Ronald Gershman, M.D.
NPI 1699145045 · Addiction Psychiatry Physician · Los Angeles, CA
Ronald Gershman, M.D. is a Addiction Psychiatry Physician provider in Los Angeles, CA (NPI 1699145045).
Provider details
- NPI number
- 1699145045
- Entity type
- Individual
- Primary specialty
- Addiction Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- G29716 (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
10 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
- 2015-09-28
- Last updated
- 2015-09-28
Frequently asked questions
- What is Ronald Gershman's NPI number?
- Ronald Gershman's National Provider Identifier (NPI) is 1699145045, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ronald Gershman's specialty?
- Ronald Gershman is listed in the NPPES registry with a primary specialty of Addiction Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Ronald Gershman located?
- Ronald Gershman's practice location on file with NPPES is 12300 Wilshire Blvd, Los Angeles, CA 90025-1020.
- What is Ronald Gershman's phone number?
- The practice phone number listed in the NPPES registry for Ronald Gershman is (310) 207-7166.
- Is Ronald Gershman's NPI active?
- Yes — Ronald Gershman's NPI (1699145045) is active in the NPPES registry as of the last update on 2015-09-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.