Sonja Moelleken, M.D.
NPI 1114976578 · Diagnostic Radiology Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sonja Moelleken, M.D. is a Diagnostic Radiology Physician provider in San Francisco, CA (NPI 1114976578).
Provider details
- NPI number
- 1114976578
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A52411 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Other Service Providers
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
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,533 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) |
|---|---|---|
| Mri Scan of Lower Spinal Canal Without Contrast72148 | 731 | $90 |
| Mri Scan of Upper Spinal Canal Without Contrast72141 | 259 | $87 |
| Mri Scan of Leg Joint Without Contrast73721 | 195 | $97 |
| Mri Scan of Arm Joint Without Contrast73221 | 125 | $112 |
| Mri Scan of Middle Spinal Canal Without Contrast72146 | 99 | $82 |
| Mri Scan of Lower Spinal Canal Before and After Contrast72158 | 40 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-10
- Last updated
- 2015-08-03
Frequently asked questions
- What is Sonja Moelleken's NPI number?
- Sonja Moelleken's National Provider Identifier (NPI) is 1114976578, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sonja Moelleken's specialty?
- Sonja Moelleken is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Sonja Moelleken located?
- Sonja Moelleken's practice location on file with NPPES is 325 Sacramento St, San Francisco, CA 94111-3601.
- What is Sonja Moelleken's phone number?
- The practice phone number listed in the NPPES registry for Sonja Moelleken is (415) 533-6322.
- Does Sonja Moelleken accept Medicare?
- Sonja Moelleken is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sonja Moelleken's NPI active?
- Yes — Sonja Moelleken's NPI (1114976578) is active in the NPPES registry as of the last update on 2015-08-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.