Ivan Greenspan, PSY.D.
NPI 1013154301 · Clinical Psychologist · Sherman Oaks, CA
Ivan Greenspan, PSY.D. is a Clinical Psychologist provider in Sherman Oaks, CA (NPI 1013154301).
Provider details
- NPI number
- 1013154301
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PSY.D.
- Sex
- Male
- Sole proprietor
- No
- License
- PSY18686 (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
17 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
- 2009-01-08
- Last updated
- 2009-01-08
Frequently asked questions
- What is Ivan Greenspan's NPI number?
- Ivan Greenspan's National Provider Identifier (NPI) is 1013154301, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ivan Greenspan's specialty?
- Ivan Greenspan is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Ivan Greenspan located?
- Ivan Greenspan's practice location on file with NPPES is 4849 Van Nuys Blvd, Sherman Oaks, CA 91403-2110.
- What is Ivan Greenspan's phone number?
- The practice phone number listed in the NPPES registry for Ivan Greenspan is (818) 970-3172.
- Is Ivan Greenspan's NPI active?
- Yes — Ivan Greenspan's NPI (1013154301) is active in the NPPES registry as of the last update on 2009-01-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.