Quick answers
- Does Donald D. Damschen accept Medicare assignment?
- Yes. Medicare's clinician data says Donald D. Damschen 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 Donald D. Damschen see?
- In 2024, CMS data shows 35 Original Medicare patients and 47 services for Donald D. Damschen. This counts Original Medicare only and measures volume, not quality.
- What is Donald D. Damschen's NPI number?
- 1124118468. 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 Donald D. Damschen, 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 | 35 |
|---|---|
| Services billed to Medicare | 47 |
| Different services or procedures | 24 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
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 cholesterol51%
- Arthritis51%
- Depression34%
- Chronic kidney disease34%
- Diabetes31%
Hospitals where Donald D. Damschen works
Medicare's Facility Affiliation Data lists Donald D. Damschen 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.
- Clark Fork Valley HospitalPlains, MT · Critical Access Hospital · Emergency services: listed by Medicare · CCN 271323
- St. Patrick HospitalMissoula, MT · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 270014
Practice locations
Addresses where Donald D. Damschen is enrolled with Medicare (CMS data updated October 2, 2026).
- 10 Kruger RdPlains, MT 59859 (406) 826‑4813
- 500 W Broadway StMissoula, MT 59802 (406) 329‑5828
Group practices
Medicare enrollment lists Donald D. Damschen as a member of these groups (CMS data updated October 2, 2026).
- Providence Health and Services Mt362 clinicians in the group
- Plains Hospital Corporation28 clinicians in the group
Specialties
- General Surgeryprimary
Other general surgeons in Montana
Clinicians with the same Medicare primary specialty in Montana — not a recommendation.
Other clinicians in Providence Health and Services Mt
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Nevada School Of Medicine |
| Graduation year | 1991 (35 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1124118468 |
| 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