Robert A. Wohlman, MD
NPI 1265412019ActiveIndividual· Internal Medicine, Gastroenterology· Hermiston, OR
Internal Medicine, Gastroenterology (MD) with Central Washington Health Services Association and 3 other groups, practicing in Hermiston, Oregon. Their prescriptions cost Medicare Part D more than their services did: $227,477 for 225 claims, against $17,953 paid for services in 2024. Phathom Pharmaceuticals, Inc. reported $5,439 in payments in 2025, mostly speaking and faculty fees. Lists Asante Rogue Regional Medical Center and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1265412019 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jan 18, 2006 |
| Last updated in NPPES | Jun 9, 2026 |
| Certified by provider | Jun 9, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 21426 | WA |
| Internal Medicine, Gastroenterology | 207RG0100X | MD219052 | OR |
| Internal Medicine, Gastroenterology | 207RG0100X | 44672 | MT |
| Internal Medicine, Gastroenterology | 207RG0100X | CDR.0003619 | CO |
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 - Gastroenterology (MT); Practitioner - Gastroenterology (OR); Practitioner - Gastroenterology (WA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 95 |
|---|---|
| Services billed | 196 across 31 procedure codes |
| Paid by Medicare | $17,953 |
Part D prescriptions in 2024
| Prescriptions (claims) | 225 · 463 30-day fills |
|---|---|
| Patients | 107 |
| Total drug cost | $227,477 |
| Generic share | 77% of claims |
Education and affiliations
| Graduation year | 1981 |
|---|---|
| Medicare specialty | Gastroenterology |
Medical groups
- Central Washington Health Services AssociationWenatchee, WA · 721 clinicians
- Kalispell Regional Medical Center IncKalispell, MT · 421 clinicians
- AsanteMedford, OR · 149 clinicians
- Good Shepherd Health Care SystemHermiston, OR · 136 clinicians
Hospital affiliations
- Asante Rogue Regional Medical CenterMedford, OR
- Confluence Health HospitalWenatchee, WA
- Good Shepherd Medical CenterHermiston, OR
- Logan Health - WhitefishWhitefish, MT
- Logan Health Medical CenterKalispell, MT
Industry payments (Open Payments)
- 2025$5,439 · 5 payments from 1 company
- 2024$12,922 · 19 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Phathom Pharmaceuticals, Inc. | $5,439 | 5 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$5,160 · 2 payments
- Travel and Lodging$205.48 · 1 payment
- Food and Beverage$73.16 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other gastroenterologists in Hermiston
- 1144480484