Martin Denn, PSYD
NPI 1770878795 · Psychologist · Manhattan Beach, CA
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Martin Denn, PSYD is a Psychologist provider in Manhattan Beach, CA (NPI 1770878795).
Provider details
- NPI number
- 1770878795
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Credential
- PSYD
- Sex
- Male
- Sole proprietor
- Yes
- License
- PYS23480 (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
15 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
- 2011-06-17
- Last updated
- 2011-06-17
Frequently asked questions
- What is Martin Denn's NPI number?
- Martin Denn's National Provider Identifier (NPI) is 1770878795, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Martin Denn's specialty?
- Martin Denn is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is Martin Denn located?
- Martin Denn's practice location on file with NPPES is 738 33rd St, Manhattan Beach, CA 90266-3455.
- What is Martin Denn's phone number?
- The practice phone number listed in the NPPES registry for Martin Denn is (310) 545-9412.
- Does Martin Denn accept Medicare?
- Martin Denn is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Martin Denn's NPI active?
- Yes — Martin Denn's NPI (1770878795) is active in the NPPES registry as of the last update on 2011-06-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.