Administrative Staff

The professionals of Main Line HealthCare (MLHC) are committed to providing exceptional care and taking an active and compassionate interest in the patients and families they serve. Below is a directory of MLHC 's key administrators and management staff.

Rick Mankin, MD

Since his arrival in 2013, Dr. Mankin has overseen the growth and evolution of MLHC, which has doubled its size and scope in his tenure. He co-led the foundation of Main Line Health's clinically integrated network, Main Line Health Physician Partners, combining MLHC with Main Line Health's extensive independent medical staff to present a cohesive "virtual group practice" to patients, payers, and employers. He serves in physician leadership and on the Board of Delaware Valley Accountable Care Organization, one of the larger ACO's in the country. He remains clinically active as a family physician in Newtown Square.

Prior to joining MLHC in April 2013, Dr. Mankin served for 10 years as chief executive officer and 7 years as chief medical officer for Temple Physicians Inc., the community-based physician group of Temple Health. He was previously a partner in Southern California Permanente Medical Group, in Los Angeles, and a founding physician of HealthSpring Medical Group. He was named Microsoft US Physician of the Year in 2001.

A graduate of Haverford College and Temple University School of Medicine, Dr. Mankin completed his Family Practice residency at Middlesex Memorial Hospital in Connecticut.

Adam Edelson
Vice President, Ambulatory Operations


Seth Rubin, MD, MSCP
Network Medical Director

Dr. Rubin joined Main Line HealthCare in 2010 and has served as a Medical Director since 2015. In addition to his role as Medical Director, Dr. Rubin serves the Delaware Valley Accountable Care Organization as an Associate Medical Director and a member of its Board. He remains clinically active as a family physician in Bryn Mawr. He has served as a faculty member for family medicine residency programs since 2004, first at the University of Pittsburgh Medical Center – Shadyside Family Medicine Residency Program and currently at the Main Line Health – Bryn Mawr Family Practice Residency Program.

Prior to joining MLHC, Dr Rubin earned a BA in Biology and minored in Law, Medicine and Health Policy at Brandeis University. He graduated from the University of Pittsburgh School of Medicine and the University of Pittsburgh Medical Center – Shadyside Family Medicine Residency Program. He later earned a Certificate of Clinical Research at the University of Pittsburgh School of Medicine and earned a Master of Science in Counseling Psychology at Chatham University.

Jonathan Arend, MD
Medical Director, Primary Care and Population Health

Dr. Arend joined Main Line HealthCare in 2020 as Medical Director for Primary Care and Population Health. He works closely with the President to guide the services of primary care physicians across the Main Line HealthCare physician network. His areas of focus include clinical operations, clinical quality, patient safety, resource utilization, and transformation of care delivery. Dr. Arend is also a member of the teaching faculty of the Internal Medicine Residency Program at Lankenau Medical Center. He practices internal medicine at Main Line HealthCare Internal Medicine at Lankenau Medical Center, where he cares for a socioeconomically and culturally diverse panel of patients residing in West Philadelphia and the surrounding areas.

Prior to his position at Main Line HealthCare, Dr. Arend served as Medical Director for Population Health for the Mount Sinai Health System and a clinician educator in the Internal Medicine Residency Program at the Icahn School of Medicine at Mount Sinai in New York City, where he held the rank of Associate Professor of Medicine. His scholarly contributions focused on chronic disease management, health care delivery innovation, quality improvement, and population health management.

Dr. Arend received his undergraduate degree from the University of Puget Sound and his MD from Louisiana State University School of Medicine in New Orleans. He completed his residency training in the Primary Care/Social Internal Medicine Residency Program at Albert Einstein College of Medicine/Montefiore Medical Center in New York City. Dr. Arend is also an alumnus of the Clinical Quality Fellowship Program sponsored by the Greater New York Hospital Association and the United Hospital Fund.

Kimberly Albaugh
Physician Contract & Compensation Manager

Kimberly concentrates her expertise on the development and maintenance of physician compensation and employment contracts. Her background also includes preparation of detailed financial statements and associated variance analysis, bi-weekly payroll and trust services. Kimberly holds a Bachelor's Degree in accounting from Widener University and has over 18 years experience in health care finance.

