Gary Schuyler Zimmer III, DO
NPI 1104455807ActiveIndividual· Emergency Medicine· Rochester, NY
Emergency Medicine (DO) in Rochester, New York, trained at Campbell Univ School of Osteopathic Medicine (class of 2020). 244 Medicare patients in 2024, $33,094 paid; nearly all of their 254 Part D prescriptions were generic (97%). Pfizer Inc. was the largest of 2 companies reporting payments in 2025, $62.61 in all, mostly food and beverage.
Overview
| NPI | 1104455807 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO |
| Sole proprietor | No |
| NPI issued | Apr 4, 2020 |
| Last updated in NPPES | Jun 20, 2023 |
| Certified by provider | Jun 20, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Emergency Medicine Primary | 207P00000X | 322056 | NY |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 - Emergency Medicine (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 244 |
|---|---|
| Services billed | 297 across 16 procedure codes |
| Paid by Medicare | $33,094 |
Part D prescriptions in 2024
| Prescriptions (claims) | 254 · 257 30-day fills |
|---|---|
| Patients | 196 |
| Total drug cost | $2,398 |
| Generic share | 97% of claims |
Education and affiliations
| Medical school | Campbell Univ School of Osteopathic Medicine |
|---|---|
| Graduation year | 2020 |
| Medicare specialty | Emergency Medicine |
Medical groups
- The Unity Hospital of RochesterRochester, NY · 736 clinicians
- United Memorial Medical CenterBatavia, NY · 279 clinicians
Hospital affiliations
- United Memorial Medical CenterBatavia, NY
- Unity HospitalRochester, NY
Industry payments (Open Payments)
- 2025$62.61 · 3 payments from 2 companies
- 2024$24.47 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $45.24 | 2 |
| Abbvie Inc. | $17.37 | 1 |
What the 2025 payments were for
- Food and Beverage$62.61 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 239 emergency medicine physicians in Rochester · All emergency medicine physicians in New York