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

Erica Fan Clayton, MD

Individual provider Clinical Pathology/Laboratory Medicine Physician · NPI 1194959940

Erica Fan Clayton, MD is a Pathology in Greenbrae, California. Graduated from Saint Louis University School of Medicine in 2009, 17 years ago. Practices with Permanente Medical Group Inc, a 10,941-clinician group and accepts Medicare assignment. Licensed in California and Pennsylvania.

Years since qualifying
17
Trained at
Saint Louis University School of Medicine
Licensed in
CA, PA
In the registry since
2009
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

250 Bon Air Rd
Greenbrae, CA 94904-1702
Phone: (415) 925-7174
Fax: (415) 898-0870
Show map & directions

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

Specialties & licences

Anatomic Pathology Physician (primary) Taxonomy 207ZP0101X · Licence A130468 (CA)
Clinical Pathology/Laboratory Medicine Physician Taxonomy 207ZP0105X · Licence MT195065 (PA)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X · Licence MT195065 (PA)

Record details

NPI number1194959940
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 8, 2009
Last updated in NPPESJanuary 10, 2022

Medicare enrollment

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

Medicare specialtyPATHOLOGY
Medical schoolSAINT LOUIS UNIVERSITY SCHOOL OF MEDICINE
Graduated 2009 (17 years in practice)
Group practice Permanente Medical Group Inc — 10941 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount