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

Michael J O'Neill, MD

Individual provider Psychiatry Physician · NPI 1083655245

Michael J O'Neill, MD is a Psychiatry in Keshena, Wisconsin. Graduated from University of Chicago, Pritzker School of Medicine in 1969, 57 years ago. Practices with Menominee Indian Tribe of Wisconsin, a 24-clinician group and accepts Medicare assignment. Licensed in Wisconsin.

Years since qualifying
57
Trained at
University of Chicago, Pritzker School of Medicine
Licensed in
WI
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

W3275 Wolf River Rd
Keshena, WI 54135
Phone: (715) 799-3361
Fax: (715) 799-3099
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence 18117-020 (WI)

Record details

NPI number1083655245
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 9, 2006
Last updated in NPPESMarch 7, 2023

Medicare enrollment

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

Medicare specialtyPSYCHIATRY
Medical schoolUNIVERSITY OF CHICAGO, PRITZKER SCHOOL OF MEDICINE
Graduated 1969 (57 years in practice)
Group practice Menominee Indian Tribe Of Wisconsin — 24 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare