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  • Financial data for hospital cost report period ending 06/30/2025 (HCRIS 829556 - 2010).
  • Medicare IPPS claims data are for federal fiscal year ending 09/30/2025 (Proposed rule MedPAR).
  • Medicare OPPS claims data are not available.
  • Data from other sources and their effective periods are identified within report headers.
  • Errata: Please notify us by email of any corrections or updates.

Winnebago Mental Health Institute

Winnebago, WI  54901
CMS Certification Number: 524002

Identification and Characteristics

Name and Address: Winnebago Mental Health Institute
4100 Treffert Drive
Winnebago, WI  54901
Telephone Number: (920) 235-4910
Hospital Website:
CMS Certification Number: 524002
   
Type of Facility: Psychiatric
Type of Control: Governmental, State
Total Staffed Beds: 335
   
Total Patient Revenue: $65,740,777
Total Discharges: 3,023
Total Patient Days: 60,521
TPS Quality Score: 0.00
Patient Experience Rating: N/A
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Notes



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Clinical Services

Data are not available

Joint Commission Accreditation

  • Current Status: 08/02/2025 - Accreditation with Full Standards Compliance

Teaching Status

  • Data are from multiple sources / Definitions
  • ACGME data are from the Graduate Medical Education Database, Copyright 2005, American Medical Association, Chicago, Illinois.
  • See FREIDA OnLine for more / Last Update
  • CAHSE data are from the Association of American Medical Colleges / Division of Health Care Affairs / Council of Academic Health System Executives (CAHSE)
  • See CAHSE website for more / Last Updated 02/04/2026
  • Teaching status = Yes / Number of interns and Residents = 3 FTEs
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Inpatient Utilization Statistics by Medical Service

  Number Medicare Inpatients Average Length of Stay Average Charges Medicare Case Mix Index (CMI)
Psychiatry 283 17.09 $28,424 1.4204
Total 297 16.92 $28,208 1.3978
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Beds and Patient Days by Unit

  Available Beds Inpatient Days
HOSPITAL
(including swing beds)
   
Routine Services 335 60,521
Special Care 0 0
Nursery 0
Total Hospital 335 60,521
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Financial Statistics

  $ %
Gross Patient Revenue $65,740,777 66.6
Non-Patient Revenue $32,898,227 33.4
Total Revenue $98,639,004  
Net Income (or Loss) $-18,094,526 -18.3
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