Ellen HartenbachMD
Gynecologic Oncology·Madison, WI
Ellen Hartenbach, MD is a Gynecologic Oncology provider in Madison, WI, as of July 2026.
- NPI1689640708
- Registered2006
- Class of1988
Case volumes, referral patterns, and payer mix live in DataLily AI Insights.
Education
Education on record as of August 2026.
Ellen Hartenbach at a glance
- Provider
- Ellen Hartenbach
- Credential
- MD
- Specialty
- Gynecological Oncology
- Location
- Madison, WI
- Medical school
- University of Missouri, Columbia School of Medicine
- Graduated
- 1988
- NPI registered
- 2006
- NPI
- 1689640708
- 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 Ellen Hartenbach practice?
Ellen Hartenbach, MD is based in Madison, WI. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Ellen Hartenbach's NPI number?
Ellen Hartenbach's National Provider Identifier (NPI) is 1689640708, registered in 2006. Specialty on record: Gynecological Oncology; credential MD.
Where did Ellen Hartenbach go to medical school?
Ellen Hartenbach, MD attended University of Missouri, Columbia School of Medicine, graduating in 1988.
How many Gynecologic Oncology providers in Wisconsin work at ambulatory surgery centers?
6 Gynecologic Oncology surgeons and proceduralists in Wisconsin are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, Ellen Hartenbach among them. The Wisconsin Gynecologic Oncology directory lists each one by city with credential, NPI, and center affiliations.
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