Allison Barker, M.D.
NPI 1336583624 · Emergency Medicine Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Allison Barker, M.D. is a Emergency Medicine Physician provider in San Francisco, CA (NPI 1336583624).
Provider details
- NPI number
- 1336583624
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- A136283 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
13 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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
Registry dates
- Enumerated
- 2013-04-17
- Last updated
- 2016-05-09
Frequently asked questions
- What is Allison Barker's NPI number?
- Allison Barker's National Provider Identifier (NPI) is 1336583624, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Allison Barker's specialty?
- Allison Barker is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Allison Barker located?
- Allison Barker's practice location on file with NPPES is 505 Parnassus Ave, San Francisco, CA 94143-0203.
- What is Allison Barker's phone number?
- The practice phone number listed in the NPPES registry for Allison Barker is (415) 353-1529.
- Does Allison Barker accept Medicare?
- Allison Barker is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Allison Barker's NPI active?
- Yes — Allison Barker's NPI (1336583624) is active in the NPPES registry as of the last update on 2016-05-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.