Ronald Friedman, M.D.
NPI 1811069982 · Specialist · Westlake Village, CA
Enrolled with Medicare as Order and Referring Only - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ronald Friedman, M.D. is a Specialist provider in Westlake Village, CA (NPI 1811069982).
Provider details
- NPI number
- 1811069982
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- G17191 (CA)
Specialties & taxonomies
Other Service Providers
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
- 2006-11-14
- Last updated
- 2007-07-09
Frequently asked questions
- What is Ronald Friedman's NPI number?
- Ronald Friedman's National Provider Identifier (NPI) is 1811069982, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ronald Friedman's specialty?
- Ronald Friedman is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is Ronald Friedman located?
- Ronald Friedman's practice location on file with NPPES is 5706 Corsa Ave, Westlake Village, CA 91362-4057.
- What is Ronald Friedman's phone number?
- The practice phone number listed in the NPPES registry for Ronald Friedman is (800) 400-4674.
- Does Ronald Friedman accept Medicare?
- Ronald Friedman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ronald Friedman's NPI active?
- Yes — Ronald Friedman's NPI (1811069982) is active in the NPPES registry as of the last update on 2007-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.