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

Haywon Lieh, MD

Individual provider Internal Medicine Physician · NPI 1013952308

Haywon Lieh, MD is an Anesthesiology in Walnut Creek, California. Graduated from University of California, San Francisco School of Medicine in 1986, 40 years ago. Practices with G2 Anesthesia PC, a 103-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
40
Trained at
University of California, San Francisco School of Medicine
Licensed in
CA
In the registry since
2006
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

1601 Ygnacio Valley Rd
Walnut Creek, CA 94598-3122
Phone: (925) 939-3000
Fax: (925) 947-5286
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence A47721 (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence A47721 (CA)

Record details

NPI number1013952308
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 19, 2006
Last updated in NPPESJanuary 20, 2023
Certification dateJanuary 20, 2023

Medicare enrollment

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

Medicare specialtyANESTHESIOLOGY
Medical schoolUNIVERSITY OF CALIFORNIA, SAN FRANCISCO SCHOOL OF MEDICINE
Graduated 1986 (40 years in practice)
Group practice G2 Anesthesia Pc — 103 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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