Mark Ratcliffe, M.D.
NPI 1306875778 · Surgery Physician · San Francisco, CA
Mark Ratcliffe, M.D. is a Surgery Physician provider in San Francisco, CA (NPI 1306875778).
Provider details
- NPI number
- 1306875778
- Entity type
- Individual
- Primary specialty
- Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- G77336 (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
- 2006-06-30
- Last updated
- 2008-07-23
Frequently asked questions
- What is Mark Ratcliffe's NPI number?
- Mark Ratcliffe's National Provider Identifier (NPI) is 1306875778, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Ratcliffe's specialty?
- Mark Ratcliffe is listed in the NPPES registry with a primary specialty of Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Ratcliffe located?
- Mark Ratcliffe's practice location on file with NPPES is 505 Parnassus Ave, San Francisco, CA 94143-2204.
- What is Mark Ratcliffe's phone number?
- The practice phone number listed in the NPPES registry for Mark Ratcliffe is (415) 476-1606.
- Is Mark Ratcliffe's NPI active?
- Yes — Mark Ratcliffe's NPI (1306875778) is active in the NPPES registry as of the last update on 2008-07-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.