William Flavin, MD/PHD
NPI 1235698051 · Neurology Physician · Los Angeles, CA
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Flavin, MD/PHD is a Neurology Physician provider in Los Angeles, CA (NPI 1235698051).
Provider details
- NPI number
- 1235698051
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD/PHD
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 757 Westwood PlzLos Angeles, CA 90095-7419Phone: (310) 825-7375
Registry dates
- Enumerated
- 2019-03-19
- Last updated
- 2023-07-21
- Certified
- 2023-07-21
Frequently asked questions
- What is William Flavin's NPI number?
- William Flavin's National Provider Identifier (NPI) is 1235698051, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Flavin's specialty?
- William Flavin is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is William Flavin located?
- William Flavin's practice location on file with NPPES is 100 Ucla Medical Plaza Suite 425, Los Angeles, CA 90095-7419.
- What is William Flavin's phone number?
- The practice phone number listed in the NPPES registry for William Flavin is (310) 794-1195.
- Does William Flavin accept Medicare?
- William Flavin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Flavin's NPI active?
- Yes — William Flavin's NPI (1235698051) is active in the NPPES registry as of the last update on 2023-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.