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Stephen Ang, MD

Dr. Ang is a gastroenterologist in the Centralia area. He is affiliated with Good Samaritan Regional Health Center and SSM Health St Mary's Hospital - Centralia.
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Conditions treated

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Top 25%
34k doctors
Top 15%
34k doctors
Top 5%
17k doctors
Dr. Ang saw more digestive tract conditions patients than 95% of similar doctors nationwide in 2014–2019. Learn more.

Related services provided

Top 25%
22k doctors
Top 15%
22k doctors
Top 5%
11k doctors
Dr. Ang saw more acid reflux patients than 95% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
4.9k doctors
Top 15%
4.9k doctors
Top 5%
2.5k doctors
Dr. Ang saw more irritable bowel syndrome (IBS) patients than 95% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
4.4k doctors
Top 15%
4.4k doctors
Top 5%
2.2k doctors
Dr. Ang saw more diverticulosis patients than 95% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
6.7k doctors
Top 15%
6.7k doctors
Top 5%
3.4k doctors
Dr. Ang saw more benign polyps patients than 95% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
3.7k doctors
Top 15%
3.7k doctors
Top 5%
1.9k doctors
Dr. Ang saw more colon polyps patients than 85% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
15k doctors
Top 15%
15k doctors
Top 5%
7.7k doctors
Dr. Ang saw more constipation patients than 95% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
6.6k doctors
Top 15%
6.6k doctors
Top 5%
3.3k doctors
Dr. Ang saw more hemorrhoid patients than 95% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
40k doctors
Top 15%
40k doctors
Top 5%
20k doctors
Dr. Ang saw more pain patients than 85% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
20k doctors
Top 15%
20k doctors
Top 5%
10k doctors
Dr. Ang saw more peripheral vascular disease (PVD) patients than 95% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
36k doctors
Top 15%
36k doctors
Top 5%
18k doctors
Dr. Ang saw more vascular disease patients than 85% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
2.1k doctors
Top 15%
2.1k doctors
Top 5%
1.1k doctors
Dr. Ang saw more indigestion patients than 95% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
14k doctors
Top 15%
14k doctors
Top 5%
7.0k doctors
Dr. Ang saw more diarrhea patients than 95% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
11k doctors
Top 15%
11k doctors
Top 5%
5.4k doctors
Dr. Ang saw more hernia patients than 95% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
3.0k doctors
Top 15%
3.0k doctors
Top 5%
1.5k doctors
Dr. Ang saw more hiatal hernia patients than 95% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
26k doctors
Top 15%
26k doctors
Top 5%
13k doctors
Dr. Ang saw more anemia patients than 95% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
1.2k doctors
Top 15%
1.2k doctors
Top 5%
591 doctors
Dr. Ang saw more delayed gastric emptying (gastroparesis) patients than 95% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
13k doctors
Top 15%
13k doctors
Top 5%
6.6k doctors
Dr. Ang saw more inflammatory bowel disease (IBD) patients than 95% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
14k doctors
Top 15%
14k doctors
Top 5%
6.9k doctors
Dr. Ang saw more gastroenteritis patients than 85% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
5.0k doctors
Top 15%
5.0k doctors
Top 5%
2.5k doctors
Dr. Ang saw more ulcerative colitis (UC) patients than 95% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
1.3k doctors
Top 15%
1.3k doctors
Top 5%
669 doctors
Dr. Ang saw more H. pylori patients than 85% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
5.4k doctors
Top 15%
5.4k doctors
Top 5%
2.7k doctors
Dr. Ang saw more diverticulitis patients than 85% of similar doctors nationwide in 2014–2019. Learn more.
Top 25%
5.5k doctors
Top 15%
5.5k doctors
Top 5%
2.8k doctors
Dr. Ang saw more bowel obstruction patients than 85% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
7.1k doctors
Top 15%
7.1k doctors
Top 5%
3.6k doctors
Dr. Ang saw more gastritis patients than 85% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
2.8k doctors
Top 15%
2.8k doctors
Top 5%
1.4k doctors
Dr. Ang saw more Crohn's disease patients than 85% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
8.8k doctors
Top 15%
8.8k doctors
Top 5%
4.4k doctors
Dr. Ang saw abscess patients in 2014–2019, but we couldn’t determine whether he was a top doctor for the condition nationwide. Learn more.
Top 25%
857 doctors
Top 15%
857 doctors
Top 5%
428 doctors
Dr. Ang saw esophageal cancer patients in 2014–2019, but we couldn’t determine whether he was a top doctor for the condition nationwide. Learn more.

