Marc Gehr, M.D.
NPI 1306800180 · Internal Medicine Physician · San Diego, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marc Gehr, M.D. is a Internal Medicine Physician provider in San Diego, CA (NPI 1306800180).
Provider details
- NPI number
- 1306800180
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- G67338 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
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)
- 4094 4th AveSan Diego, CA 92103-2143Phone: (619) 515-2545
Registry dates
- Enumerated
- 2006-04-17
- Last updated
- 2024-02-23
- Certified
- 2024-02-23
Frequently asked questions
- What is Marc Gehr's NPI number?
- Marc Gehr's National Provider Identifier (NPI) is 1306800180, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marc Gehr's specialty?
- Marc Gehr is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Marc Gehr located?
- Marc Gehr's practice location on file with NPPES is 4077 Fifth Ave, San Diego, CA 92103-2105.
- What is Marc Gehr's phone number?
- The practice phone number listed in the NPPES registry for Marc Gehr is (619) 294-8111.
- Does Marc Gehr accept Medicare?
- Marc Gehr is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marc Gehr's NPI active?
- Yes — Marc Gehr's NPI (1306800180) is active in the NPPES registry as of the last update on 2024-02-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.