Ronald Brown, M.D.
NPI 1538272257 · Allergy & Immunology Physician · Davis, CA
Enrolled with Medicare as Practitioner - Allergy/Immunology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ronald Brown, M.D. is a Allergy & Immunology Physician provider in Davis, CA (NPI 1538272257).
Provider details
- NPI number
- 1538272257
- Entity type
- Individual
- Primary specialty
- Allergy & Immunology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- G74668 (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
19 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
- 2006-08-16
- Last updated
- 2015-07-09
Frequently asked questions
- What is Ronald Brown's NPI number?
- Ronald Brown's National Provider Identifier (NPI) is 1538272257, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ronald Brown's specialty?
- Ronald Brown is listed in the NPPES registry with a primary specialty of Allergy & Immunology Physician (Allopathic & Osteopathic Physicians).
- Where is Ronald Brown located?
- Ronald Brown's practice location on file with NPPES is 2030 Sutter Pl, Davis, CA 95616-6212.
- What is Ronald Brown's phone number?
- The practice phone number listed in the NPPES registry for Ronald Brown is (530) 792-2820.
- Does Ronald Brown accept Medicare?
- Ronald Brown is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ronald Brown's NPI active?
- Yes — Ronald Brown's NPI (1538272257) is active in the NPPES registry as of the last update on 2015-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.