Summary

Dr. Ahmad Rez is a board-certified physician specializing in geriatric medicine, internal medicine, and hospital medicine. He earned his medical degree from the University of Aleppo Faculty of Medicine and completed his residency at St. Louis University School of Medicine. With 22 years of experience caring for patients, Dr. Rez brings extensive knowledge in treating older adults and managing complex medical conditions in hospital settings.

Dr. Rez practices at several respected healthcare facilities including OSF Healthcare Saint Anthony's Health Center, Memorial Hospital Belleville, and Barnes Jewish Saint Peters Hospital across Missouri and Illinois. He has particular expertise in managing high blood pressure emergencies and respiratory failure. His clinical skills include providing hospice care and life-prolonging treatments for patients facing serious medical challenges. Patients have given Dr. Rez an average rating of 4.5 out of 5 on Vitals, reflecting their confidence in his compassionate and skilled care.
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Overview based on verified provider data

Quick Facts

  • 4.5
  • 22 years of experience
  • St Louis University School Of Medicine
  • 1 written review
  • 3 specialties
  • 9 areas of expertise
  • 7 hospital affiliations
  • 3 office locations
  • Male

Office Locations

Dr. Ahmad Osama Rez has 3 locations

Angelin Hospitalist Group

1015 Bowles AveFenton, MO 63026
Mon12:00 am - 12:00 pm
Tue12:00 am - 12:00 pm
Wed12:00 am - 12:00 pm
Thu12:00 am - 12:00 pm
Fri12:00 am - 12:00 pm
Sat12:00 am - 12:00 pm
Sun12:00 am - 12:00 pm

Memorial Hospital Belleville

4500 Memorial DrBelleville, IL 62226

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Dr. Ahmad Osama Rez, MDWilliam Louis KincaidAzam Uddin KhanSif Hansdottir
Geriatric MedicinePublic Health & General Preventive MedicineCritical Care MedicineCritical Care Medicine
Accepts New Patients
4.5 
22 Years of Experience 51 Years of Experience 8 Years of Experience 28 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Fenton , MOMaryland Heights , MOSaint Louis , MOMaplewood , MO
Med School: University Of Aleppo Faculty Of Medicine Med School: St Louis University School Of Medicine Med School: American University Of The Caribbean School Of Medicine Med School: University Of Iceland Faculty Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. Ahmad Osama Rez

Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.

Medical Specialties

Dr. Ahmad Osama Rez has the following 3 specialties

Specialty Expertise

Dr. Ahmad Osama Rez has the following 9 areas of expertise

  • Check-up
  • Heartburn
  • Hospital Medicine
  • Immunization
  • Internal Medicine
  • Physical
  • Vaccination
  • Weight Loss
  • Weight Loss (non-surgical)

Certifications, License, & Education

22 Years Experience

Dr. Ahmad Osama Rez 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

Residency

Completed their residency at St Louis University School Of Medicine.

Medical School

Graduated from University Of Aleppo Faculty Of Medicine in 2004.

NPI Number

Dr. Rez's NPI number is 1356537179.

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Frequently Asked Questions

How can I make an appointment with Dr. Ahmad Rez?
You can find contact information for Dr. Ahmad Rez here on Vitals.
Does Dr. Ahmad Rez accept virtual/telehealth appointments?
Dr. Ahmad Rez has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Where is Dr. Ahmad Rez's office located?
Dr. Ahmad Rez's office is located at 1015 Bowles Ave, Fenton, MO, 63026.
Which hospitals is Dr. Ahmad Rez affiliated with?
Dr. Ahmad Rez is affiliated with Osf Healthcare Saint Anthonys Health Center, Memorial Hospital Belleville, Ssm Health Depaul Hospital, Sisters Of Saint Mary Saint Clare Health Center, Barnes Jewish Saint Peters Hospital, SAINT VINCENTS BEHAVIORAL HEALTH AT DEPAUL HOSPITAL, and Barnes Jewish Saint Peters Hospital.
Does Dr. Ahmad Rez accept my insurance?
You can see the insurance plans that Dr. Ahmad Rez accepts on their Vitals profile.

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