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

Rosa Hye-Kyung Won, MD

Individual provider Maternal & Fetal Medicine Physician · NPI 1952489718

Rosa Hye-Kyung Won, MD is a Maternal & Fetal Medicine Physician in Walnut Creek, California. Licensed in California. Registered with an NPI since 2006.

Licensed in
CA
In the registry since
2006
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

1656 N California Blvd Ste 300
Walnut Creek, CA 94596-4180
Phone: (925) 941-7955
Fax: (925) 941-7986
Show map & directions

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

Specialties & licences

Maternal & Fetal Medicine Physician (primary) Taxonomy 207VM0101X · Licence A68625 (CA)

Record details

NPI number1952489718
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedNovember 1, 2006
Last updated in NPPESApril 29, 2009

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