David Hahn, PSYD
NPI 1881658235 · Clinical Psychologist · San Diego, CA
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Hahn, PSYD is a Clinical Psychologist provider in San Diego, CA (NPI 1881658235).
Provider details
- NPI number
- 1881658235
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PSYD
- Sex
- Male
- Sole proprietor
- Yes
- License
- PSY19168 (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
20 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
- 2006-04-13
- Last updated
- 2020-04-23
- Certified
- 2020-04-23
Frequently asked questions
- What is David Hahn's NPI number?
- David Hahn's National Provider Identifier (NPI) is 1881658235, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Hahn's specialty?
- David Hahn is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is David Hahn located?
- David Hahn's practice location on file with NPPES is 8880 Rio San Diego Dr, San Diego, CA 92108-1634.
- What is David Hahn's phone number?
- The practice phone number listed in the NPPES registry for David Hahn is (619) 209-6040.
- Does David Hahn accept Medicare?
- David Hahn is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Hahn's NPI active?
- Yes — David Hahn's NPI (1881658235) is active in the NPPES registry as of the last update on 2020-04-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.