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Edit this profileWhere to find Michael J. Fleissner, MD
- Belleville location main office
4600 Memorial Dr Ste W1, Belleville, IL 62226 - Maryville location
6810 State Route 162, Ste 102, Maryville, IL 62062 - Maryville location
6810 State Route 162 Ste 102, Maryville, IL 62062 - Florissant location
1225 Graham Rd Ste C-2310, Florissant, MO 63031
About Dr. Fleissner
Michael J. Fleissner, MD is a healthcare provider in Belleville, IL specializing in cardiovascular disease. Michael trained at Medical College of Wisconsin, graduating in 1986. Michael is also listed as specializing in specialist. Medicare claims data shows Michael provided 1,925 services to 1,494 patients. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and evaluation of single, dual, multiple lead or leadless pacemaker system or implantable defibrillator system, remote up to 90 days. This provider record is associated with NPI 1942289459.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (618) 233-3066
- Email not available
Practice Locations
4600 MEMORIAL DR STE W1
Belleville, IL 62226
6810 State Route 162 Ste 102
Maryville, IL 62062
6810 State Route 162 Ste 102
Maryville, IL 62062
1225 Graham Rd Ste C-2310
Florissant, MO 63031
Conditions Commonly Evaluated or Treated
Within Cardiovascular Disease generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
Coronary and ischemic heart disease
Heart failure and cardiomyopathy
Heart rhythm
Symptoms and functional disorders
- Fainting and syncope
- Heart palpitations
- Postural orthostatic tachycardia syndrome
Valve and structural heart
- Aortic stenosis
- Mitral regurgitation
- Mitral valve prolapse
- Patent foramen ovale
Vascular and risk factors
- Aortic aneurysm
- Carotid artery disease
- Familial hypercholesterolemia
- Resistant hypertension
Artery & vascular
- Peripheral Artery Disease (PAD)
Heart inflammation
- Pericarditis (Heart Sac Inflammation)
Heart muscle
Heart valves
Vascular disease
Procedures & services
Most searched procedures
- Echocardiogram
- EKG
- Heart monitor
- Heart stent
- Pacemaker surgery
- Stress test
Office and noninvasive testing
Advanced imaging
- Cardiac magnetic resonance imaging
- Nuclear cardiac stress imaging
Consultations
- Preventive Cardiology Consultation
Diagnostic testing
Diagnostics
- Electrophysiology Study (EP Study)
Heart devices
- Biventricular Pacemaker (Cardiac Resynchronization Therapy)
- Implantable Loop Recorder (Cardiac Monitor Implant)
Heart imaging
- Heart CT Scan (Cardiac CT)
Heart procedures
Heart rhythm procedures
Imaging
- Heart Calcium Scan
- Transesophageal Echocardiogram for Kids
Implants
- Defibrillator Implant (ICD)
Recovery & rehabilitation
- Cardiac Rehabilitation Program
Vascular imaging
Procedures Most Often Billed to Medicare
1,925 services · 1,494 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Nuclear medicine studies of heart muscle at rest and with stress and spect | Imaging | 78452 |
30 | Less often than most peers in Cardiovascular Disease |
| Evaluation of single, dual, multiple lead or leadless pacemaker system or implantable defibrillator system, remote up to 90 days | Treatment | 93296 |
149 | As often as other peers in Cardiovascular Disease |
| Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days | Treatment | 93294 |
132 | More often than most peers in Cardiovascular Disease |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | Treatment | 93306 |
82 | Less often than most peers in Cardiovascular Disease |
| Heart muscle strain imaging | Treatment | 93356 |
78 | More often than most peers in Cardiovascular Disease |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
58 | Less often than most peers in Cardiovascular Disease |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | Treatment | 93306 |
54 | Less often than most peers in Cardiovascular Disease |
| Ultrasound of heart | Treatment | 93307 |
50 | More often than most peers in Cardiovascular Disease |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Treatment | 93010 |
46 | Less often than most peers in Cardiovascular Disease |
| Ultrasound of heart, follow-up | Treatment | 93308 |
35 | More often than most peers in Cardiovascular Disease |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other cardiologists in Belleville 6
Same specialty, same city.
Trained at Medical College of Wisconsin 2
Other providers in the same specialty who trained at the same institution.
More connections — 12 related providers in 2 groups
Class of 1986 at Medical College of Wisconsin 8
Providers who graduated from the same medical school in the same year.
Also performs Nuclear medicine studies of heart muscle at rest and with stress and spect 4
Providers in IL who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Fleissner?
Dr. Fleissner is a cardiologist in Belleville, IL. That is the designation recorded for this NPI in the federal registry, where it is listed as “Cardiovascular Disease”.
NPI registry
What is Dr. Fleissner's address?
Dr. Fleissner is listed at 4600 Memorial Dr Ste W1, Belleville, IL 62226. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Fleissner?
The number on file is (618) 233-3066. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Fleissner?
Dr. Fleissner's National Provider Identifier is 1942289459. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Fleissner train?
Dr. Fleissner attended Medical College of Wisconsin, graduating in 1986. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Fleissner have?
Dr. Fleissner has 40 years experience. Calculated from a graduation year of 1986, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Fleissner perform?
According to Medicare billing data, Dr. Fleissner performs imaging including nuclear medicine studies of heart muscle at rest and with stress and spect; provides treatments such as evaluation of single, dual, multiple lead or leadless pacemaker system or implantable defibrillator system, remote up to 90 days and evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Fleissner's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Fleissner. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.