Iman Chamas, PA-C
NPI 1821544081ActiveIndividual· Physician Assistant· Owosso, MI
Physician Assistant (PA-C) in Owosso, Michigan, licensed in MI and AZ, with an NPI issued in August 2016. Their prescriptions cost Medicare Part D more than their services did: $84,476 for 1,507 claims, against $6,581 paid for services in 2024. Stryker Corporation reported $282.87 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1821544081 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Aug 28, 2016 |
| Last updated in NPPES | Apr 5, 2021 |
| Certified by provider | Apr 5, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 5601007905 | MI |
| Physician Assistant | 363A00000X | MC4600816 | AZ |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Physician Assistant (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 43 |
|---|---|
| Services billed | 110 across 17 procedure codes |
| Paid by Medicare | $6,581 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,507 · 2,169 30-day fills |
|---|---|
| Patients | 520 |
| Total drug cost | $84,476 |
| Generic share | 91% of claims |
Education and affiliations
| Graduation year | 2016 |
|---|---|
| Medicare specialty | Physician Assistant |
Industry payments (Open Payments)
- 2025$282.87 · 2 payments from 1 company
- 2024$131.40 · 5 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Stryker Corporation | $282.87 | 2 |
What the 2025 payments were for
- Food and Beverage$282.87 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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