Andrew B. Gentry, M.D.
NPI 1922072560ActiveIndividual· Internal Medicine, Gastroenterology· Bozeman, MT
Internal Medicine, Gastroenterology (M.D.) with Bozeman Health Deaconess Hospital and 1 other group, practicing in Bozeman, Montana. Their prescriptions cost Medicare Part D more than their services did: $800,571 for 414 claims, against $116,266 paid for services in 2024. Abbvie Inc. was the largest of 12 companies reporting payments in 2025, $613.07 in all, mostly food and beverage. Lists Barrett Hospital & Healthcare and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1922072560 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Feb 13, 2006 |
| Last updated in NPPES | Apr 10, 2025 |
| Certified by provider | Apr 10, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | MED-PHYS-LIC-26717 | MT |
| Internal Medicine | 207R00000X | 0101233776 | VA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Gastroenterology (MT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 565 |
|---|---|
| Services billed | 940 across 64 procedure codes |
| Paid by Medicare | $116,266 |
Part D prescriptions in 2024
| Prescriptions (claims) | 414 · 780 30-day fills |
|---|---|
| Patients | 116 |
| Total drug cost | $800,571 |
| Generic share | 74% of claims |
Education and affiliations
| Graduation year | 2001 |
|---|---|
| Medicare specialty | Gastroenterology |
| Telehealth | Offers telehealth |
Medical groups
- Bozeman Health Deaconess HospitalBozeman, MT · 320 clinicians
- Scl Health Medical Group - Billings LLCBillings, MT · 297 clinicians
Hospital affiliations
- Barrett Hospital & HealthcareDillon, MT
- Bozeman Health Deaconess HospitalBozeman, MT
- Intermountain Health St Vincent Regional HospitalBillings, MT
- St James HospitalButte, MT
- St Peters HealthHelena, MT
Industry payments (Open Payments)
- 2025$613.07 · 28 payments from 12 companies
- 2024$414.03 · 15 payments from 10 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $153.63 | 13 |
| Ardelyx, Inc. | $135.95 | 1 |
| Boston Scientific Corporation | $68.50 | 1 |
| Pfizer Inc. | $53.70 | 3 |
| Aimmune Therapeutics, Inc. | $41.78 | 2 |
What the 2025 payments were for
- Food and Beverage$613.07 · 28 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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