Anna Christensen, MD
NPI 1124007943 · Hospitalist Physician · Great Falls, MT
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Anna Christensen, MD is a Hospitalist Physician provider in Great Falls, MT (NPI 1124007943).
Provider details
- NPI number
- 1124007943
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 000000000 (FL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
564 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 | 377 | $74 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 78 | $107 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 53 | $115 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 34 | $123 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 22 | $76 |
Typical Medicare-allowed amounts for these services range $74–$123 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote 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 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Metoprolol Succinate | 30 | 15 |
| Atorvastatin Calcium | 26 | 14 |
| Apixabanbrand: Eliquis | 20 | — |
| Cefdinir | 18 | 18 |
| Pantoprazole Sodium | 18 | — |
| Prednisone | 14 | 13 |
| Ondansetronbrand: Ondansetron Odt |
Practice location
Mailing address
Additional practice locations (1)
- 24980 State StElberta, AL 36530-2573Phone: (251) 986-7301Fax: (251) 986-5927
Registry dates
- Enumerated
- 2006-01-10
- Last updated
- 2023-01-30
- Certified
- 2023-01-30
Frequently asked questions
- What is Anna Christensen's NPI number?
- Anna Christensen's National Provider Identifier (NPI) is 1124007943, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Anna Christensen's specialty?
- Anna Christensen is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Anna Christensen located?
- Anna Christensen's practice location on file with NPPES is 1101 26th St S, Great Falls, MT 59405-5161.
- What is Anna Christensen's phone number?
- The practice phone number listed in the NPPES registry for Anna Christensen is (406) 731-8888.
- Does Anna Christensen accept Medicare?
- Anna Christensen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Anna Christensen's NPI active?
- Yes — Anna Christensen's NPI (1124007943) is active in the NPPES registry as of the last update on 2023-01-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.