Frederick Ganzi, M.D
NPI 1639105646ActiveIndividual· Anesthesiology· Holland, MI
Anesthesiology (M.D) in Holland, Michigan, licensed in MI, with an NPI issued in June 2006. Medicare paid $10,601 for services to 77 patients in 2024. Abbvie Inc. was the largest of 2 companies reporting payments in 2025, $36.95 in all, mostly food and beverage.
Overview
| NPI | 1639105646 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D |
| Sole proprietor | No |
| NPI issued | Jun 23, 2006 |
| Last updated in NPPES | Aug 18, 2023 |
| Certified by provider | Aug 7, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Anesthesiology Primary | 207L00000X | 4301071833 | MI |
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 - Anesthesiology (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 77 |
|---|---|
| Services billed | 81 across 24 procedure codes |
| Paid by Medicare | $10,601 |
Industry payments (Open Payments)
- 2025$36.95 · 2 payments from 2 companies
- 2024$393.77 · 19 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $23.01 | 1 |
| Merck Sharp & Dohme LLC | $13.94 | 1 |
What the 2025 payments were for
- Food and Beverage$36.95 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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