Summary

Michael Fleissner, MD, is a board-certified cardiologist specializing in cardiovascular disease who treats patients 18 years and older. He diagnoses and treats a range of cardiovascular conditions, including congestive heart failure, coronary artery disease, and cardiac arrhythmia.

Since beginning his practice in 1992, Dr. Fleissner has built strong relationships with his patients, who trust him with all aspects of their health. He delivers personalized, comprehensive care using the latest evidence-based methods and advanced diagnostic tools.

This practice is part of BJC Medical Group of Missouri and Illinois.

Quick Facts

  • accepting new patients
  • 4
  • 40 years of experience
  • 24 insurance plans accepted
  • speaks English
  • Medical College Of Wisconsin
  • 4 written reviews
  • 3 specialties
  • 15 areas of expertise
  • 2 board certifications
  • 1 hospital affiliation
  • 1 office location
  • Male

Office Location

BJC Medical Group Cardiology at Belleville

4600 Memorial Dr Ste W1Belleville, IL 62226
Mon8:30 am - 4:00 pm
Tue8:30 am - 4:00 pm
Wed8:30 am - 4:00 pm
Thu8:30 am - 4:00 pm
Fri8:30 am - 3:00 pm
SatClosed
SunClosed

Compare with Similar Doctors

Dr. Michael Fleissner, MD
Dr. Kunal Gurav, MD
Dr. Brian Michael Fishman, DO
Dr. Stacy Zhao Dai, MD
Dr. Michael Fleissner, MDDr. Kunal Gurav, MDDr. Brian Michael Fishman, DODr. Stacy Zhao Dai, MD
Cardiovascular DiseaseCardiovascular DiseaseInternal MedicineInternal Medicine
Accepts New Patients Accepts New Patients
40 Years of Experience 18 Years of Experience 14 Years of Experience 13 Years of Experience
Virtual Visit Available Virtual Visit Available No Virtual Visit Option No Virtual Visit Option
Speaks English Speaks English, Hindi, Marathi
Belleville , ILSaint Louis , MOSaint Louis , MOSaint Louis , MO
Med School: Medical College Of Wisconsin Med School: SETH GS MEDICAL COLLEGE Med School: Lake Erie College Of Osteopathic Medicine Med School: Washington University In St Louis School Of Medicine
Current Profile
View Profile View Profile View Profile

Insurance Plans Accepted by Dr. Michael Fleissner

  • Aetna
  • Aetna Better Health
  • Anthem Blue Cross
  • APWU
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield of Illinois
  • CareFirst Blue Cross Blue Shield
  • CareFirst Blue Cross Blue Shield - PPO
  • CHAMPVA
  • Cigna
  • ESSENCE Healthcare
  • ESSENCE Healthcare - Medicare
  • ESSENCE Healthcare - Medicare (Advantage HMO)
  • Humana
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Meritain Health
  • Molina Healthcare
  • State Farm
  • Tricare
  • UnitedHealthcare

Medical Specialties

Dr. Michael Fleissner has the following 3 specialties

Specialty Expertise

Dr. Michael Fleissner has the following 15 areas of expertise

  • Acute Coronary Syndrome (ACS)
  • Arrhythmia
  • Atherectomy
  • Atherosclerosis
  • Blood Clot
  • Cardiologist
  • Heart Attack
  • Heart Block
  • Heart Diseases
  • Heart Failure
  • High Cholesterol
  • Hypertension
  • Internal Medicine
  • Stroke
  • Unstable Angina

Certifications, License, & Education

40 Years Experience

MEDICAL LICENSE

Medical Doctor, Missouri, 2026, Expired
Medical Doctor, Illinois, 2026, Active

EDUCATION & TRAINING

Residency

Medical College Of Wisconsin

Medical School

Medical College Of WisconsinGraduated in 1986

Similar doctors

Frequently Asked Questions

What languages does Dr. Michael Fleissner speak?
Dr. Michael Fleissner speaks English.
How can I make an appointment with Dr. Michael Fleissner?
You can find contact information for Dr. Michael Fleissner here on Vitals.
Does Dr. Michael Fleissner accept virtual/telehealth appointments?
Yes, Dr. Michael Fleissner accepts virtual/telehealth appointments. Click the virtual visit button on their Vitals profile.
Where is Dr. Michael Fleissner's office located?
Dr. Michael Fleissner's office is located at 4600 Memorial Dr Ste W1, Belleville, IL, 62226.
Which hospitals is Dr. Michael Fleissner affiliated with?
Dr. Michael Fleissner is affiliated with Anderson Hospital.

Ensuring Data Transparency and Trust: A Guide to Vitals Doctor Listings and Reviews

Our provider data is gathered directly from physicians and publicly available databases. Providers who verify their profiles gain the ability to update information, offering additional details about their specialties,education, treated conditions, performed procedures, and accepted insurances.

Reviews on Vitals are submitted by users only. Recognizing the valuable insights these reviews offer into a doctor's reputation, we maintain internal policies and protocols to ensure the quality and accuracy of all reviews. Importantly, providers cannot delete or alter reviews independently. Reviews can only be deleted or changed following an internal assessment by our customer service team.

Your feedback is highly valued and we encourage you to contact our support team should you encounter any issues.