Talia Aukers, MPH
Director, Ambulatory Care Centers

Talia returned to Main Line HealthCare in 2013 after working as the director of physician practices for the Mercy Health System managing primary care as well as specialty practices. She has more than 15 years experience in physician practice management, to include her employment at Indiana University Health Bloomington Hospital, Scott White Hospital in Texas, and University of California San Francisco School of Medicine. Her experiences include strategic planning for growth, expansions, acquisitions, and successions; implementation of "best practice" models; physician recruitment; and implementation of EPM/EMR, as well as patient portal, meaningful use and patient-centered medical home (PCMH) at the practices. Talia earned her Master of Public Health (MPH) degree from Indiana University, Bloomington, Indiana. She also has a Paralegal Certificate from Roosevelt University, Chicago, Illinois.

Hannah Borger, MBA
Director, Ambulatory Practice Operations

Hannah joined MLHC in May 2019. She has over a decade of health care experience with prior employment with St. Luke's University Health System, the Children's Hospital of Philadelphia, and Crozer-Keystone Health System. Her career path started with front end office operations then transitioned to practice and service line management. She received her bachelor's degree in Health Care Administration and minored in public service at the University of Pittsburgh. Hannah also holds an MBA from Temple's Fox School of Business. Hannah's current portfolio includes general primary care practices along with numerous education programs including the internal, family, and OB/GYN medicine residencies along with the Hem/Onc and GI fellowships located at Lankenau Medical Center.

Kyle Brown, MSN, RN
Director, Clinical Transformation & Network Integration

Kyle joined Main Line HealthCare in 2014 and brings more than 15 years of acute and ambulatory health care experience to our organization. Prior to accepting his current position as the Director of Clinical Transformation and Network Integration, Kyle served as MLHC's Director of Quality and Clinical Operations and was responsible for the network's value-based performance efforts. He has significant experience in clinical process improvement, patient safety, regulatory compliance, and patient-centered care transformation.

Prior to his employment with MLHC, Kyle was on active duty with the United States Navy Nurse Corps. Upon graduation from Officer Development School, he was assigned to the National Naval Medical Center (NNMC) in Bethesda, MD where he worked as a surgical trauma nurse. Following a deployment onboard the USNS Comfort, he returned to NNMC as an emergency department nurse. In 2011, Kyle was assigned to the U.S. Naval Hospital in Naples, Italy where he served as the primary care division officer and the hospital's public affairs officer.

Kyle completed his BSN at West Chester University, and he holds a master's degree in nursing leadership and health care management from the George Washington University in Washington, D.C.

Samantha Brown, BSN, RN
Director, Ambulatory Practice Operations

Samantha joined MLHC in 2016 as a clinical practice manger, overseeing practice operations at the Exton Square Health Center. She joined MLHC's corporate leadership team in 2018 as regional operations administrator for primary care. Samantha comes to MLHC with more than 10 years of clinical and management experience in a variety of inpatient and ambulatory settings.

Prior to joining MLHC, Samantha was the clinical lead nurse at The Children's Hospital of Philadelphia specialty care center in King of Prussia, where she assisted with the relocation and growth of ambulatory subspecialty practices in the Philadelphia suburbs. Samantha had relocated to the area after spending three years in Naples, Italy, where she worked as a government service nurse for the U.S. Navy. She started her nursing career as a pediatric ER/trauma nurse at Children's National Medical Center in Washington D.C.

Samantha holds her Bachelor's degree in nursing and has a special interest in the optimization of operational workflows to increase positive patient outcomes and provider efficiency.

Joseph Carbaugh, MPH
Director, Network Development

Joseph joined MLHC in 2021 and brings over 12 years of physician enterprise performance improvement experience to the organization.

Prior to joining MLHC, Joseph served as an Associate Director for Guidehouse (formerly known as Navigant Consulting, Inc.) where he led several physician enterprise performance improvement engagements for various medical groups across the United States. During his time at Guidehouse, Joseph spent nearly 2 years at Main Line Health in a consultative capacity during the Performance Excellence 2020 partnership between Main Line Health and Guidehouse. Joseph also worked at Tenet Healthcare (in the Philadelphia market) initially as Regional Director of Physician Integration and subsequently as a Regional Director of Performance Improvement. Prior to Tenet, he worked at Huron Consulting Group, Accenture and Children's Hospital of Philadelphia.

Joseph earned his BS in Health Promotion from Edinboro University of Pennsylvania, and his MPH from Drexel University. Additionally, he completed a two-year post-graduate Administrative Fellowship at the University of Pittsburgh Medical Center.

Phil DeAngelis, BA
Director, Revenue Cycle

Phil has worked for physician networks, hospitals, and health insurance carriers for the past 18 years. He has directed and managed the Central Business Office (CBO) operations for multiple physician networks in numerous specialties. In his present position, Phil is responsible for the administrative, operational, and financial oversight of reimbursement services for the MLHC network. He has consulted with physician groups, health systems, and industry observers on revenue cycle improvement strategies and technologies.

