James O. Shirk, M.D.
NPI 1154390649ActiveIndividual· Obstetrics & Gynecology· Knoxville, TN
Obstetrics & Gynecology (M.D.) in Knoxville, Tennessee, trained at East Tennessee State University Quillen College of Medicine (class of 1990). 103 Medicare patients in 2024, $11,899 paid; nearly all of their 320 Part D prescriptions were generic (95%). Sage Therapeutics, LLC was the largest of 4 companies reporting payments in 2025, $121.29 in all, mostly food and beverage.
Overview
| NPI | 1154390649 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Mar 16, 2006 |
| Last updated in NPPES | Feb 27, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology Primary | 207V00000X | 25443 | TN |
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 - Obstetrics/Gynecology (TN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 103 |
|---|---|
| Services billed | 202 across 19 procedure codes |
| Paid by Medicare | $11,899 |
Part D prescriptions in 2024
| Prescriptions (claims) | 320 · 673 30-day fills |
|---|---|
| Patients | 83 |
| Total drug cost | $13,403 |
| Generic share | 95% of claims |
Education and affiliations
| Medical school | East Tennessee State University Quillen College of Medicine |
|---|---|
| Graduation year | 1990 |
| Medicare specialty | Obstetrics/Gynecology |
Medical group
- University Health System, Inc.Knoxville, TN · 522 clinicians
Hospital affiliations
- Physicians Regional Medical CenterPowell, TN
- University Health System, IncKnoxville, TN
Industry payments (Open Payments)
- 2025$121.29 · 6 payments from 4 companies
- 2024$40.51 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Sage Therapeutics, LLC | $36.78 | 2 |
| Baxter Healthcare | $36.45 | 1 |
| Astellas Pharma US Inc | $28.92 | 2 |
| Supernus Pharmaceuticals, Inc. | $19.14 | 1 |
What the 2025 payments were for
- Food and Beverage$121.29 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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