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

Corey S. Maas MD a Professional Corporation

Organization Plastic and Reconstructive Surgery Physician · NPI 1841544871

Corey S. Maas MD a Professional Corporation is a Plastic and Reconstructive Surgery Physician in San Francisco, California. Licensed in California. Registered with an NPI since 2012.

Licensed in
CA
In the registry since
2012

Practice location Address checks out

2400 Clay St
San Francisco, CA 94115-1809
Phone: (415) 567-7000
Show map & directions

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

Specialties & licences

Plastic and Reconstructive Surgery Physician (primary) Taxonomy 2086S0122X · Licence G071163 (CA)

Record details

NPI number1841544871
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Ramiro Garcia — Business Manager · (415) 567-7556
Other names The Maas Clinic
NPI enumeratedOctober 29, 2012
Last updated in NPPESOctober 29, 2012
Mailing address2400 Clay St, San Francisco, CA 94115-1809

Other providers in San Francisco