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

Dr. Doris Yiafang Chih, MD, PHD

Individual provider Nephrology Physician · NPI 1477612117

Dr. Doris Yiafang Chih, MD, PHD is a Nephrology in Duarte, California. Graduated from University of California, Geffen School of Medicine in 2003, 23 years ago. Practices with City of Hope Medical Foundation, a 959-clinician group and accepts Medicare assignment. Licensed in Arizona and California.

Years since qualifying
23
Trained at
University of California, Geffen School of Medicine
Licensed in
AZ, CA
In the registry since
2006
Specialties on file
4
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

See every abbreviation used in this directory →

Practice location Address checks out

1500 Duarte Rd
Duarte, CA 91010-3012
Phone: (626) 256-4673
Fax: (626) 408-3911
Show map & directions

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

Specialties & licences

Nephrology Physician (primary) Taxonomy 207RN0300X · Licence A91101 (CA)
Hospitalist Physician Taxonomy 208M00000X · Licence 67835 (AZ)
Internal Medicine Physician Taxonomy 207R00000X · Licence A91101 (CA)
Hospitalist Physician Taxonomy 208M00000X · Licence A91101 (CA)

Record details

NPI number1477612117
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD , PHD
Sole proprietorNo
NPI enumeratedDecember 8, 2006
Last updated in NPPESSeptember 10, 2025
Certification dateSeptember 10, 2025

Medicare enrollment

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

Medicare specialtyNEPHROLOGY
Medical schoolUNIVERSITY OF CALIFORNIA, GEFFEN SCHOOL OF MEDICINE
Graduated 2003 (23 years in practice)
Group practice City Of Hope Medical Foundation — 959 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare