William KoM.D.
Dermatology·Phoenix, AZ
William Ko, M.D. is a Dermatology provider in Phoenix, AZ, as of July 2026.
- NPI1841230976
- Registered2006
- Class of1994
Case volumes, referral patterns, and payer mix live in DataLily AI Insights.
Education
Education on record as of August 2026.
William Ko at a glance
- Provider
- William Ko
- Credential
- M.D.
- Specialty
- Dermatology
- Location
- Phoenix, AZ
- Medical school
- Northeastern Ohio University College of Medicine
- Graduated
- 1994
- NPI registered
- 2006
- NPI
- 1841230976
- 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 William Ko practice?
William Ko, M.D. is based in Phoenix, AZ. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is William Ko's NPI number?
William Ko's National Provider Identifier (NPI) is 1841230976, registered in 2006. Specialty on record: Dermatology; credential M.D.
Where did William Ko go to medical school?
William Ko, M.D. attended Northeastern Ohio University College of Medicine, graduating in 1994.
How many Dermatology providers in Arizona work at ambulatory surgery centers?
75 Dermatology surgeons and proceduralists in Arizona are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, William Ko among them. The Arizona Dermatology directory lists each one by city with credential, NPI, and center affiliations.
Pilot Analysis
Get the complete William Ko analysis
Tell us where to send it. Our team will prepare an analysis of William Ko covering case volumes, referral patterns, payer mix, and how specialty peers compare, and email it to you within 5-10 business days. Need it faster? Book a demo.