Gail Zellman, PH.D.
NPI 1689016842 · Psychologist · Sherman Oaks, CA
Enrolled with Medicare as Practitioner - Psychologist Billing Independently · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gail Zellman, PH.D. is a Psychologist provider in Sherman Oaks, CA (NPI 1689016842).
Provider details
- NPI number
- 1689016842
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- PSY11938 (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
12 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
- 2013-07-29
- Last updated
- 2013-07-29
Frequently asked questions
- What is Gail Zellman's NPI number?
- Gail Zellman's National Provider Identifier (NPI) is 1689016842, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gail Zellman's specialty?
- Gail Zellman is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is Gail Zellman located?
- Gail Zellman's practice location on file with NPPES is 15300 Ventura Blvd, Sherman Oaks, CA 91403-3103.
- What is Gail Zellman's phone number?
- The practice phone number listed in the NPPES registry for Gail Zellman is (310) 459-0367.
- Does Gail Zellman accept Medicare?
- Gail Zellman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gail Zellman's NPI active?
- Yes — Gail Zellman's NPI (1689016842) is active in the NPPES registry as of the last update on 2013-07-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.