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Cardiovascular Disease (Cardiology)

Michael A. Missler, DO

Works at hospitals in Saint Louis, MO · Saint Peters, MO · Ofallon, MO · Missouri

Summary

Michael A. Missler, DO (Cardiovascular Disease (Cardiology)) is listed by Medicare at 4 hospitals in Saint Louis, MO, Saint Peters, MO and Ofallon, MO. NPI 1417999467. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Michael A. Missler, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Cardiovascular Disease (Cardiology)Primary specialty
YesAccepts Medicare assignment
27Years since medical school (graduated 1999)
At Still University Of Health Sciences, College Of Osteo Med, KirksvilleMedical school
MaleGender (as listed)
Physician Groups LCGroup practice

Quick answers

Which hospitals does Michael A. Missler work at?
Medicare's official clinician data lists Michael A. Missler at 4 hospitals: Barnes Jewish Hospital, Barnes-Jewish St Peters Hospital, Missouri Baptist Medical Center and Progress West Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Michael A. Missler see patients?
Medicare's clinician data lists 4 practice locations, including Saint Peters, MO, Saint Louis, MO and Wentzville, MO. Call before your visit to confirm the address.
What is Michael A. Missler's specialty?
Medicare lists Cardiovascular Disease (Cardiology) as the primary specialty, and also Interventional Cardiology.
Does Michael A. Missler accept Medicare assignment?
Yes. Medicare's clinician data says Michael A. Missler accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Michael A. Missler?
(636) 916-7272, as listed in official Medicare / NPI Registry data.
What is Michael A. Missler's NPI number?
1417999467. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Michael A. Missler works

Medicare's Facility Affiliation Data lists Michael A. Missler at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Michael A. Missler is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Michael A. Missler as a member of this group (CMS data updated 2026-10-02).

  • Physician Groups LC521 clinicians in the group

Specialties

Find other Cardiovascular Disease (Cardiology) doctors in Missouri →

Other cardiologists in Saint Peters

Clinicians with the same Medicare primary specialty in Saint Peters, MO — not a recommendation.

All cardiologists in Saint Peters →

Clinician information

CredentialDO
Medical schoolAt Still University Of Health Sciences, College Of Osteo Med, Kirksville
Graduation year1999
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1417999467
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 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians