Matthew Long, MD
NPI 1376172932 · Psychiatry Physician · San Diego, CA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Matthew Long, MD is a Psychiatry Physician provider in San Diego, CA (NPI 1376172932).
Provider details
- NPI number
- 1376172932
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A204278 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
6 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 38400 Bob Wilson DrSan Diego, CA 92134-5000Phone: (802) 338-5164
Registry dates
- Enumerated
- 2020-04-06
- Last updated
- 2026-03-31
- Certified
- 2026-03-31
Frequently asked questions
- What is Matthew Long's NPI number?
- Matthew Long's National Provider Identifier (NPI) is 1376172932, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matthew Long's specialty?
- Matthew Long is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Matthew Long located?
- Matthew Long's practice location on file with NPPES is 2730 Mckean St Bldg 291, San Diego, CA 92136-5000.
- What is Matthew Long's phone number?
- The practice phone number listed in the NPPES registry for Matthew Long is (619) 556-8464.
- Does Matthew Long accept Medicare?
- Matthew Long is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Matthew Long's NPI active?
- Yes — Matthew Long's NPI (1376172932) is active in the NPPES registry as of the last update on 2026-03-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.