Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. Sierra Li'En Washington, MD

Individual provider Obstetrics & Gynecology Physician · NPI 1386845162

Dr. Sierra Li'En Washington, MD is an Obstetrics/Gynecology in San Diego, California. Graduated from Harvard Medical School in 2005, 21 years ago. Practices with University Associates in Obstetrics and Gynecology University Faculty, a 115-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
21
Trained at
Harvard Medical School
Licensed in
CA
In the registry since
2007
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

1075 Camino Del Rio S Ste 300
San Diego, CA 92108-3538
Phone: (619) 881-4500
Fax: (866) 886-7824
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Obstetrics & Gynecology Physician (primary) Taxonomy 207V00000X · Licence A99781 (CA)

Record details

NPI number1386845162
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedMay 30, 2007
Last updated in NPPESFebruary 15, 2016

Medicare enrollment

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

Medicare specialtyOBSTETRICS/GYNECOLOGY
Medical schoolHARVARD MEDICAL SCHOOL
Graduated 2005 (21 years in practice)
Group practice University Associates In Obstetrics And Gynecology University Faculty — 115 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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