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

Dr. Marshall John Bales, MD

Individual provider Forensic Psychiatry Physician · NPI 1467494211

Dr. Marshall John Bales, MD is a Psychiatry in Winnebago, Wisconsin. Graduated from University of Kansas School of Med (KC/WICH/SAL) in 1985, 41 years ago. Practices with County of Outagamie, a 9-clinician group and accepts Medicare assignment. Licensed in Kansas and Wisconsin.

Years since qualifying
41
Trained at
University of Kansas School of Med (KC/WICH/SAL)
Licensed in
KS, WI
In the registry since
2006
Specialties on file
2
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

1300 S Dr
Winnebago, WI 54985-0009
Phone: (920) 235-4910
Fax: (920) 237-2043
Show map & directions

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

Specialties & licences

Forensic Psychiatry Physician (primary) Taxonomy 2084F0202X · Licence 31871 (WI)
Psychiatry Physician Taxonomy 2084P0800X · Licence 04-23919 (KS)

Record details

NPI number1467494211
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 12, 2006
Last updated in NPPESApril 7, 2017

Medicare enrollment

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

Medicare specialtyPSYCHIATRY
Medical schoolUNIVERSITY OF KANSAS SCHOOL OF MED (KC/WICH/SAL)
Graduated 1985 (41 years in practice)
Group practice County Of Outagamie — 9 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare