Randall Brown, M.D.
NPI 1881681393 · Internal Medicine Physician · Tucson, AZ
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Randall Brown, M.D. is a Internal Medicine Physician provider in Tucson, AZ (NPI 1881681393).
Provider details
- NPI number
- 1881681393
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 22563 (AZ)
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
- 2005-09-29
- Last updated
- 2009-12-07
Frequently asked questions
- What is Randall Brown's NPI number?
- Randall Brown's National Provider Identifier (NPI) is 1881681393, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Randall Brown's specialty?
- Randall Brown is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Randall Brown located?
- Randall Brown's practice location on file with NPPES is 265 W Ina Rd, Tucson, AZ 85704-6204.
- What is Randall Brown's phone number?
- The practice phone number listed in the NPPES registry for Randall Brown is (520) 694-8100.
- Does Randall Brown accept Medicare?
- Randall Brown is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Randall Brown's NPI active?
- Yes — Randall Brown's NPI (1881681393) is active in the NPPES registry as of the last update on 2009-12-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.