Quick answers
- Does Mariya D. Edelmayer accept Medicare assignment?
- Yes. Medicare's clinician data says Mariya D. Edelmayer 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.
- How many Medicare patients does Mariya D. Edelmayer see?
- In 2024, CMS data shows 152 Original Medicare patients and 182 services for Mariya D. Edelmayer. This counts Original Medicare only and measures volume, not quality.
- What is Mariya D. Edelmayer's NPI number?
- 1083304091. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Mariya D. Edelmayer, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 152 |
|---|---|
| Services billed to Medicare | 182 |
| Different services or procedures | 12 |
| Participating Medicare provider | Yes |
| Average age of these patients | 76 |
Most frequent services
- Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician (93016)77 services
- Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more (99215)47 services
- Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's (G2211)18 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure75%
- High cholesterol71%
- Ischemic heart disease53%
- Arthritis49%
- Atrial fibrillation44%
- Heart failure43%
Hospitals where Mariya D. Edelmayer works
Medicare's Facility Affiliation Data lists Mariya D. Edelmayer at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Billings Clinic HospitalBillings, MT · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 270004
- Intermountain Health St Vincent Regional HospitalBillings, MT · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 270049
- Sheridan Memorial HospitalSheridan, WY · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 530006
Practice locations
Addresses where Mariya D. Edelmayer is enrolled with Medicare (CMS data updated October 2, 2026).
- 2800 10th Ave NBillings, MT 59101 (406) 657‑4000
- 2800 10th Ave N, Suite DBillings, MT 59101 (406) 238‑2500
- 801 N 29th StBillings, MT 59101 (406) 238‑2500
Group practices
Medicare enrollment lists Mariya D. Edelmayer as a member of this group (CMS data updated October 2, 2026).
- Billings Clinic Specialty Supplies and Services, LLC824 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Billings
Clinicians with the same Medicare primary specialty in Billings, MT — not a recommendation.
Other clinicians in Billings Clinic Specialty Supplies and Services, LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 2023 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1083304091 |
| 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 October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- 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