IndividualActive
Mark Baker
NPI 1386448827 · Rehabilitation Practitioner · San Francisco, CA
Provider details
- NPI number
- 1386448827
- Entity type
- Individual
- Primary specialty
- Rehabilitation PractitionerRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
Profile Score
Established profile(53/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr in NPPES registry
- Profile completeness38% of score
83% 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
822 Geary St
San Francisco, CA 94109-7228
Phone: (628) 216-0303
Street-level locationGet directions
Mailing address
822 Geary St
San Francisco, CA 94109-7228
Additional practice locations (1)
- 96 S 14th StSan Jose, CA 95112-2015Phone: (408) 998-3293Fax: (408) 642-6052
Registry dates
- Enumerated
- 2025-04-03
- Last updated
- 2026-06-01
- Certified
- 2026-06-01
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.