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Top 25%
1.2k doctors
Top 15%
1.2k doctors
Top 5%
623 doctors
Dr. Ang saw more stomach ulcer patients than 85% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
4.4k doctors
Top 15%
4.4k doctors
Top 5%
2.2k doctors
Dr. Ang saw more colon cancer patients than 85% of similar doctors nationwide in 2014–2019. Learn more.

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Top 25%
694 doctors
Top 15%
694 doctors
Top 5%
346 doctors
Dr. Ang saw more celiac disease patients than 75% of similar doctors nationwide in 2014–2019. Learn more.

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Locations

Dr. Ang sees patients and can be reached at the following locations.

Centralia Oncology Clinic
1054 M L King Dr
Centralia, IL 62801
383 miles away
Centralia Oncology Clinic
1054 M L King Dr
Centralia, IL 62801
383 miles away

Reviews

Credentials
  • University of California, UCLA School of Medicine
    MEDICAL EDUCATION, 1991

Specializations

    1. Allopathic & Osteopathic Physicians
    2. Internal Medicine
    3. Gastroenterology

Hospital affiliations

Dr. Ang is able to admit and treat patients at the following hospitals.

  • Good Samaritan Regional Health Center
    C
    Hospital safety grade (Fall 2019)
  • SSM Health St Mary's Hospital - Centralia
    C
    Hospital safety grade (Fall 2019)

Insurance accepted

Always check coverage with your doctor’s office.

  • Aetna
  • Anthem
  • Arkansas Blue Cross and Blue Shield
  • Assurant Health
  • Blue Cross Blue Shield of Arizona
  • Blue Cross Blue Shield of Massachusetts
  • Blue Cross Blue Shield of Michigan
  • Blue Cross and Blue Shield of Alabama
  • Blue Cross and Blue Shield of Florida
  • Blue Cross and Blue Shield of Illinois
  • Blue Cross and Blue Shield of Kansas
  • Blue Cross and Blue Shield of Kansas City
  • Blue Cross and Blue Shield of Louisiana
  • Blue Cross and Blue Shield of Minnesota
  • Blue Cross and Blue Shield of Mississippi
  • Blue Cross and Blue Shield of Montana
  • Blue Cross and Blue Shield of Nebraska
  • Blue Cross and Blue Shield of New Mexico
  • Blue Cross and Blue Shield of North Dakota
  • Blue Cross and Blue Shield of Oklahoma
  • Blue Cross and Blue Shield of Rhode Island
  • Blue Cross and Blue Shield of Texas
  • Blue Cross and Blue Shield of Vermont
  • Blue Cross and Blue Shield of Wyoming
  • Blue Cross of Idaho
  • Blue Shield of California
  • BlueCross BlueShield of South Carolina
  • BlueCross BlueShield of Tennessee
  • CareFirst BlueCross BlueShield
  • Cigna
  • CoreSource
  • Coventry Health Care
  • Cross and Blue Shield of North Carolina
  • HealthPartners
  • HealthSCOPE Benefits
  • Highmark Blue Cross Blue Shield
  • Horizon Blue Cross Blue Shield of New Jersey
  • Humana
  • Independence Blue Cross AmeriHealth
  • Medica
  • Medicare
  • Meritain Health
  • Premera Blue Cross
  • Regence Blue Cross Blue Shield
  • TRICARE
  • United Healthcare
  • Wellmark Blue Cross and Blue Shield