Ian Brown, M.D.
NPI 1538167903 · Anesthesiology Physician · Tracy, CA
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ian Brown, M.D. is a Anesthesiology Physician provider in Tracy, CA (NPI 1538167903).
Provider details
- NPI number
- 1538167903
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- G74032 (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
20 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
- 2005-07-11
- Last updated
- 2011-05-25
Frequently asked questions
- What is Ian Brown's NPI number?
- Ian Brown's National Provider Identifier (NPI) is 1538167903, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ian Brown's specialty?
- Ian Brown is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Ian Brown located?
- Ian Brown's practice location on file with NPPES is 2160 W Grant Line Rd Ste 120, Tracy, CA 95377-7331.
- What is Ian Brown's phone number?
- The practice phone number listed in the NPPES registry for Ian Brown is (209) 836-5680.
- Does Ian Brown accept Medicare?
- Ian Brown is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ian Brown's NPI active?
- Yes — Ian Brown's NPI (1538167903) is active in the NPPES registry as of the last update on 2011-05-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.