Alistair Jon Chapman, M.D.
NPI 1225266331ActiveIndividual· Surgery, Surgical Critical Care· Grand Rapids, MI
Surgery, Surgical Critical Care (M.D.) in Grand Rapids, Michigan, trained at University of Arizona College of Medicine (class of 2009). Medicare paid $11,516 for services to 55 patients in 2024. Intuitive Surgical, Inc. reported $2,977 in payments in 2025, mostly education.
Overview
| NPI | 1225266331 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 26, 2009 |
| Last updated in NPPES | Feb 22, 2021 |
| Certified by provider | Feb 22, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery, Surgical Critical Care Primary | 2086S0102X | 4301094948 | MI |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - General Surgery (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 55 |
|---|---|
| Services billed | 93 across 29 procedure codes |
| Paid by Medicare | $11,516 |
Education and affiliations
| Medical school | University of Arizona College of Medicine |
|---|---|
| Graduation year | 2009 |
| Medicare specialty | General Surgery |
Medical group
- Spectrum Health Primary Care PartnersGrand Rapids, MI · 2,294 clinicians
Hospital affiliation
- Spectrum HealthGrand Rapids, MI
Industry payments (Open Payments)
- 2025$2,977 · 4 payments from 1 company
- 2024$127.20 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Intuitive Surgical, Inc. | $2,977 | 4 |
What the 2025 payments were for
- Education$2,500 · 1 payment
- Travel and Lodging$393.44 · 2 payments
- Food and Beverage$83.72 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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