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Summary
Dr. Mark Johnson is a cardiovascular disease specialist with 44 years of experience treating heart conditions in patients of all ages. He earned his medical degree from Johns Hopkins University School of Medicine and has dedicated his career to diagnosing and managing complex cardiovascular disorders. Dr. Johnson speaks English and brings decades of expertise to his practice.
Dr. Johnson practices at multiple locations across Missouri and Illinois, including Barnes Jewish Hospital in Saint Louis, Missouri, and Memorial Hospital in Belleville, Illinois. He specializes in treating congenital heart disease, athlete's heart syndrome, and atrial septal defects. His expertise includes advanced cardiac imaging procedures such as stress echocardiograms and Doppler studies to evaluate heart function and structure.
Dr. Johnson practices at multiple locations across Missouri and Illinois, including Barnes Jewish Hospital in Saint Louis, Missouri, and Memorial Hospital in Belleville, Illinois. He specializes in treating congenital heart disease, athlete's heart syndrome, and atrial septal defects. His expertise includes advanced cardiac imaging procedures such as stress echocardiograms and Doppler studies to evaluate heart function and structure.
Overview based on verified provider data
Quick Facts
- 44 years of experience
- speaks English
- Johns Hopkins University School Of Medicine
- 1 specialty
- 1 area of expertise
- 7 hospital affiliations
- 7 office locations
- Male
Office Locations
Dr. Mark Charles Johnson has 7 locationsWashington University Pediatric Multispecialty Center Memorial East
1414 Cross St Ste 140aShiloh, IL 62269 Tel: (314) 454-5437
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed
Compare with Similar Doctors
 |  |  |  |
| Dr. Mark Charles Johnson, MD | Dr. Kunal Gurav, MD | Mary K Wood | Dr. Robert Milo Taxman, MD |
| Cardiovascular Disease | Cardiovascular Disease | Nurse Practitioner | Internal Medicine |
| Accepts New Patients | Accepts New Patients | ||
| 44 Years of Experience | 18 Years of Experience | 62 Years of Experience | |
| No Virtual Visit Option | Virtual Visit Available | No Virtual Visit Option | No Virtual Visit Option |
| Speaks English | Speaks English, Hindi, Marathi | Speaks English | Speaks English |
| Saint Louis , MO | Saint Louis , MO | Saint Louis , MO | Saint Louis , MO |
| Med School: Johns Hopkins University School Of Medicine | Med School: SETH GS MEDICAL COLLEGE | Med School: Washington University In St Louis School Of Medicine | |
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Dr. Mark Charles Johnson
Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.
Medical Specialties
Dr. Mark Charles Johnson has the following specialty
Specialty Expertise
Dr. Mark Charles Johnson has the following area of expertise
Certifications, License, & Education
44 Years Experience
Dr. Mark Charles Johnson holds an expired medical license in the states of Missouri and Illinois.
Medical License
Medical Doctor with an expired medical license in the state of Missouri that expired in 2025 and an expired medical license in the state of Illinois that expired in 2026.
Education & Training
Medical School
Graduated from Johns Hopkins University School Of Medicine in 1982.
NPI Number
Dr. Johnson's NPI number is 1497796957.
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Frequently Asked Questions
- Which hospitals is Dr. Mark Johnson affiliated with?
- Dr. Mark Johnson is affiliated with Saint Louis Childrens Hospital, Memorial Hospital Belleville, Barnes Jewish Hospital, Missouri Baptist Medical Center, Barnes Jewish Saint Peters Hospital, Memorial Hospital Shiloh, and Barnes Jewish Saint Peters Hospital.
- What languages does Dr. Mark Johnson speak?
- Dr. Mark Johnson speaks English.
- Where is Dr. Mark Johnson's office located?
- Dr. Mark Johnson's office is located at 1 Childrens Pl, Saint Louis, MO, 63110.
- Does Dr. Mark Johnson accept my insurance?
- You can see the insurance plans that Dr. Mark Johnson accepts on their Vitals profile.
- Is Dr. Mark Johnson accepting new patients?
- Dr. Mark Johnson has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
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