Lynn Siegel, PSY.D.
NPI 1063507713 · Clinical Psychologist · Calabasas, CA
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lynn Siegel, PSY.D. is a Clinical Psychologist provider in Calabasas, CA (NPI 1063507713).
Provider details
- NPI number
- 1063507713
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PSY.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 071.004866 (IL)
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
- 2006-10-04
- Last updated
- 2020-10-11
- Certified
- 2020-10-11
Frequently asked questions
- What is Lynn Siegel's NPI number?
- Lynn Siegel's National Provider Identifier (NPI) is 1063507713, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lynn Siegel's specialty?
- Lynn Siegel is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Lynn Siegel located?
- Lynn Siegel's practice location on file with NPPES is 22231 Mulholland Hwy Ste 106, Calabasas, CA 91302-5178.
- What is Lynn Siegel's phone number?
- The practice phone number listed in the NPPES registry for Lynn Siegel is (818) 222-9300.
- Does Lynn Siegel accept Medicare?
- Lynn Siegel is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lynn Siegel's NPI active?
- Yes — Lynn Siegel's NPI (1063507713) is active in the NPPES registry as of the last update on 2020-10-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.