Quick answers
- Which hospitals does Jarett Thelen work at?
- Medicare's official clinician data lists Jarett Thelen at 5 hospitals: Billings Clinic Hospital, Cody Regional Health, Intermountain Health St Vincent Regional Hospital, Livingston Healthcare and Powell Valley Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Jarett Thelen see patients?
- Medicare's clinician data lists 3 practice locations, including Cody, WY, Red Lodge, MT and Billings, MT. Call before your visit to confirm the address.
- What is Jarett Thelen's specialty?
- Medicare lists Diagnostic Radiology as the primary specialty.
- Does Jarett Thelen accept Medicare assignment?
- Yes. Medicare's clinician data says Jarett Thelen 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.
- What is the phone number for Jarett Thelen?
- (307) 527-7561, as listed in official Medicare / NPI Registry data.
- What is Jarett Thelen's NPI number?
- 1700204195. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Jarett Thelen works
Medicare's Facility Affiliation Data lists Jarett Thelen at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Billings Clinic HospitalBillings, MT · Acute Care Hospital · CCN 270004
- Cody Regional HealthCody, WY · Critical Access Hospital · CCN 531312
- Intermountain Health St Vincent Regional HospitalBillings, MT · Acute Care Hospital · CCN 270049
- Livingston HealthcareLivingston, MT · Critical Access Hospital · CCN 271317
- Powell Valley HospitalPowell, WY · Critical Access Hospital · CCN 531310
Practice locations
Addresses where Jarett Thelen is enrolled with Medicare (CMS data updated 2026-10-02).
- 201 Yellowstone AveCody, WY 82414 (307) 527‑7561
- 2525 N Broadway AveRed Lodge, MT 59068 (406) 446‑2345
- 2800 10th Ave NBillings, MT 59101 (406) 657‑4000
Group practices
Medicare enrollment lists Jarett Thelen as a member of these groups (CMS data updated 2026-10-02).
- Billings Clinic Specialty Supplies and Services, LLC824 clinicians in the group
- Memorial Hospital Association21 clinicians in the group
Specialties
- Diagnostic Radiologyprimary
Other radiologists in Cody
Clinicians with the same Medicare primary specialty in Cody, WY — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Rochester School Of Medicine And Dentistry |
| Graduation year | 2014 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1700204195 |
| 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