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

Nicholas H. Mast, MD, Inc

Organization Orthopaedic Surgery Physician · NPI 1235490061

Nicholas H. Mast, MD, Inc is an Orthopaedic Surgery Physician in Novato, California. Works from 3 locations. Licensed in California.

Licensed in
CA
In the registry since
2012
What do these letters mean?
Inc — Incorporated
A form of business registration, not a clinical qualification.

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Practice location Address checks out

100 Rowland Way Ste 200
Novato, CA 94945-5041
Phone: (415) 530-5330
Fax: (415) 530-5333
Show map & directions

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

Additional practice locations (2)

  • 2250 Hayes St Ste 208, San Francisco, CA 94117-1078 — (415) 530-5330
  • 8 Alpine Lily Pl, San Rafael, CA 94903-1090 — (415) 717-9776

Specialties & licences

Orthopaedic Surgery Physician (primary) Taxonomy 207X00000X · Licence A98951 (CA)

Record details

NPI number1235490061
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Nicholas Mast — Owner · (415) 530-5330
NPI enumeratedJune 7, 2012
Last updated in NPPESJanuary 9, 2023
Certification dateJanuary 9, 2023
Mailing address8 Alpine Lily Pl, San Rafael, CA 94903-1090

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