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

Susan Mayo, MD

Individual provider Internal Medicine Physician · NPI 1386696185

Susan Mayo, MD is an Internal Medicine in San Francisco, California. Qualified in 1996, 30 years ago. Practices with Doctor on Demand Professionals of California, an 18-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in California, Michigan, Missouri and South Carolina and 1 more.

Years since qualifying
30
Licensed in
CA, MI, MO, SC, TX
In the registry since
2006
Specialties on file
5
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

1 California St Ste 2300
San Francisco, CA 94111-5424
Phone: (800) 997-6196
Fax: (833) 523-9924
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • Po Box 1176, Thousand Oaks, CA 91358-0176 — (805) 495-1066

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence A63489 (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence 52330 (SC)
Internal Medicine Physician Taxonomy 207R00000X · Licence 2018016629 (MO)
Internal Medicine Physician Taxonomy 207R00000X · Licence 4301115586 (MI)
Internal Medicine Physician Taxonomy 207R00000X · Licence R8607 (TX)

Record details

NPI number1386696185
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedMay 17, 2006
Last updated in NPPESMay 8, 2025
Certification dateMay 8, 2025

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 1996 (30 years in practice)
Group practice Doctor On Demand Professionals Of California — 18 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

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