Overview
Johnny Zheng is a Gastroenterologist in Portland, Oregon. Dr. Zheng is highly rated in 1 condition, according to our data. His top areas of expertise are Gastroparesis, Achalasia, Diarrhea, and Cannabinoid Hyperemesis Syndrome (CHS). Dr. Zheng is currently accepting new patients.
His clinical research consists of co-authoring 22 peer reviewed articles. MediFind looks at clinical research from the past 15 years.
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
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE-MEDICAID PLAN
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- EPO
- HMO
- EPO
- INSURANCE PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER COMMERCIAL
- OTHER MEDICARE
- PPO
- EPO
- HMO
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER COMMERCIAL
- OTHER MEDICARE PART D
- 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
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER MEDICARE
- POS
- PPO
- EPO
- HMO
- PPO
- OTHER MEDICAID
- STATE MEDICAID
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE PDP
- PPO
- INSURANCE PLAN
- MEDICARE MAPD
- OTHER COMMERCIAL
- PPO
- EPO
- PPO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- 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
Clinical Research
Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.
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David Lieberman is a Gastroenterologist in Portland, Oregon. Dr. Lieberman is highly rated in 7 conditions, according to our data. His top areas of expertise are Colorectal Cancer, Barrett Esophagus, Familial Colorectal Cancer, Colonoscopy, and Endoscopy.
Amnon Sonnenberg is a Gastroenterologist in Portland, Oregon. Dr. Sonnenberg is highly rated in 22 conditions, according to our data. His top areas of expertise are Helicobacter Pylori Infection, Gastritis, Viral Gastroenteritis, 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
- GastroparesisDr. Zheng isDistinguished. Learn about Gastroparesis.
- Experienced
- AchalasiaDr. Zheng isExperienced. Learn about Achalasia.
- Cannabinoid Hyperemesis Syndrome (CHS)
- DiarrheaDr. Zheng isExperienced. Learn about Diarrhea.
- IndigestionDr. Zheng isExperienced. Learn about Indigestion.
- Irritable Bowel Syndrome (IBS)Dr. Zheng isExperienced. Learn about Irritable Bowel Syndrome (IBS).