Ross Tanzer, D.O.
NPI 1508362153ActiveIndividual· Anesthesiology· Grand Rapids, MI
Anesthesiology (D.O.) in Grand Rapids, Michigan, trained at West Virginia School of Osteopathic Medicine (class of 2018). Medicare paid $14,740 for services to 95 patients in 2024. Janssen Biotech, Inc. was the largest of 2 companies reporting payments in 2025, $47.65 in all, mostly food and beverage.
Overview
| NPI | 1508362153 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | No |
| NPI issued | Apr 3, 2018 |
| Last updated in NPPES | Nov 5, 2025 |
| Certified by provider | Nov 5, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Anesthesiology Primary | 207L00000X | 5101026733 | 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 | 95 |
|---|---|
| Services billed | 100 across 42 procedure codes |
| Paid by Medicare | $14,740 |
Education and affiliations
| Medical school | West Virginia School of Osteopathic Medicine |
|---|---|
| Graduation year | 2018 |
| Medicare specialty | Anesthesiology |
Medical groups
- Spectrum Health Primary Care PartnersGrand Rapids, MI · 2,294 clinicians
- Sparrow Carson HospitalGreenville, MI · 64 clinicians
Hospital affiliation
- Spectrum HealthGrand Rapids, MI
Industry payments (Open Payments)
- 2025$47.65 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Biotech, Inc. | $24.54 | 1 |
| Regeneron Healthcare Solutions, Inc. | $23.11 | 1 |
What the 2025 payments were for
- Food and Beverage$47.65 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 198 anesthesiologists in Grand Rapids · All anesthesiologists in Michigan