Leonard Costantini, D.O.
NPI 1700266764 · General Practice Physician · San Diego, CA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Leonard Costantini, D.O. is a General Practice Physician provider in San Diego, CA (NPI 1700266764).
Provider details
- NPI number
- 1700266764
- Entity type
- Individual
- Primary specialty
- General Practice PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
- Military Health Care Provider171000000X
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
11 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2015-06-04
- Last updated
- 2023-08-01
- Certified
- 2023-08-01
Frequently asked questions
- What is Leonard Costantini's NPI number?
- Leonard Costantini's National Provider Identifier (NPI) is 1700266764, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leonard Costantini's specialty?
- Leonard Costantini is listed in the NPPES registry with a primary specialty of General Practice Physician (Allopathic & Osteopathic Physicians).
- Where is Leonard Costantini located?
- Leonard Costantini's practice location on file with NPPES is Naval Medical Center San Diego, San Diego, CA 92134-0001.
- What is Leonard Costantini's phone number?
- The practice phone number listed in the NPPES registry for Leonard Costantini is (619) 532-9795.
- Does Leonard Costantini accept Medicare?
- Leonard Costantini is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Leonard Costantini's NPI active?
- Yes — Leonard Costantini's NPI (1700266764) is active in the NPPES registry as of the last update on 2023-08-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.