Ganan Hahn, PA
NPI 1184337032ActiveIndividual· Physician Assistant· Belleville, IL
Physician Assistant (PA) in Belleville, Illinois, trained at Saint Louis University School of Medicine (class of 2021). 48 Medicare patients in 2024, $7,236 paid; nearly all of their 114 Part D prescriptions were generic (98%). Medical Device Business Services, Inc. was the largest of 4 companies reporting payments in 2025, $1,288 in all, mostly travel and lodging.
Overview
| NPI | 1184337032 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA |
| Sole proprietor | No |
| NPI issued | Jan 5, 2023 |
| Last updated in NPPES | Sep 19, 2025 |
| Certified by provider | Sep 19, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 08501028 | IL |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | MO |
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 - Physician Assistant (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 48 |
|---|---|
| Services billed | 133 across 21 procedure codes |
| Paid by Medicare | $7,236 |
Part D prescriptions in 2024
| Prescriptions (claims) | 114 · 115 30-day fills |
|---|---|
| Patients | 49 |
| Total drug cost | $2,329 |
| Generic share | 98% of claims |
Education and affiliations
| Medical school | Saint Louis University School of Medicine |
|---|---|
| Graduation year | 2021 |
| Medicare specialty | Physician Assistant |
Medical groups
- Select Physical Therapy Holdings IncClarksville, TN · 2,024 clinicians
- Fairview Heights Medical Group SCAlton, IL · 444 clinicians
Hospital affiliations
- Memorial HospitalBelleville, IL
- Sparta Community HospitalSparta, IL
Other facilities
- Ssm Health Rehabilitation HospitalInpatient rehabilitation facility · Richmond Heights, MO
Industry payments (Open Payments)
- 2025$1,288 · 11 payments from 4 companies
- 2024$44.82 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Medical Device Business Services, Inc. | $1,105 | 7 |
| Heron Therapeutics, Inc. | $124.62 | 2 |
| Elite Orthopedics, LLC | $36.37 | 1 |
| Ethicon US, LLC | $21.94 | 1 |
What the 2025 payments were for
- Travel and Lodging$901.63 · 3 payments
- Food and Beverage$386.63 · 8 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 43 physician assistants in Belleville · All physician assistants in Illinois