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Summary
Dr. Michael Twyman treats aortic arch aneurysm, ascending aortic aneurysm, and carotid artery disease, and performs contrast echocardiography, transthoracic echocardiogram, and CT angiogram. He practices cardiology and sees patients across locations in O Fallon, Illinois, and the greater Saint Louis, Missouri area. He is affiliated with HSHS Saint Elizabeth's Hospital, SSM Health Saint Louis University Hospital, SSM Health Saint Mary's Hospital Saint Louis, Progress West Hospital, and Memorial Hospital Shiloh. Dr. Twyman earned his medical degree from St. Louis University School of Medicine and speaks English and Spanish.
Overview based on verified provider data
Quick Facts
- 24 years of experience
- speaks English, Spanish
- St Louis University School Of Medicine
- 1 specialty
- 1 area of expertise
- 5 hospital affiliations
- 8 office locations
- Male
Office Locations
Dr. Michael Allen Twyman has 8 locationsVictory Mens Health
1405 N Green Mount Rd Ste 240O Fallon, IL 62269 Tel: (618) 632-9000
Mon9:00 am - 5:00 pm
Tue9:00 am - 5:00 pm
Wed9:00 am - 5:00 pm
Thu9:00 am - 5:00 pm
Fri9:00 am - 2:00 pm
SatClosed
SunClosed
Victory Mens Health
2315 Technology Dr Ste 101O Fallon, MO 63368 Tel: (636) 229-9000
Mon9:00 am - 5:00 pm
Tue9:00 am - 5:00 pm
Wed9:00 am - 5:00 pm
Thu9:00 am - 5:00 pm
Fri9:00 am - 2:00 pm
SatClosed
SunClosed
Victory Mens Health
1036 Town and Country Crossing DrTown and Country, MO 63017 Tel: (314) 833-9000
Mon9:00 am - 5:00 pm
Tue9:00 am - 5:00 pm
Wed9:00 am - 5:00 pm
Thu9:00 am - 5:00 pm
Fri9:00 am - 2:00 pm
SatClosed
SunClosed
Victory Mens Health
10775 Watson RdSaint Louis, MO 63127 Tel: (314) 433-9000
Mon9:00 am - 5:00 pm
Tue9:00 am - 5:00 pm
Wed9:00 am - 5:00 pm
Thu9:00 am - 5:00 pm
Fri9:00 am - 2:00 pm
SatClosed
SunClosed
Apollo Cardiology
1034 S Brentwood Blvd Ste 1230Saint Louis, MO 63117Mon9:00 am - 5:00 pm
Tue9:00 am - 5:00 pm
Wed9:00 am - 5:00 pm
Thu9:00 am - 5:00 pm
Fri9:00 am - 12:00 pm
SatClosed
SunClosed
Compare with Similar Doctors
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| Dr. Michael Allen Twyman, MD | Dr. Kunal Gurav, MD | Dr. Steven Jay Lavine, MD | Dr. Douglas J Hall, MD |
| Cardiology | Cardiology | Cardiology | Internal Medicine |
| Accepts New Patients | |||
| 24 Years of Experience | 18 Years of Experience | 50 Years of Experience | 8 Years of Experience |
| No Virtual Visit Option | Virtual Visit Available | No Virtual Visit Option | No Virtual Visit Option |
| Speaks English, Spanish | Speaks English, Hindi, Marathi | ||
| O Fallon , IL | Saint Louis , MO | Saint Louis , MO | Saint Louis , MO |
| Med School: St Louis University School Of Medicine | Med School: SETH GS MEDICAL COLLEGE | Med School: Lewis Katz School Of Medicine At Temple University | Med School: Washington University In St Louis School Of Medicine |
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Dr. Michael Allen Twyman
Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.
Medical Specialties
Dr. Michael Allen Twyman has the following specialty
Specialty Expertise
Dr. Michael Allen Twyman has the following area of expertise
Certifications, License, & Education
24 Years Experience
Dr. Michael Allen Twyman 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 2026 and an expired medical license in the state of Illinois that expired in 2026.
Education & Training
Medical School
Graduated from St Louis University School Of Medicine in 2002.
NPI Number
Dr. Twyman's NPI number is 1053395533.
Similar doctors
Frequently Asked Questions
- Is Dr. Michael Twyman accepting new patients?
- Dr. Michael Twyman has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
- Does Dr. Michael Twyman accept my insurance?
- You can see the insurance plans that Dr. Michael Twyman accepts on their Vitals profile.
- What languages does Dr. Michael Twyman speak?
- Dr. Michael Twyman speaks English and Spanish.
- Which hospitals is Dr. Michael Twyman affiliated with?
- Dr. Michael Twyman is affiliated with Hshs Saint Elizabeths Hospital, Ssm Health Saint Louis University Hospital, Ssm Health Saint Marys Hospital Saint Louis, Progress West Hospital, and Memorial Hospital Shiloh.
- Where is Dr. Michael Twyman's office located?
- Dr. Michael Twyman's office is located at 1405 N Green Mount Rd Ste 240, O Fallon, IL, 62269.
Data Sources
This provider profile is built using data from:
- NPPES NPI Registry
- State medical licensing boards
- Healthcare system and provider network data
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