Ariana Hosseini, MD
NPI 1437562824 · Internal Medicine Physician · San Francisco, CA
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ariana Hosseini, MD is a Internal Medicine Physician provider in San Francisco, CA (NPI 1437562824).
Provider details
- NPI number
- 1437562824
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 151352 (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
12 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
- 2014-06-03
- Last updated
- 2021-04-29
- Certified
- 2021-04-29
Frequently asked questions
- What is Ariana Hosseini's NPI number?
- Ariana Hosseini's National Provider Identifier (NPI) is 1437562824, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ariana Hosseini's specialty?
- Ariana Hosseini is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ariana Hosseini located?
- Ariana Hosseini's practice location on file with NPPES is 4150 Clement St, San Francisco, CA 94121-1563.
- What is Ariana Hosseini's phone number?
- The practice phone number listed in the NPPES registry for Ariana Hosseini is (415) 221-4810.
- Does Ariana Hosseini accept Medicare?
- Ariana Hosseini is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ariana Hosseini's NPI active?
- Yes — Ariana Hosseini's NPI (1437562824) is active in the NPPES registry as of the last update on 2021-04-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.