Mary Galka, DO, MPH
NPI 1215430053 · Hospitalist Physician · Billings, MT
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Galka, DO, MPH is a Hospitalist Physician provider in Billings, MT (NPI 1215430053).
Provider details
- NPI number
- 1215430053
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO, MPH
- Sex
- Female
- Sole proprietor
- No
- License
- MED-PHYS-LIC-143151 (MT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
8 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
284 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 107 | $77 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 52 | $115 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 44 | $168 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 41 | $111 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 40 | $127 |
Typical Medicare-allowed amounts for these services range $77–$168 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 41 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 119 | 39 |
| Losartan Potassium | 91 | 32 |
| Gabapentin | 75 | 19 |
| Omeprazole | 63 | 22 |
| Amlodipine Besylate | 54 | 16 |
| Rosuvastatin Calcium | 46 | 15 |
| Lisinopril |
Practice location
Mailing address
Registry dates
- Enumerated
- 2018-03-16
- Last updated
- 2024-07-02
- Certified
- 2024-07-02
Frequently asked questions
- What is Mary Galka's NPI number?
- Mary Galka's National Provider Identifier (NPI) is 1215430053, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Galka's specialty?
- Mary Galka is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Mary Galka located?
- Mary Galka's practice location on file with NPPES is 801 N 29th St, Billings, MT 59101-0905.
- What is Mary Galka's phone number?
- The practice phone number listed in the NPPES registry for Mary Galka is (503) 880-8530.
- Does Mary Galka accept Medicare?
- Mary Galka is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Galka's NPI active?
- Yes — Mary Galka's NPI (1215430053) is active in the NPPES registry as of the last update on 2024-07-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.