Xiying FanMD, PHD
Dermatology·Orange, CA
Xiying Fan, MD, PHD is a Dermatology provider in Orange, CA, as of July 2026.
- NPI1447811104
- Registered2019
- Class of2020
Case volumes, referral patterns, and payer mix live in DataLily AI Insights.
Xiying Fan at a glance
- Provider
- Xiying Fan
- Credential
- MD, PHD
- Specialty
- Dermatology
- Location
- Orange, CA
- Medical school graduation
- 2020
- NPI registered
- 2019
- NPI
- 1447811104
- Snapshot
- July 2026
Identity, specialty, and affiliations change over time. This is not an endorsement, and not clinical, billing, or legal advice. Providers may request corrections at founders@datalilyai.com. Read the DataLily AI data methodology.
Questions
Where does Xiying Fan practice?
Xiying Fan, MD, PHD is based in Orange, CA. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Xiying Fan's NPI number?
Xiying Fan's National Provider Identifier (NPI) is 1447811104, registered in 2019. Specialty on record: Dermatology; credential MD, PHD.
How many Dermatology providers in California work at ambulatory surgery centers?
426 Dermatology surgeons and proceduralists in California are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, Xiying Fan among them. The California Dermatology directory lists each one by city with credential, NPI, and center affiliations.
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