Robert Tomaszewski
NPI 1407951965 · Clinical Psychologist · Chatsworth, CA
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Robert Tomaszewski is a Clinical Psychologist provider in Chatsworth, CA (NPI 1407951965).
Provider details
- NPI number
- 1407951965
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- Yes
- License
- PSY7837 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
19 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
- 2006-09-13
- Last updated
- 2025-09-11
Frequently asked questions
- What is Robert Tomaszewski's NPI number?
- Robert Tomaszewski's National Provider Identifier (NPI) is 1407951965, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Tomaszewski's specialty?
- Robert Tomaszewski is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Robert Tomaszewski located?
- Robert Tomaszewski's practice location on file with NPPES is 21053 Devonshire St, Chatsworth, CA 91311-2364.
- What is Robert Tomaszewski's phone number?
- The practice phone number listed in the NPPES registry for Robert Tomaszewski is (818) 886-7222.
- Does Robert Tomaszewski accept Medicare?
- Robert Tomaszewski is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Robert Tomaszewski's NPI active?
- Yes — Robert Tomaszewski's NPI (1407951965) is active in the NPPES registry as of the last update on 2025-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.