Stephen NiemiecM.D.
Stephen Niemiec, M.D. is a General Surgery provider in Tucson, AZ, as of July 2026.
- NPI1699128504
- Registered2016
- Class of2016
Case volumes, referral patterns, and payer mix live in DataLily AI Insights.
Education
Education on record as of August 2026.
Stephen Niemiec at a glance
- Provider
- Stephen Niemiec
- Credential
- M.D.
- Specialty
- General Surgery
- Procedures
- General Surgery CPT codes
- Location
- Tucson, AZ
- Medical school
- University of California, San Diego School of Medicine
- Graduated
- 2016
- NPI registered
- 2016
- NPI
- 1699128504
- 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 Stephen Niemiec practice?
Stephen Niemiec, M.D. is based in Tucson, AZ. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Stephen Niemiec's NPI number?
Stephen Niemiec's National Provider Identifier (NPI) is 1699128504, registered in 2016. Specialty on record: General Surgery; credential M.D.
Where did Stephen Niemiec go to medical school?
Stephen Niemiec, M.D. attended University of California, San Diego School of Medicine, graduating in 2016.
How many General Surgery providers in Arizona work at ambulatory surgery centers?
84 General Surgery surgeons and proceduralists in Arizona are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, Stephen Niemiec among them. The Arizona General Surgery directory lists each one by city with credential, NPI, and center affiliations.
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