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Psychiatry

Denise M. Johnson Dechow, DO

Works at hospitals in Monmouth, IL · Peoria, IL · Galesburg, IL · Illinois

Summary

Dr. Denise M. Johnson Dechow, DO is a psychiatrist at 3315 N Seminary St, Suite 206 207 208, Galesburg, IL 61401. Phone: (309) 344-1000. Accepts Medicare assignment. NPI 1477562866. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026.

From official Medicare data

This page shows what Medicare's official clinician data says about Denise M. Johnson Dechow, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Denise M. Johnson Dechow accept Medicare assignment?
Yes. Medicare's clinician data says Denise M. Johnson Dechow accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
What is Denise M. Johnson Dechow's NPI number?
1477562866. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Denise M. Johnson Dechow works

Medicare's Facility Affiliation Data lists Denise M. Johnson Dechow at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

  • OSF Holy Family Medical CenterMonmouth, IL · Critical Access Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 141318
  • Saint Francis Medical CenterPeoria, IL · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 140067
  • St Mary Medical CenterGalesburg, IL · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 140064

Practice locations

Addresses where Denise M. Johnson Dechow is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Denise M. Johnson Dechow as a member of this group (CMS data updated October 2, 2026).

  • St Mary Medical Center50 clinicians in the group

Specialties

Find other Psychiatry doctors in Illinois →

Other psychiatrists in Illinois

Clinicians with the same Medicare primary specialty in Illinois — not a recommendation.

All psychiatrists in Illinois →

Other clinicians in St Mary Medical Center

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialDO
Medical schoolDes Moines University Of Osteopathic Medicine And Health Sciences
Graduation year1994 (32 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1477562866
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  5. Medicare Care Compare — official Medicare tool to look up clinicians