David Werner Koelsch, MD
NPI 1013919489ActiveIndividual· Surgery· Oak Ridge, TN
Surgery (MD) in Oak Ridge, Tennessee, trained at University of Tennessee, Hsc, College of Medicine (class of 1996). 161 Medicare patients in 2024, $59,443 paid; nearly all of their 232 Part D prescriptions were generic (96%). Riggs Hospital Supplies, Inc. reported $15.02 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1013919489 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 15, 2005 |
| Last updated in NPPES | May 2, 2022 |
| Certified by provider | May 2, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery Primary | 208600000X | 47206 | TN |
| Surgery | 208600000X | 36460 | KY |
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 - General Surgery (TN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 161 |
|---|---|
| Services billed | 431 across 62 procedure codes |
| Paid by Medicare | $59,443 |
Part D prescriptions in 2024
| Prescriptions (claims) | 232 · 249 30-day fills |
|---|---|
| Patients | 128 |
| Total drug cost | $6,349 |
| Generic share | 96% of claims |
Education and affiliations
| Medical school | University of Tennessee, Hsc, College of Medicine |
|---|---|
| Graduation year | 1996 |
| Medicare specialty | General Surgery |
Medical group
- Covenant Medical Group IncKnoxville, TN · 365 clinicians
Hospital affiliation
- Methodist Medical Center of Oak RidgeOak Ridge, TN
Industry payments (Open Payments)
- 2025$15.02 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Riggs Hospital Supplies, Inc. | $15.02 | 1 |
What the 2025 payments were for
- Food and Beverage$15.02 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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