Benjamine Mark Welch, DO
NPI 1679527337ActiveIndividual· Otolaryngology, Otolaryngic Allergy· Claremore, OK
Otolaryngology, Otolaryngic Allergy (DO) in Claremore, Oklahoma, trained at Oklahoma State University College of Osteopathic Medicine (class of 1996). 272 Medicare patients in 2024, $48,264 paid; nearly all of their 579 Part D prescriptions were generic (93%). Genentech USA, Inc. was the largest of 2 companies reporting payments in 2025, $37.19 in all, mostly food and beverage.
Overview
| NPI | 1679527337 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO |
| Sole proprietor | No |
| NPI issued | May 19, 2006 |
| Last updated in NPPES | Jul 13, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Otolaryngology, Otolaryngic Allergy Primary | 207YX0602X | 3797 | OK |
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 - Otolaryngology (OK) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 272 |
|---|---|
| Services billed | 1,075 across 31 procedure codes |
| Paid by Medicare | $48,264 |
Part D prescriptions in 2024
| Prescriptions (claims) | 579 · 770 30-day fills |
|---|---|
| Patients | 159 |
| Total drug cost | $21,960 |
| Generic share | 93% of claims |
Education and affiliations
| Medical school | Oklahoma State University College of Osteopathic Medicine |
|---|---|
| Graduation year | 1996 |
| Medicare specialty | Otolaryngology |
| Secondary specialties | Allergy/Immunology |
Hospital affiliations
- Bailey Medical Center, LLCOwasso, OK
- Hillcrest Hospital ClaremoreClaremore, OK
- Hillcrest Hospital PryorPryor, OK
- Hillcrest Medical CenterTulsa, OK
- St John OwassoOwasso, OK
Industry payments (Open Payments)
- 2025$37.19 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Genentech USA, Inc. | $19.65 | 1 |
| Greer Laboratories, Inc. | $17.54 | 1 |
What the 2025 payments were for
- Food and Beverage$37.19 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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