Summary

Dr. Douglas Rex is a gastroenterologist who graduated from Indiana University School of Medicine. With 46 years of experience in digestive health care, he brings extensive knowledge to the diagnosis and treatment of gastrointestinal conditions. He is fluent in both Spanish and English, allowing him to serve a diverse patient population.

Dr. Rex practices at IU Health locations in Carmel, Indiana, where he focuses on comprehensive digestive care. He treats conditions such as C. diff colitis, colon cancer, and cyclic vomiting syndrome. His procedural expertise includes performing colonoscopies and endoscopic ultrasounds, as well as managing acid reducer treatments for patients with digestive concerns.

AI-generated from data on this provider profile.

Quick Facts

  • accepting new patients
  • 46 years of experience
  • 30 insurance plans accepted
  • speaks Spanish, English
  • Indiana University School Of Medicine
  • 3 specialties
  • 4 areas of expertise
  • 2 office locations
  • Male

Office Locations

Dr. Douglas K Rex has 2 locations

IU Health Gastroenterology & Hepatology - Carmel - IU Health Spring Mill Professional Building

10300 N Illinois St Ste 1100Carmel, IN 46290
Mon8:00 am - 4:30 pm
Tue8:00 am - 4:30 pm
Wed8:00 am - 4:30 pm
Thu8:00 am - 4:30 pm
Fri8:00 am - 4:30 pm
SatClosed
SunClosed

IU Health Spring Mill Surgery Center - IU Health Spring Mill Professional Building

10300 N Illinois St Ste 1300Carmel, IN 46290
Mon8:00 am - 4:30 pm
Tue8:00 am - 4:30 pm
Wed8:00 am - 4:30 pm
Thu8:00 am - 4:30 pm
Fri8:00 am - 4:30 pm
SatClosed
SunClosed

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Dr. Douglas K Rex, MD
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Dr. Douglas K Rex, MDAshley Anderson, APRNDr. John Mark Oscherwitz, MDJanelle Ann Miller
GastroenterologyGastroenterologyPathologyNurse Practitioner
Accepts New Patients Accepts New Patients Accepts New Patients
46 Years of Experience 35 Years of Experience
No Virtual Visit Option Virtual Visit Available No Virtual Visit Option No Virtual Visit Option
Speaks Spanish, English Speaks English Speaks English Speaks English, Spanish
Carmel , INSACRAMENTO , CABUFFALO GROVE , ILIndianapolis , IN
Med School: Indiana University School Of Medicine Med School: East Tennessee State University - Quillen College of Medicine Med School: University Of Cincinnati College Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. Douglas K Rex

  • Accepts Medicare
  • Aetna
  • Aetna Medicare Advantage
  • American Health Plan of Indiana/Majestic Care Management I-SNP
  • Anthem
  • Anthem Blue Cross Blue Shield
  • Anthem Healthy Indiana Plan
  • Anthem Hoosier Care Connect
  • Anthem Hoosier Healthwise
  • Anthem Indiana PathWays for Aging
  • Anthem Medicare Advantage HMO
  • Anthem Medicare Advantage PPO
  • Anthem Pathway Essentials Network
  • CareSource
  • CareSource Healthy Indiana Plan
  • CareSource Hoosier Healthwise
  • Cigna
  • Cigna Marketplace
  • Community Health Alliance
  • Community Health Network Employee Plan
  • Coventry/First Health
  • Deaconess OneCare
  • Encore
  • Encore Combined
  • Encore Elite
  • Encore Workers Compensation
  • Humana
  • Humana Healthy Horizons Indiana PathWays for Aging
  • Humana Medicare Advantage HMO
  • Humana Medicare Advantage PFFS
  • Humana Medicare Advantage PPO

Medical Specialties

Dr. Douglas K Rex has the following 3 specialties

Specialty Expertise

Dr. Douglas K Rex has the following 4 areas of expertise

  • Gastroenterologist
  • Hepatologist
  • Laparoscopic Surgery (Laparoscopy)
  • Surgery

Certifications, License, & Education

46 Years Experience

MEDICAL LICENSE

Medical Doctor, Indiana, 2027, Active

EDUCATION & TRAINING

Medical School

Indiana University School Of MedicineGraduated in 1980

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Frequently Asked Questions

Does Dr. Douglas Rex accept virtual/telehealth appointments?
Dr. Douglas Rex has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Is Dr. Douglas Rex accepting new patients?
Dr. Douglas Rex is accepting new patients on Vitals. View Dr. Douglas Rex's profile on Vitals to make an appointment.
Does Dr. Douglas Rex accept my insurance?
You can see the insurance plans that Dr. Douglas Rex accepts on their Vitals profile.
What languages does Dr. Douglas Rex speak?
Dr. Douglas Rex speaks Spanish and English.
How can I make an appointment with Dr. Douglas Rex?
You can find contact information for Dr. Douglas Rex here on Vitals.

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