Overview
Stephen Ang is a Gastroenterologist in Centralia, Illinois. Dr. Ang is rated as an Experienced provider by MediFind in the treatment of Colorectal Cancer. His top areas of expertise are Gastroesophageal Reflux Disease (GERD), Chronic Idiopathic Constipation (CIC), Irritable Bowel Syndrome (IBS), Endoscopy, and Gastrectomy. Dr. Ang is currently accepting new patients.
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- HMO
- POS
- PPO
- EPO
- HMO
- PPO
- EPO
- HMO
- POS
- PPO
- INSURANCE PLAN
- MEDICARE MAPD
- EPO
- HMO
- POS
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- HMO
- INDEMNITY
- POS
- PPO
- OTHER MANAGED MEDICAID
- EPO
- HMO
- PPO
- OTHER MEDICAID
- STATE MEDICAID
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE SNP
- OTHER MEDICARE PART D
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER COMMERCIAL
- OTHER COMMERCIAL
- EPO
- HMO
- POS
- PPO
- MEDICARE DISCOUNT CARD
- MEDICARE PDP
- OTHER MEDICARE
- EPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE
- OTHER MEDICARE PART D
Locations
Southern Illinois Gi Specialists LLC
Zahoor Makhdoom is a Gastroenterologist in Carbondale, Illinois. Dr. Makhdoom is rated as a Distinguished provider by MediFind in the treatment of Colorectal Cancer. His top areas of expertise are Gastroesophageal Reflux Disease (GERD), Portal Hypertension, Childhood Volvulus, and Familial Adenomatous Polyposis.
Vasantha Pai MD PC
Vasantha Pai is a Gastroenterologist in Belleville, Illinois. Dr. Pai is rated as a Distinguished provider by MediFind in the treatment of Colorectal Cancer. His top areas of expertise are Macroamylasemia, Anemia, Gastroesophageal Reflux Disease (GERD), Endoscopy, and Gastrectomy.
Mark Fedder is a Gastroenterologist in Maryville, Illinois. Dr. Fedder is rated as an Advanced provider by MediFind in the treatment of Colorectal Cancer. His top areas of expertise are Swallowing Difficulty, Painful Swallowing, Gastrointestinal Bleeding, Endoscopy, and Colonoscopy.
Areas of Expertise
MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.
Learn more about MediFind’s expert tiers
- Distinguished
- Chronic Idiopathic Constipation (CIC)Dr. Ang isDistinguished. Learn about Chronic Idiopathic Constipation (CIC).
- Gastroesophageal Reflux Disease (GERD)
- Irritable Bowel Syndrome (IBS)Dr. Ang isDistinguished. Learn about Irritable Bowel Syndrome (IBS).
- Advanced
- Crohn's DiseaseDr. Ang isAdvanced. Learn about Crohn's Disease.
- Diverticular DiseaseDr. Ang isAdvanced. Learn about Diverticular Disease.
- EsophagitisDr. Ang isAdvanced. Learn about Esophagitis.
- GastroparesisDr. Ang isAdvanced. Learn about Gastroparesis.
- Experienced
- Angiodysplasia of the ColonDr. Ang isExperienced. Learn about Angiodysplasia of the Colon.
- Barrett EsophagusDr. Ang isExperienced. Learn about Barrett Esophagus.
- Benign Esophageal StrictureDr. Ang isExperienced. Learn about Benign Esophageal Stricture.
- Bile Duct StrictureDr. Ang isExperienced. Learn about Bile Duct Stricture.
- Childhood VolvulusDr. Ang isExperienced. Learn about Childhood Volvulus.
- Chronic Erosive GastritisDr. Ang isExperienced. Learn about Chronic Erosive Gastritis.