Clinicians affiliated with Jonathan Lewin MD PC

7 clinicians on file with this group · most practice in New York-Newark-Jersey City, NY-NJ · PAC ID 0042407033

Affiliation snapshotOctober 2, 2026CMS Doctors and Clinicians file, current snapshot (no end-of-2024 archive), applied to 2024
Activity year2024Medicare Part B claims, Original Medicare fee-for-service

7 clinicians affiliated with Jonathan Lewin MD PC are in the 2024 Medicare Part B data, 5 of them physicians. Data years with affiliated clinicians: 2020, 2021, 2022, 2023, 2024.

Each clinician's exact figures are in their Physician Report, from their page; a specialty's figures in this market are in a Market Comparison. View sample report · Already purchased? Open your report

Affiliated clinicians by specialty, 2024

All specialties · Orthopedic Surgery (2) · Hand Surgery (1) · Internal Medicine (1) · Pain Management (1) · Physician Assistant (1) · Podiatry (1)

Specialty links go to the specialty in New York-Newark-Jersey City, NY-NJ.

Clinicians affiliated with Jonathan Lewin MD PC, 2024

Alphabetical by last name; 7.

NameSpecialtyCity
Isaac Abramchayev, P.APhysician AssistantBrooklyn, NY
Donald E Heitman, M.D.Orthopedic SurgeryNew York, NY
Michael Horowitz, MDHand SurgeryBrooklyn, NY
Steven C Horowitz, MDInternal MedicineBrooklyn, NY
Daniel B Popowitz, D.P.M.PodiatryBronx, NY
Jonathan M Simhaee, MDPain ManagementNew York, NY
Raz Winiarsky, MDOrthopedic SurgeryBrooklyn, NY

Practice locations

Listed practice locations in New Jersey.

Source: CMS Doctors and Clinicians National Downloadable File, snapshot October 2, 2026.

Membership comes from the CMS Doctors and Clinicians file. CMS does not publish an end-of-year archive of it, so the current snapshot is applied to every data year. A clinician affiliated with several groups or hospitals appears on each of their pages. How group pages are built · Limitations