Mark Sawyer, M.D.
NPI 1477624229 · Pediatric Infectious Diseases Physician · San Diego, CA
Mark Sawyer, M.D. is a Pediatric Infectious Diseases Physician provider in San Diego, CA (NPI 1477624229).
Provider details
- NPI number
- 1477624229
- Entity type
- Individual
- Primary specialty
- Pediatric Infectious Diseases PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- G46156 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
- 2006-11-13
- Last updated
- 2011-11-03
Frequently asked questions
- What is Mark Sawyer's NPI number?
- Mark Sawyer's National Provider Identifier (NPI) is 1477624229, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Sawyer's specialty?
- Mark Sawyer is listed in the NPPES registry with a primary specialty of Pediatric Infectious Diseases Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Sawyer located?
- Mark Sawyer's practice location on file with NPPES is 3020 Childrens Way, San Diego, CA 92123-4223.
- What is Mark Sawyer's phone number?
- The practice phone number listed in the NPPES registry for Mark Sawyer is (858) 966-7785.
- Is Mark Sawyer's NPI active?
- Yes — Mark Sawyer's NPI (1477624229) is active in the NPPES registry as of the last update on 2011-11-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.