Mark Petersen, M.D.
NPI 1780871160 · Pediatrics Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Petersen, M.D. is a Pediatrics Physician provider in San Francisco, CA (NPI 1780871160).
Provider details
- NPI number
- 1780871160
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- A97116 (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
18 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)
- 1001 Potrero Ave.Bldg. 5, #6mSan Francisco, CA 94110Phone: (628) 206-8361Fax: (628) 206-3686
Registry dates
- Enumerated
- 2007-09-28
- Last updated
- 2024-01-29
- Certified
- 2024-01-29
Frequently asked questions
- What is Mark Petersen's NPI number?
- Mark Petersen's National Provider Identifier (NPI) is 1780871160, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Petersen's specialty?
- Mark Petersen is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Petersen located?
- Mark Petersen's practice location on file with NPPES is 533 Parnassus Ave Rm U-503, San Francisco, CA 94143-0734.
- What is Mark Petersen's phone number?
- The practice phone number listed in the NPPES registry for Mark Petersen is (415) 476-1888.
- Does Mark Petersen accept Medicare?
- Mark Petersen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Petersen's NPI active?
- Yes — Mark Petersen's NPI (1780871160) is active in the NPPES registry as of the last update on 2024-01-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.