Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Physician Assistant

Tanner J. Rienhart, PA

Works at hospitals in Red Lodge, MT · Billings, MT · Montana

Summary

Tanner J. Rienhart, PA (Physician Assistant) is listed by Medicare at 2 hospitals in Red Lodge, MT and Billings, MT. NPI 1659654481. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Tanner J. Rienhart, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Physician AssistantPrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
15Years since medical school (graduated 2011)
MaleGender (as listed)
Billings Clinic Specialty Supplies and Services, LLCGroup practice

Quick answers

Which hospitals does Tanner J. Rienhart work at?
Medicare's official clinician data lists Tanner J. Rienhart at 2 hospitals: Beartooth Billings Clinic and Billings Clinic Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Tanner J. Rienhart see patients?
Medicare's clinician data lists 3 practice locations, including Billings, MT. Call before your visit to confirm the address.
What is Tanner J. Rienhart's specialty?
Medicare lists Physician Assistant as the primary specialty.
Does Tanner J. Rienhart accept Medicare assignment?
Yes. Medicare's clinician data says Tanner J. Rienhart 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 Tanner J. Rienhart offer telehealth?
Medicare's clinician data says Tanner J. Rienhart offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Tanner J. Rienhart?
(406) 657-4000, as listed in official Medicare / NPI Registry data.
What is Tanner J. Rienhart's NPI number?
1659654481. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Tanner J. Rienhart works

Medicare's Facility Affiliation Data lists Tanner J. Rienhart at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Tanner J. Rienhart is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Tanner J. Rienhart as a member of this group (CMS data updated 2026-10-02).

  • Billings Clinic Specialty Supplies and Services, LLC824 clinicians in the group

Specialties

Find other clinicians: Physician Assistant, Montana →

Other physician assistants in Billings

Clinicians with the same Medicare primary specialty in Billings, MT — not a recommendation.

All physician assistants in Billings →

Clinician information

CredentialPA
Graduation year2011
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1659654481
CorrectionsReport 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

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians