Quick answers
- Does Martin K. Gelbke accept Medicare assignment?
- Yes. Medicare's clinician data says Martin K. Gelbke 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 Martin K. Gelbke see?
- In 2024, CMS data shows 323 Original Medicare patients and 1,180 services for Martin K. Gelbke. This counts Original Medicare only and measures volume, not quality.
- What is Martin K. Gelbke's NPI number?
- 1932324860. 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 Martin K. Gelbke, 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 | 323 |
|---|---|
| Services billed to Medicare | 1,180 |
| Different services or procedures | 51 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)223 services
- X-ray of knee, 3 views (73562)127 services
- Injection, triamcinolone acetonide, not otherwise specified, 10 mg (J3301)112 services
- X-ray of hip, 2-3 views (73502)99 services
- Replacement of knee joint, both sides of knee (27447)91 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).
- Arthritis75%
- High cholesterol74%
- High blood pressure66%
- Depression20%
- Ischemic heart disease18%
- Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)17%
Hospitals where Martin K. Gelbke works
Medicare's Facility Affiliation Data lists Martin K. Gelbke 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.
- Bozeman Health Deaconess HospitalBozeman, MT · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 270057
- Livingston HealthcareLivingston, MT · Critical Access Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 271317
- Madison Valley Medical CenterEnnis, MT · Critical Access Hospital · Emergency services: listed by Medicare · CCN 271329
- Mountainview Medical CenterWhite Sulphur Spring, MT · Critical Access Hospital · Emergency services: listed by Medicare · CCN 271306
- Ruby Valley Medical CenterSheridan, MT · Critical Access Hospital · Emergency services: listed by Medicare · CCN 271319
Practice locations
Addresses where Martin K. Gelbke is enrolled with Medicare (CMS data updated October 2, 2026).
- 1450 Ellis St, Suite 201Bozeman, MT 59715 (406) 587‑0122
- 305 N Main StEnnis, MT 59729 (406) 682‑6862
Group practices
Medicare enrollment lists Martin K. Gelbke as a member of this group (CMS data updated October 2, 2026).
- Bridger Orthopedics and Sports Medicine PC70 clinicians in the group
Specialties
- Orthopedic Surgeryprimary
Other orthopedic surgeons in Bozeman
Clinicians with the same Medicare primary specialty in Bozeman, MT — not a recommendation.
Other clinicians in Bridger Orthopedics and Sports Medicine PC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Virginia School Of Medicine |
| Graduation year | 2003 (23 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1932324860 |
| 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