Alexia Tatem, MD
NPI 1114556321 · Diagnostic Radiology Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alexia Tatem, MD is a Diagnostic Radiology Physician provider in San Francisco, CA (NPI 1114556321).
Provider details
- NPI number
- 1114556321
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
6 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
3 documented practice locations
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.
Practice location
Mailing address
Additional practice locations (2)
- 513 Parnassus AveRm S-261, Box 0628San Francisco, CA 94143Phone: (415) 353-2573
- 1001 Potrero AvenueBld. 4San Francisco, CA 94110Phone: (628) 206-8000
Registry dates
- Enumerated
- 2020-04-08
- Last updated
- 2025-07-07
- Certified
- 2025-07-07
Frequently asked questions
- What is Alexia Tatem's NPI number?
- Alexia Tatem's National Provider Identifier (NPI) is 1114556321, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alexia Tatem's specialty?
- Alexia Tatem is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Alexia Tatem located?
- Alexia Tatem's practice location on file with NPPES is 1600 Divisadero St Rm C250, San Francisco, CA 94143-3010.
- What is Alexia Tatem's phone number?
- The practice phone number listed in the NPPES registry for Alexia Tatem is (415) 885-7464.
- Does Alexia Tatem accept Medicare?
- Alexia Tatem is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alexia Tatem's NPI active?
- Yes — Alexia Tatem's NPI (1114556321) is active in the NPPES registry as of the last update on 2025-07-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.