Katherine AuMD
Plastic & Reconstructive Surgery·Pasadena, CA
Katherine Au, MD is a Plastic & Reconstructive Surgery provider in Pasadena, CA affiliated with 1 ambulatory surgery center in CA, as of July 2026.
- NPI1689888042
- Registered2007
- Centers1
- StateCA
Case volumes, referral patterns, and payer mix live in DataLily AI Insights.
Ambulatory surgery centers
Centers whose service lines match this provider’s. Affiliations change; verify independently.
Katherine Au at a glance
- Provider
- Katherine Au
- Credential
- MD
- Specialty
- Plastic Surgery
- Location
- Pasadena, CA
- NPI registered
- 2007
- NPI
- 1689888042
- 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 Katherine Au practice?
Katherine Au, MD is based in Pasadena, CA and is affiliated with 1 ambulatory surgery center: Huntington Ambulatory Surgery Center in Pasadena, CA. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Katherine Au's NPI number?
Katherine Au's National Provider Identifier (NPI) is 1689888042, registered in 2007. Specialty on record: Plastic Surgery; credential MD.
How many Plastic & Reconstructive Surgery providers in California work at ambulatory surgery centers?
128 Plastic & Reconstructive Surgery surgeons and proceduralists in California are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, Katherine Au among them. The California Plastic & Reconstructive Surgery directory lists each one by city with credential, NPI, and center affiliations.
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