Barbara Greenberg, M.D.
NPI 1386853877 · Neurology Physician · Brea, CA
Enrolled with Medicare as Order and Referring Only - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Barbara Greenberg, M.D. is a Neurology Physician provider in Brea, CA (NPI 1386853877).
Provider details
- NPI number
- 1386853877
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- A34107 (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
- 2007-05-21
- Last updated
- 2007-07-08
Frequently asked questions
- What is Barbara Greenberg's NPI number?
- Barbara Greenberg's National Provider Identifier (NPI) is 1386853877, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Barbara Greenberg's specialty?
- Barbara Greenberg is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Barbara Greenberg located?
- Barbara Greenberg's practice location on file with NPPES is 340 W Central Ave, Brea, CA 92821-3006.
- What is Barbara Greenberg's phone number?
- The practice phone number listed in the NPPES registry for Barbara Greenberg is (714) 671-7830.
- Does Barbara Greenberg accept Medicare?
- Barbara Greenberg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Barbara Greenberg's NPI active?
- Yes — Barbara Greenberg's NPI (1386853877) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.