Yitzhak David Twersky, M.D.
NPI 1386625556ActiveIndividual· Internal Medicine, Gastroenterology· Lawrence, NY
Internal Medicine, Gastroenterology (M.D.) in Lawrence, New York, trained at Albert Einstein College of Medicine of Yeshiva University (class of 1985). 257 Medicare patients in 2024, $113,584 paid; nearly all of their 154 Part D prescriptions were generic (94%).
Overview
| NPI | 1386625556 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Nov 7, 2005 |
| Last updated in NPPES | May 1, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 172791 | NY |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Gastroenterology (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 257 |
|---|---|
| Services billed | 1,179 across 19 procedure codes |
| Paid by Medicare | $113,584 |
Part D prescriptions in 2024
| Prescriptions (claims) | 154 · 199 30-day fills |
|---|---|
| Patients | 115 |
| Total drug cost | $20,074 |
| Generic share | 94% of claims |
Education and affiliations
| Medical school | Albert Einstein College of Medicine of Yeshiva University |
|---|---|
| Graduation year | 1985 |
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
Medical group
- St John's Medical Services PCRockaway Park, NY · 90 clinicians
Hospital affiliation
- St John's Episcopal Hospital at South ShoreFar Rockaway, NY
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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