Management Team
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Michael Weinper, PT, DPT, M.P.H., President
Nancy Rothenberg, Vice President
Mitchel Kaye, PT, Director of Quality Assurance

Michael WeinperMichael Weinper, PT, DPT, M.P.H., President

Michael Weinper, PT, DPT, M.P.H., cofounded the company in 1985 with his partner, Fred Rothenberg, a former executive at Blue Cross of California. A physical therapist with more than 40 years of experience in clinical practice, management consulting, administration, and program development, Weinper is also a principal in Progressive Physical Therapy, a private practice, with four locations in Southern California.

Weinper received a Bachelor of Arts degree in Industrial Psychology and a Bachelor of Science degree in Health Science (physical therapy) from California State University, Northridge. He received a certificate in physical therapy from that institution in conjunction with UCLA Hospitals and Clinics. Weinper later received his Master of Public Health degree (M.P.H.) from UCLA in Health Services Administration and his Doctorate in Physical Therapy from the EIM Institute for Health Professions in Louisville, KY.

Weinper has been active in the American Physical Therapy Association (APTA). He has served as a member of the APTA’s Task Force on Physician Ownership of Physical Therapy Services, as a member of its Committee on Physical Therapy Practice, as the association’s chairperson on its Task Force on Reimbursement, on the Board of Directors for APTA’s California Chapter and national Private Practice Section, and as trustee of the APTA Congressional Action Committee (now known as PT-PAC). Weinper received the prestigious Robert G. Dicus Award from the Private Practice Section of the APTA in 2000, and he received the Charles Harker Policy Maker Award from the APTA Health Policy and Administration Section in 2011.

On behalf of the state of California, Weinper has served as a member of the Physical Therapy Subcommittee of the Division of Industrial Accidents, now known as the Division of Workers’ Compensation. He also has served as an expert to the Medical Board of California, where among his activities he has appeared on behalf of the People in insurance fraud trials. He has provided expert witness testimony on behalf of more than 20 insurance companies.

A former associate professor of health science at California State University, Northridge, Weinper is a frequent presenter for various professional associations including the National Managed Healthcare Conference, the American Medical Care and Review Association, and the APTA. He has authored many articles for both physical therapy and insurance industry publications.

Nancy RothenbergNancy Rothenberg, Vice President

Nancy Rothenberg has played a key role in the development of PTPN for more than 25 years, as it has expanded from its roots in California to 23 states. In this role, she is responsible for overseeing the day-to-day operations of the company, including payer and provider contracting, marketing and sales (both local and national), provider relations, systems, data processing, political action, and planning, budgeting and analysis of overall network performance. She was instrumental in the initial development and ongoing evolution of PTPN’s consumer brand, Physiquality. She also works closely with the Quality Assurance Department, with an emphasis on PTPN’s Outcomes Program.

Rothenberg received a Bachelor of Science degree in political science from California State University, Northridge, graduating Summa Cum Laude. She also attended Duke University’s Institute of Policy Sciences and Public Affairs graduate program.

Prior to joining PTPN in 1987, Rothenberg worked for Stroock & Stroock & Lavan, a national law firm, handling its marketing and public relations service areas. She also served as the assistant director for The Coalition for Clean Air, a California nonprofit environmental organization, where she designed and implemented outreach programs and presentations, testified before governmental bodies, educated legislators and regulators, handled media relations, and performed research analysis on various issues.

Rothenberg has authored a number of articles on contract management and physical therapy and has been published in such journals as Workspan, ADVANCE for Directors in Rehabilitation, Risk Management, The PPO Letter, and the Journal of Health Care Benefits.

Mitchel KayeMitchel Kaye, PT, Director of Quality Assurance

Mitch Kaye oversees all aspects of utilization review and case management for the entire PTPN network, and trains and supervises PTPN’s Quality Assurance and Utilization Management staff. In addition, he is responsible for creating and updating case management, utilization management, quality assurance, clinical integration and outcomes guidelines for the network.

Kaye also assists PTPN regional offices with Quality Assurance program management through ongoing training and support, and he meets with members, physicians and payers as needed for program development and problem resolution.

Kaye earned his Bachelor of Science degree with a certificate in physical therapy at University of Southern California. He then worked at Los Angeles County/USC Medical Center for 7 years and later served as a physical therapy consultant and surveyor for the Los Angeles County Health Department, and then as director of physical therapy and director of imaging services at a 180-bed community hospital. He also worked for Zenith Insurance as a reviewer/coordinator and previously had his own private physical therapy practice for 14 years.

As a recognized expert in the field, Kaye has been a member of the Federation of State Boards of Physical Therapy’s Standard Setting Task Force, as well as the Center for Medicare and Medicaid Services’ Short Term Alternatives for Therapy Services project. He has worked with the Physical Therapy Board of California, both as a Subject Matter Expert and as a member of the board’s Assistive Personnel Task Force.

Kaye is also an active member of the California Physical Therapy Association. He has served on the organization’s Board of Directors, House of Delegates, Quality Practice Committee, Nominating Committee and Annual Conference Committee. He has represented the association’s Greater Los Angeles District as treasurer and a member of the Assembly of Representatives. In 2011, the CPTA awarded him the Clarence W. Hultgren Service Award.