Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Sean M O'Neill, MD

Individual provider Hospitalist Physician · NPI 1528298213

Sean M O'Neill, MD is a Hospitalist in Madison, Wisconsin. Graduated from Creighton University School of Medicine in 2009, 17 years ago. Practices with University of Wisconsin Medical Foundation Inc, a 2,536-clinician group and accepts Medicare assignment. Licensed in Wisconsin.

Years since qualifying
17
Trained at
Creighton University School of Medicine
Licensed in
WI
In the registry since
2009
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Partly verified

Some contact details are missing from the federal record.

Uw Hospital And Clinics 600 Highland Ave
Madison, WI 53792-0001
Phone: (608) 263-0572
Fax: (608) 890-7127
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence 55223 (WI)

Record details

NPI number1528298213
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 16, 2009
Last updated in NPPESSeptember 7, 2023
Mailing address7027 Maywood Ave, Middleton, WI 53562-2726

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyHOSPITALIST
Medical schoolCREIGHTON UNIVERSITY SCHOOL OF MEDICINE
Graduated 2009 (17 years in practice)
Group practice University Of Wisconsin Medical Foundation Inc — 2536 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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