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

Dr. William I Han, MD

Individual provider Urogynecology and Reconstructive Pelvic Surgery (Obstetrics & Gynecology) Physician · NPI 1043300114

Dr. William I Han, MD is an Obstetrics/Gynecology in Fountain Valley, California. Qualified in 1975, 51 years ago. Practices as a sole proprietor, works from 2 locations and accepts Medicare assignment. Licensed in California.

Years since qualifying
51
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

17150 Euclid St Ste 220
Fountain Valley, CA 92708-4092
Phone: (714) 444-3030
Fax: (949) 419-2515
Show map & directions

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

Additional practice locations (1)

  • 11160 Warner Ave Ste 303, Fountain Valley, CA 92708-4055 — (714) 444-3030

Specialties & licences

Urogynecology and Reconstructive Pelvic Surgery (Obstetrics & Gynecology) Physician (primary) Taxonomy 207VF0040X · Licence A38218 (CA)

Record details

NPI number1043300114
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedOctober 12, 2006
Last updated in NPPESJuly 21, 2022

Medicare enrollment

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

Medicare specialtyOBSTETRICS/GYNECOLOGY
Medical schoolOTHER
Graduated 1975 (51 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount