Summary

Dr. Stephen Ang is a gastroenterologist with 35 years of experience treating digestive health conditions. He earned his medical degree from the David Geffen School of Medicine at UCLA and completed his residency at University of Chicago Medicine. Dr. Ang speaks English and brings more than three decades of expertise to his gastroenterology practice.

Dr. Ang practices in Centralia, Illinois, where he provides care at SSM Health Saint Mary's Hospital Centralia. His clinical focus includes treating hemorrhoids, colon polyps, and GERD. He performs colonoscopies and pathology tests to help diagnose and monitor digestive conditions. Patients have given Dr. Ang an average rating of 4.0 on Vitals.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4
  • 35 years of experience
  • speaks English
  • University Of Chicago Medicine
  • 2 written reviews
  • 1 specialty
  • 10 areas of expertise
  • 1 hospital affiliation
  • 2 office locations
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Locations

Dr. Stephen Tee Ang has 2 locations

Ang Stephen T Office

1054 M L King Dr Ste 120Centralia, IL 62801
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 - 5:00 pm
SatClosed
SunClosed

Ssm Health Saint Marys Hospital Centralia

400 N Pleasant AveCentralia, IL 62801

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Dr. Stephen Tee Ang, MDJi Soo Choi, APRNJan Seiler, APRNDr. Karen Elizabeth Sein Ohn, MD
GastroenterologyGastroenterologyGastroenterologyGastroenterology
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
35 Years of Experience 41 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available No Virtual Visit Option
Speaks English Speaks English Speaks English
Centralia , ILSACRAMENTO , CAMontgomery , ALMount Vernon , IL
Med School: David Geffen School Of Medicine At Ucla Med School: New York University Med School: Georgia State University Med School: University Of The West Indies Faculty Of Medical Sciences Jamaica
Current Profile
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Insurance Plans Accepted by Dr. Stephen Tee Ang

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. Stephen Tee Ang has the following specialty

Specialty Expertise

Dr. Stephen Tee Ang has the following 10 areas of expertise

  • Abdominal Pain
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Acid Reflux Disease (GERD)
  • Celiac Disease
  • Colonoscopy
  • Constipation
  • Hemorrhoids
  • Hepatitis C
  • Irritable Bowel Syndrome (IBS)
  • Ulcerative Colitis

Certifications, License, & Education

35 Years Experience

Dr. Stephen Tee Ang holds an active medical license in the state of Illinois.

Medical License

Medical Doctor with an active medical license in the state of Illinois that expires in 2026.

Education & Training

Residency

Completed their residency at University Of Chicago Medicine.

Medical School

Graduated from David Geffen School Of Medicine At Ucla in 1991.

NPI Number

Dr. Ang's NPI number is 1346251071.

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Frequently Asked Questions

Is Dr. Stephen Ang accepting new patients?
Dr. Stephen Ang is accepting new patients on Vitals. View Dr. Stephen Ang's profile on Vitals to make an appointment.
Does Dr. Stephen Ang accept my insurance?
You can see the insurance plans that Dr. Stephen Ang accepts on their Vitals profile.
Which hospitals is Dr. Stephen Ang affiliated with?
Dr. Stephen Ang is affiliated with Ssm Health Saint Marys Hospital Centralia.
How can I make an appointment with Dr. Stephen Ang?
You can find contact information for Dr. Stephen Ang here on Vitals.
Where is Dr. Stephen Ang's office located?
Dr. Stephen Ang's office is located at 1054 M L King Dr Ste 120, Centralia, IL, 62801.

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