Quick answers
- Which hospitals does Troy A. Fiddler work at?
- Medicare's official clinician data lists Troy A. Fiddler at 5 hospitals: Beartooth Billings Clinic, Billings Clinic Hospital, Cody Regional Health, Holy Rosary Hospital and Intermountain Health St Vincent Regional Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Troy A. Fiddler see patients?
- Medicare's clinician data lists 1 practice location in Billings, MT. Call before your visit to confirm the address.
- What is Troy A. Fiddler's specialty?
- Medicare lists Hematology/Oncology as the primary specialty, and also Internal Medicine.
- Does Troy A. Fiddler accept Medicare assignment?
- Yes. Medicare's clinician data says Troy A. Fiddler 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 Troy A. Fiddler offer telehealth?
- Medicare's clinician data says Troy A. Fiddler offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Troy A. Fiddler?
- (406) 238-6290, as listed in official Medicare / NPI Registry data.
- What is Troy A. Fiddler's NPI number?
- 1730130311. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Troy A. Fiddler works
Medicare's Facility Affiliation Data lists Troy A. Fiddler at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Beartooth Billings ClinicRed Lodge, MT · Critical Access Hospital · CCN 271326
- Billings Clinic HospitalBillings, MT · Acute Care Hospital · CCN 270004
- Cody Regional HealthCody, WY · Critical Access Hospital · CCN 531312
- Holy Rosary HospitalMiles City, MT · Critical Access Hospital · CCN 271347
- Intermountain Health St Vincent Regional HospitalBillings, MT · Acute Care Hospital · CCN 270049
Practice locations
Addresses where Troy A. Fiddler is enrolled with Medicare (CMS data updated 2026-10-02).
- 1315 Golden Valley CirBillings, MT 59102 (406) 238‑6290
Group practices
Medicare enrollment lists Troy A. Fiddler as a member of this group (CMS data updated 2026-10-02).
- SCL Health Montana38 clinicians in the group
Specialties
- Hematology/Oncologyprimary
- Internal Medicinealso
Other hematologist-oncologists in Billings
Clinicians with the same Medicare primary specialty in Billings, MT — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Oregon Health Sciences University School Of Medicine |
| Graduation year | 2000 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1730130311 |
| 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