Marilyn Zweifach, PH.D
NPI 1194330274 · Clinical Psychologist · Los Angeles, CA
Marilyn Zweifach, PH.D is a Clinical Psychologist provider in Los Angeles, CA (NPI 1194330274).
Provider details
- NPI number
- 1194330274
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D
- Sex
- Female
- Sole proprietor
- No
- License
- PSY5874 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 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
- 2020-09-15
- Last updated
- 2020-09-15
- Certified
- 2020-09-15
Frequently asked questions
- What is Marilyn Zweifach's NPI number?
- Marilyn Zweifach's National Provider Identifier (NPI) is 1194330274, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marilyn Zweifach's specialty?
- Marilyn Zweifach is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Marilyn Zweifach located?
- Marilyn Zweifach's practice location on file with NPPES is 3606 Barry Avenue, Los Angeles, CA 90066.
- What is Marilyn Zweifach's phone number?
- The practice phone number listed in the NPPES registry for Marilyn Zweifach is (310) 397-1411.
- Is Marilyn Zweifach's NPI active?
- Yes — Marilyn Zweifach's NPI (1194330274) is active in the NPPES registry as of the last update on 2020-09-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.