Quick answers
- Does Elisabeth L. Gammelin accept Medicare assignment?
- Yes. Medicare's clinician data says Elisabeth L. Gammelin accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- What is Elisabeth L. Gammelin's NPI number?
- 1902975055. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Elisabeth L. Gammelin is enrolled with Medicare (CMS data updated October 2, 2026).
- 2126 Opal AveYellowstone National Park, WY 82190 (703) 578‑6030
- Old Faithful Clinic 122 Clinic LnYellowstone National Park, WY 82190 (703) 578‑6030
Group practices
Medicare enrollment lists Elisabeth L. Gammelin as a member of this group (CMS data updated October 2, 2026).
- Stgi Health, LLC12 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Yellowstone National Park
Clinicians with the same Medicare primary specialty in Yellowstone National Park, WY — not a recommendation.
Other clinicians in Stgi Health, LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| School | University Of New England, College Of Osteo Medicine |
| Graduation year | 2003 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1902975055 |
| 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
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- 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