ALEXANDER MARSH, M.D., PC
NPI 1932069788
Family Medicine in San Francisco, CA
About Alexander Marsh, M.d., Pc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ALEXANDER MARSH, M.D., PC (NPI 1932069788) is a healthcare organization registered as a family medicine in San Francisco, California and active in the NPI registry since November 2025. The organization holds a CLIA Waiver certificate valid through June 4, 2028 and lists Alexander Marsh, Managing Owner, as its authorized official.
NPPES Registry Identity
Specialties & Licenses 6
Group Practice 1
CLIA Laboratory Certificates CMS CLIA
Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.
Certificate of Waiver 08D2345177
Alexander Marsh, MD, PC · Newark, DEOther Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SAN FRANCISCO, CA 94103
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Alexander Marsh, M.D., PC's NPI number?
The NPI number for Alexander Marsh, M.D., PC is 1932069788. It was assigned to this organization in the NPPES registry on November 14, 2025.
Where is Alexander Marsh, M.D., PC located?
Alexander Marsh, M.D., PC is located at 95 3rd St Fl 2, San Francisco, CA 94103. The listed phone number is (844) 504-0402.
What is Alexander Marsh, M.D., PC's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Does Alexander Marsh, M.D., PC hold a CLIA laboratory certificate?
Yes. A Certificate of Waiver (number 08D2345177) is associated with this NPI, valid through June 4, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.
When was this NPI record last updated?
The NPPES record for Alexander Marsh, M.D., PC was last updated on November 14, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.