Dr. Ji Won Ahn, MD — Dermatology Doctor in Walnut Creek, CA
Dermatology
10 years since NPI enrollment Walnut Creek, CA
- NPI:
- 1615791598
- State license:
- 66941 (MN)
- Taxonomy:
- Dermatology, MOHS-Micrographic Surgery
Information last reviewed: June 2026
Sources: NPPES NPI Registry, CA state licensing board, provider-submitted updates, and public practice website.
Insurance participation and appointment availability may change. Please confirm directly with the provider before scheduling.
About this provider
Dermatology provider in Walnut Creek, CA. Taxonomy: Dermatology, MOHS-Micrographic Surgery. Enrolled with CMS since 2016. License 66941 (MN). NPI: 1023460243.
Practice address
320 LENNON LN DEPT OF
Walnut Creek, CA 94598
(925) 817-5678
Data source
This profile is sourced from the public CMS NPI Registry. We display only fields that the registry publishes. Insurance participation, languages spoken, hours, telehealth availability, and ratings are not part of NPI data and are not shown here. Confirm those details directly with the provider's office.