Overview
Ronald Ortizo is a Gastroenterologist in Riverside, California. Dr. Ortizo is rated as an Experienced provider by MediFind in the treatment of Primary Biliary Cholangitis. His top areas of expertise are Familial Adenomatous Polyposis, Gardner Syndrome, Turcot Syndrome, Appendectomy, and Gallbladder Removal.
His clinical research consists of co-authoring 3 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
- MEDICARE MAPD
- MEDICARE SNP
- OTHER MEDICARE
- OTHER MEDICARE PART D
- 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
- 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
- OTHER MEDICARE
- OTHER MEDICARE PART D
- 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
Accepted plan types not found. Please verify directly with the provider.
- EPO
- HMO
- PPO
- HMO
- INDEMNITY
- POS
- PPO
- EPO
- POS
- PPO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER MEDICARE
- POS
- PPO
- OTHER MANAGED MEDICAID
- 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
- INSURANCE PLAN
- MEDICARE MAPD
- OTHER COMMERCIAL
- PPO
- INSURANCE PLAN
- MEDICARE MAPD
- 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
7117 Brockton Ave, Riverside, CA 92506
6405 Day St, Riverside, CA 92507
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.
Tarek Hassanein is a Gastroenterologist in Mission Viejo, California. Dr. Hassanein is rated as an Elite provider by MediFind in the treatment of Primary Biliary Cholangitis. His top areas of expertise are Hepatitis C, Hepatitis, Non-Alcoholic Fatty Liver Disease, Endoscopy, and Liver Transplant. Dr. Hassanein is currently accepting new patients.
Donald David is a Gastroenterologist in Duarte, California. Dr. David is rated as an Advanced provider by MediFind in the treatment of Primary Biliary Cholangitis. His top areas of expertise are Primary Biliary Cholangitis, Reynolds Syndrome, Familial Colorectal Cancer, Gastrectomy, and Colonoscopy.
Cedars-Sinai Medical Care Foundation
Walid Ayoub is a Gastroenterologist in Los Angeles, California. Dr. Ayoub is rated as a Distinguished provider by MediFind in the treatment of Primary Biliary Cholangitis. His top areas of expertise are Hepatitis, Cirrhosis, Hepatitis C, Liver Transplant, and Hepatectomy.
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
- Familial Adenomatous PolyposisDr. Ortizo isDistinguished. Learn about Familial Adenomatous Polyposis.
- Advanced
- CholedocholithiasisDr. Ortizo isAdvanced. Learn about Choledocholithiasis.
- Chronic Erosive GastritisDr. Ortizo isAdvanced. Learn about Chronic Erosive Gastritis.
- CirrhosisDr. Ortizo isAdvanced. Learn about Cirrhosis.
- Diverticular DiseaseDr. Ortizo isAdvanced. Learn about Diverticular Disease.
- Gardner SyndromeDr. Ortizo isAdvanced. Learn about Gardner Syndrome.
- GastritisDr. Ortizo isAdvanced. Learn about Gastritis.
- Experienced
- AchalasiaDr. Ortizo isExperienced. Learn about Achalasia.
- Alcoholic CirrhosisDr. Ortizo isExperienced. Learn about Alcoholic Cirrhosis.
- AnemiaDr. Ortizo isExperienced. Learn about Anemia.
- AppendectomyDr. Ortizo isExperienced. Learn about Appendectomy.
- AscitesDr. Ortizo isExperienced. Learn about Ascites.
- Attenuated Familial Adenomatous Polyposis