Ross Zellner, LCSW
NPI 1174040372 · Clinical Social Worker · Westlake Village, CA
Ross Zellner, LCSW is a Clinical Social Worker provider in Westlake Village, CA (NPI 1174040372).
Provider details
- NPI number
- 1174040372
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Male
- Sole proprietor
- No
- License
- 103036 (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
8 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
- 2017-08-28
- Last updated
- 2021-08-26
- Certified
- 2021-08-26
Frequently asked questions
- What is Ross Zellner's NPI number?
- Ross Zellner's National Provider Identifier (NPI) is 1174040372, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ross Zellner's specialty?
- Ross Zellner is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Ross Zellner located?
- Ross Zellner's practice location on file with NPPES is 32140 Canyon Crest Ct, Westlake Village, CA 91361-4800.
- What is Ross Zellner's phone number?
- The practice phone number listed in the NPPES registry for Ross Zellner is (631) 972-4639.
- Is Ross Zellner's NPI active?
- Yes — Ross Zellner's NPI (1174040372) is active in the NPPES registry as of the last update on 2021-08-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.