Dawn DiDonato, MHA
Director, Ambulatory Practice Operations

Dawn joined Main Line Health in 2009. She has worked in various behavioral health settings since 2005 in both clinical and administrative roles. She is experienced in patient access, utilization review, business administration, payer contracting, credentialing, and revenue cycle. Dawn holds a Bachelor's Degree in Psychology and Cognitive Neuroscience from Temple University. In 2019, she completed the Executive Healthcare Leadership and Healthcare Change Leadership certificate programs at Cornell University. Dawn will graduate in 2022 with her Master of Healthcare Administration (MHA) degree from Drexel University's College of Nursing and Health Professions.

Precious Graham, MBA, PHR 
Director, Ambulatory Practice Operations

Precious joins Main Line HealthCare in 2023 and oversees the Hospitalist Medicine Services and Palliative Care Departments. She most recently worked with Visionworks of America as the Director of Doctor Operations. In this role, Precious was responsible for supporting clinical teams in the delivery of the Visionworks brand experience over her assigned region. She helped to develop the clinical team in the execution of sales, services, clinical and retail activities and processes. Prior to joining Visionworks, Precious worked for the Children’s Hospital of Philadelphia for 15 years in a variety of leadership positions as well as the Delta-T Group as a managing director.

Precious holds a BS in business management from Rosemont College and she earned her MBA from the University of Phoenix. She received a certificate in Organizational Leadership from The Wharton School and she also holds a Professional in Human Resources (PHR) certificate.

Juliana Gruber-May, MSN, RN
Director, Ambulatory Care Management and Coordination

Juli is a health care administrator with more than 20 years of diverse health care background and joined MLHC in 2019. Her experience includes care management, patient advocacy, hospital operations, practice management, and system-wide program development. During her tenure in academic medicine, she held a variety of roles including regional director for clinical practice, department director for system operations, and associate vice president for support services. Additionally, Juli has been a regional administrator for a care management company, as well as an independent patient advocate consultant. Juli holds a Master's in Nursing Administration from Loyola University of Chicago and received her Bachelor's in Nursing from Saint Louis University.

Vicki Vitacco Hansell, MSN, RN, CSSBB
Director, Quality

Vicki joined Main Line HealthCare in 2017 as the Project Manager of Quality & Patient Safety. In her current role, Vicki focuses on clinical quality, clinical operations, patient safety, regulatory, and care delivery.

Prior to joining MLHC, Vicki earned a Bachelor of Science in Nursing at Case Western Reserve University and minored in Sociology. She graduated from the University of Pennsylvania with a Master of Science in Nursing and Healthcare Administration and earned a certificate in Human Resources Management from the Wharton School of Business. Vicki is a certified ASQ Six Sigma Black Belt.

Betty Anne Knowles
Director, Ambulatory Practice Operations

Betty Anne Knowles joined MLHC in 2013. She has been at the forefront of health care change and on the front line of primary care practice transformation for the last decade, working collaboratively to support improvements in patient care, coordination and outcomes. In addition, she helped develop and operationalize non-primary care specialty service lines and integrate new models for sustained care delivery at some of the larges health care practices in the Philadelphia area.

Previously a senior practice administrator at University of Pennsylvania's Clinical Care Associates, Betty Anne helped lead the organization's initial approach to patient-centered care, resulting in NCQA level 3 patient-centered medical home (PCMH) recognition. She was chosen as one of the founding members of that system's "Best Practice Team," a group charged with identifying, piloting, and spreading best-in-medicine practices across the system.

Betty Anne has extensive experience with EMR installation and optimization and was the winner of several quality awards during her tenure at Penn. She was recognized for her work in the Performance Improvement in Action project to improve in-system leakage. She attended Widener University and is completing a degree in Leadership at Villanova University.

Michele D. Landis, MBA
Director, Ambulatory Practice Operations

Michele joined Main Line HealthCare in 2018 and has been in physician practice management and health care administration since 2000. During her career she has led operations in multiple areas including primary care, as well as several medical and surgical specialties.

Prior to joining Main Line HealthCare, she held administrator and director roles for some of the largest health systems in the Lehigh Valley including St. Luke's University Health Network and Lehigh Valley Health Network. Michele has extensive experience in strategic planning, physician relations, and in building high performing teams. She earned her MBA with a focus in health care systems management from DeSales University in Center Valley, Pa.

