Overview
Alan Chang is a Gastroenterologist in Doylestown, Pennsylvania. Dr. Chang is highly rated in 24 conditions, according to our data. His top areas of expertise are Colitis, Familial Adenomatous Polyposis, Barrett Esophagus, Gastrectomy, and Colonoscopy. Dr. Chang 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
- MEDICARE PDP
- EPO
- HMO
- POS
- PPO
- EPO
- INSURANCE PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER COMMERCIAL
- OTHER MEDICARE
- PPO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- OTHER MEDICARE PART D
- PPO
- HMO
- POS
- PPO
- EPO
- HMO
- PPO
- INSURANCE PLAN
- MEDICARE MAPD
- MEDICARE MAPD
- OTHER MEDICARE
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER COMMERCIAL
- OTHER MEDICARE PART D
- HMO
- POS
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE SNP
- POS
- PPO
- EPO
- HMO
- PPO
- EPO
- POS
- HMO
- INDEMNITY
- POS
- PPO
- EPO
- POS
- PPO
- OTHER MANAGED MEDICAID
- OTHER MEDICAID
- STATE MEDICAID
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE PART D
- EPO
- HMO
- PPO
- OTHER COMMERCIAL
- EPO
- HMO
- POS
- PPO
- EPO
- PPO
- EPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE
- OTHER MEDICARE PART D
Locations
599 West State Street, Suite 200, Doylestown, PA 18901
Additional Areas of Focus
Dr. Chang has provided the following conditions as areas of focus. Please note that we may not have enough data to validate their experience in some of these conditions.
Gary Falk is a Gastroenterologist in Philadelphia, Pennsylvania. Dr. Falk is highly rated in 18 conditions, according to our data. His top areas of expertise are Barrett Esophagus, Eosinophilic Esophagitis, Esophagitis, Gastritis, and Endoscopy.
Temple Digestive Disease Center
Henry Parkman is a Gastroenterologist in Philadelphia, Pennsylvania. Dr. Parkman has been practicing medicine for over 43 years is highly rated in 21 conditions, according to our data. His top areas of expertise are Gastroparesis, Gastroesophageal Reflux Disease (GERD), Gastric Dysmotility, Gastrectomy, and Endoscopy. Dr. Parkman is currently accepting new patients.
Perelman Center For Advanced Medicine South Pavilion
Gary Lichtenstein is a Gastroenterologist in Philadelphia, Pennsylvania. Dr. Lichtenstein is highly rated in 18 conditions, according to our data. His top areas of expertise are Ulcerative Colitis, Viral Gastroenteritis, Crohn's Disease, Endoscopy, and Colonoscopy. Dr. Lichtenstein is currently accepting new patients.
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
- ColitisDr. Chang isDistinguished. Learn about Colitis.
- Advanced
- Acute PancreatitisDr. Chang isAdvanced. Learn about Acute Pancreatitis.
- Angiodysplasia of the ColonDr. Chang isAdvanced. Learn about Angiodysplasia of the Colon.
- Bacterial GastroenteritisDr. Chang isAdvanced. Learn about Bacterial Gastroenteritis.
- Barrett EsophagusDr. Chang isAdvanced. Learn about Barrett Esophagus.
- Benign Esophageal StrictureDr. Chang isAdvanced. Learn about Benign Esophageal Stricture.
- Celiac DiseaseDr. Chang isAdvanced. Learn about Celiac Disease.
- Experienced
- Alcoholic CirrhosisDr. Chang isExperienced. Learn about Alcoholic Cirrhosis.
- AnemiaDr. Chang isExperienced. Learn about Anemia.
- AscitesDr. Chang isExperienced. Learn about Ascites.
- Attenuated Familial Adenomatous Polyposis
- Banti's SyndromeDr. Chang isExperienced. Learn about Banti's Syndrome.
- Bile Acid MalabsorptionDr. Chang isExperienced. Learn about Bile Acid Malabsorption.

