Alan HarzmanM.D.
Colorectal Surgery·Columbus, OH
Alan Harzman, M.D. is a Colorectal Surgery provider in Columbus, OH, as of July 2026.
- NPI1497964084
- Registered2007
- Class of2001
Case volumes, referral patterns, and payer mix live in DataLily AI Insights.
Education
Education on record as of August 2026.
Alan Harzman at a glance
- Provider
- Alan Harzman
- Credential
- M.D.
- Specialty
- Colorectal Surgery (Proctology)
- Location
- Columbus, OH
- Medical school
- Washington University School of Medicine
- Graduated
- 2001
- NPI registered
- 2007
- NPI
- 1497964084
- 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 Alan Harzman practice?
Alan Harzman, M.D. is based in Columbus, OH. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Alan Harzman's NPI number?
Alan Harzman's National Provider Identifier (NPI) is 1497964084, registered in 2007. Specialty on record: Colorectal Surgery (Proctology); credential M.D.
Where did Alan Harzman go to medical school?
Alan Harzman, M.D. attended Washington University School of Medicine, graduating in 2001.
How many Colorectal Surgery providers in Ohio work at ambulatory surgery centers?
12 Colorectal Surgery surgeons and proceduralists in Ohio are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, Alan Harzman among them. The Ohio Colorectal Surgery directory lists each one by city with credential, NPI, and center affiliations.
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