Nicole Lattanzio, CPMSM, CPCS
Manager, Credentialing

Nicole joined Main Line HealthCare in June 2022. Prior to joining, she held various leadership roles at Penn Medicine as the Manger, Credentialing and Privileging, and CVO Operations Manager for seven years. She also was Manager, Credentialing, at Children's Hospital of Philadelphia, and CVO Manager, at Mercy Health System. Nicole has worked as a Medical Staff Professional for over 20 years beginning her career at the Medical College of Pennsylvania Hospital. She is dual certified by the National Association of Medical Staff Services (NAMSS) with certifications as a Certified Provider Credentialing Specialist (CPCS) and Certified Professional Medical Services Management (CPMSM).

Nicole's expertise includes credentialing and privileging, delegated payor credentialing, Central Verification Organization (CVO) implementation, Medical Staff Office system integrations, automated (paperless) credentialing systems management and implementation, NCQA Certification, NCQA accreditation surveys, payor audits, Joint Commission and PA Department of Health regulatory audit and compliance. Nicole also served as a voting committee member for the NAMSS Certification Commission.

Amanda Martin, BA, MBA
Manager, Finance

Amanda joins the MLHC team as a Finance Manager to lead the annual budget process, manage the general ledger function and provide analysis for senior leadership. She graduated with a Bachelor's of Science in Accounting and earned a Master's in Business Administration, with a concentration in Finance, from Wilmington University. Amanda has 13 years of experience in healthcare operations and financial roles at previous employment with Christiana Care Health System, Temple University Health System, Johns Hopkins Health System and Bayhealth Medical Center.

Throughout her career in the healthcare industry, Amanda's responsibilities have included accounting, financial reporting/analysis,budgets, business plans, incentive calculations, contract management and joint affiliation agreements; she also has in-depth knowledge of multiple information systems and has experience working closely with doctors, nurses,administrators, patients and executives.

Diane McIntyre, CPM
Director, Procurement & Projects

Diane has worked with Main Line HealthCare since 1995 and developed the purchasing program currently in place for the MLHC practices and corporate office. Since she assumed this role, Diane has developed a network of vendors to support our practices and fostered strong relationships with those vendors. Her expertise is in negotiating contracts resulting in lower overall cost and superior vendor service. Diane's department has expanded into project coordination collaborating closely with the Main Line Real Estate department on new practice construction and practice renovations. Diane has a Bachelor of Arts from Temple University, is certified in her field, and has 31 years of purchasing experience. Prior to joining MLHC, Diane was a medical-surgical buyer for Main Line Health and sold medical-surgical supplies and equipment for a Philadelphia medical distributor.

Tom Mele, BS, MHA
Director, Ambulatory Practice Operations (Women's Health)

Tom joined Main Line HealthCare in May 2022, and comes to Main Line HealthCare from St. Luke's University Health Network where he was the Director of Operations for Medical Oncology, Surgical Oncology, Gynecologic Oncology, Thoracic Surgery, and Patient Support Services. Prior to St. Luke's, Tom held various roles at Penn Medicine focusing on practice operations and project management in the Abramson Cancer Center as well as the Department of Radiation Oncology. Tom is a Graduate of the University of Scranton with a Bachelor of Science in Health Administration and a Master of Health Administration.

Eric M. Mendez, PHR
Director, Human Resources

Eric has been with MLHC for over 10 years and oversees the human resources function within the organization. Eric has over 15 years of experience in the areas of employee relations, recruitment, compensation and benefits administration, as well as particular expertise in employment law. He provides human resources consultative direction to physician practices and various entities throughout the Main Line Health System. Eric is a certified professional in human resources, and holds a BA degree in industrial psychology from Penn State University.

Brian Meyer, BA
Director, Finance

Brian has worked in finance departments in several industries since 1993 with experience as a finance director and manager in behavioral health care organizations since 2012. He has supervised teams of finance professionals, prepared and supervised annual budgets and quarterly forecasts, created financial models for new business opportunities and worked collaboratively with senior management to develop and implement strategies for operational efficiencies and financial improvement. Brian is a graduate of the University of Lynchburg with a BA in Business Management.

Mary Ellen Moakes, MBA
Director, Ambulatory Practice Operations

Mary Ellen has been working in the physician practice management field for over 10 years. Her most recent position was with US Digestive Health as Director of Strategic Initiatives. Prior roles include serving as Interim COO and Practice Administrator for Physician Services Organizations of large health care systems. Her focus has always been on improving operational performance, the patient experience, and employee engagement. Other areas of expertise include strategic planning and implementation, practice acquisition and integration, leadership development, PM/EMR implementation, and clinical documentation improvement.

