Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Ralph Bryan

Organization Sleep Disorder Diagnostic Clinic/Center · NPI 1518223270

Ralph Bryan is a Sleep Disorder Diagnostic Clinic/Center in San Francisco, California. Registered with an NPI since 2012.

In the registry since
2012

Practice location Address checks out

491 27th Ave
San Francisco, CA 94121-1813
Phone: (415) 954-2667
Fax: (866) 545-5828
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Sleep Disorder Diagnostic Clinic/Center (primary) Taxonomy 261QS1200X

Record details

NPI number1518223270
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Ralph Bryan — Owner · (415) 954-2667
Other names San Francisco Sleep Home
NPI enumeratedApril 6, 2012
Last updated in NPPESApril 6, 2012
Mailing address491 27th Ave, San Francisco, CA 94121-1813

Other providers in San Francisco