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

Yinchong Erica Mak, MD

Individual provider Student in an Organized Health Care Education/Training Program · NPI 1982930491

Yinchong Erica Mak, MD is an Internal Medicine in Palo Alto, California. Graduated from University of Pittsburgh School of Medicine in 2009, 17 years ago. Practices with Sutter Bay Medical Foundation, a 3,762-clinician group, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
17
Trained at
University of Pittsburgh School of Medicine
Licensed in
CA
In the registry since
2009
Specialties on file
2
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

Student / training record This NPI belongs to someone enrolled in a health care training programme. It carries no licence and no practice of its own, so no address or phone number is published for it.

Palo Alto, CA

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence A114561 (CA)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1982930491
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 19, 2009
Last updated in NPPESJune 4, 2020
Certification dateJune 4, 2020

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolUNIVERSITY OF PITTSBURGH SCHOOL OF MEDICINE
Graduated 2009 (17 years in practice)
Group practice Sutter Bay Medical Foundation — 3762 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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