Mary Ellen has an MBA from the Keller Graduate School of Management, DeVry University and BA in Organizational Management from Eastern University. She is also a Licensed Practical Nurse.

Stephanie Mostone, DNP, CRNP, FNP-BC
Director, Advanced Practice Providers

Stephanie joined the MLHC team in 2019, bringing 10 years of clinical and administrative health care experience. Most recently, Stephanie served as the director of Advanced Practice Providers (APPs) at Crozer-Keystone Health Network overseeing the operations of over 130 nurse practitioners and physician assistants across ambulatory and inpatient settings. In her role with MLHC, her goal is to support, strengthen and bring recognition to the roles APPs fill within the organization. Additionally, she will continue the recruitment of high-quality nurse practitioners and physician assistants and strategize new initiatives for APPs that will best serve MLHC patients.

Stephanie also practices clinically as a family nurse practitioner in primary care, building relationships with her patients to improve health outcomes. She earned her Doctorate of Nursing Practice (DNP) from Fairfield University, Fairfield, Connecticut and her Bachelors of Science in Nursing (BSN) from Villanova University.

David Okawa, MBA
Director, Ambulatory Practice Operations

David joined Main Line HealthCare in January 2022 as the Director of Ambulatory Practice Operations for the surgical practices. He was previously employed by Penn Medicine where he has over 16 years of healthcare leadership experience. While at Penn, David held several leadership roles in various departments: including Perioperative Services, Department of Medicine, and most recently as Director, Plastic Surgery Division. Additionally, David led two teams that won Penn’s top quality and innovation award for work that contributed to the redesign of the scope processing unit and redesign of the patient experience for Breast Cancer patients. David earned his BA and MBA from Temple University and holds a Six Sigma Blackbelt from Villanova University.

John S. Potts, DO, FAAFP
Assistant Chief Medical Information Officer

Dr. Potts joined MLH in April 2018. He is responsible for facilitating system wide EMR strategy, implementation, optimization, technology adoption and data analytics for users throughout the MLH network. He also leads EMR integration with the DVACO and population health strategy for MLH. He is certified as an Epic Physician Builder, Physician Builder Analytics, Healthy Planet and Clarity. He sees patients at the Main Line HealthCare Internal Medicine in Lawrence Park office.

Prior to his work at MLH, Dr. Potts was the associate medical director of clinical informatics for the Clinical Care Associates of the University of Pennsylvania Health System. He also served as their lead physician for practice transformation under CPC+. Dr. Potts practiced family medicine in West Chester for 18 years. Board-certified in family medicine, Dr. Potts earned his medical degree from the Chicago College of Osteopathic Medicine and completed his family medicine internship and residency at the Philadelphia College of Osteopathic Medicine.


Stephanie Walker
Director, Ambulatory Practice Operations

Stephanie joined Main Line Healthcare in October 2023 as the Director of Ambulatory Practice Operations overseeing our Urgent Care and Occupational Health. Stephanie joins MLHC from Inspira Health where she was the Director of Operations for Urgent Care and Occupational Health. She has over twelve years of Urgent Care and Occupational Health experience.

Stephanie holds a Bachelor of Science degree in Business Management.

Kelly Wiechecki, MS, MBA
Director, Cardiology Practices

Kelly joined Main Line HealthCare in April 2022. She is responsible for the leadership, management, and strategic direction of all business and clinical functions. She leads projects related to business development, growth of the service line, and system-level initiatives. Before joining Main Line HealthCare, Kelly served as the Corporate Director for ChristianaCare's Center for Heart and Vascular Health, overseeing ambulatory and acute operations and implementing programs that focus on quality and care standardization for high-risk populations. Kelly's key accomplishments include growth of Advanced Heart Failure and LVAD services, growth of cardiac surgical volumes, reducing 30-day readmissions in Heart Failure and CABG, achieving the Three Stars rating by the Society of Thoracic Surgeons, and expansion of ambulatory services and locations.

Kelly holds a Master's in Business Administration and a Master's in Organizational Effectiveness, Development and Change from the University of Delaware Lerner College of Business & Economics and a Bachelor's in Psychology from Rutgers, The State University of New Jersey. She is a certified Green Belt in Lean Six Sigma project management and completed Lean Six Sigma Black Belt training. She is a graduate of the American College of Healthcare Executives Executive Leadership program and is an Executive Leadership Team member for the American Heart Association.