Quick answers
- Which hospitals does Andrew B. Gentry work at?
- Medicare's official clinician data lists Andrew B. Gentry at 5 hospitals: Barrett Hospital & Healthcare, Bozeman Health Deaconess Hospital, Intermountain Health St Vincent Regional Hospital, St James Hospital and St Peters Health. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Andrew B. Gentry see patients?
- Medicare's clinician data lists 2 practice locations, including Billings, MT and Bozeman, MT. Call before your visit to confirm the address.
- What is Andrew B. Gentry's specialty?
- Medicare lists Gastroenterology as the primary specialty.
- Does Andrew B. Gentry accept Medicare assignment?
- Yes. Medicare's clinician data says Andrew B. Gentry accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- Does Andrew B. Gentry offer telehealth?
- Medicare's clinician data says Andrew B. Gentry offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Andrew B. Gentry?
- (406) 238-6380, as listed in official Medicare / NPI Registry data.
- What is Andrew B. Gentry's NPI number?
- 1922072560. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Andrew B. Gentry works
Medicare's Facility Affiliation Data lists Andrew B. Gentry at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Barrett Hospital & HealthcareDillon, MT · Critical Access Hospital · CCN 271318
- Bozeman Health Deaconess HospitalBozeman, MT · Acute Care Hospital · CCN 270057
- Intermountain Health St Vincent Regional HospitalBillings, MT · Acute Care Hospital · CCN 270049
- St James HospitalButte, MT · Acute Care Hospital · CCN 270017
- St Peters HealthHelena, MT · Acute Care Hospital · CCN 270003
Practice locations
Addresses where Andrew B. Gentry is enrolled with Medicare (CMS data updated 2026-10-02).
- 1144 N Broadway, Suite CBillings, MT 59101 (406) 238‑6380
- 931 Highland Blvd, Suite 3350Bozeman, MT 59715 (406) 414‑5336
Group practices
Medicare enrollment lists Andrew B. Gentry as a member of these groups (CMS data updated 2026-10-02).
- Bozeman Health Deaconess Hospital320 clinicians in the group
- SCL Health Medical Group - Billings LLC297 clinicians in the group
Specialties
- Gastroenterologyprimary
Other gastroenterologists in Billings
Clinicians with the same Medicare primary specialty in Billings, MT — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2001 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1922072560 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians