Overview
Gregory Johnson is a Gastroenterologist in Thousand Oaks, California. Dr. Johnson is rated as an Experienced provider by MediFind in Endoscopy. His top areas of expertise are Gastrointestinal Bleeding, Diarrhea, Trichohepatoenteric Syndrome, Gastrectomy, and Endoscopy.
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- 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
- OTHER MEDICAID
- STATE MEDICAID
- EPO
- HMO
- POS
- PPO
Locations
Ian Gralnek is a Gastroenterologist in Los Angeles, California. Dr. Gralnek is rated as a Distinguished provider by MediFind in Endoscopy. Her top areas of expertise are Gastrointestinal Bleeding, Esophageal Varices, Portal Hypertension, Endoscopy, and Colonoscopy.
USC Care Medical Group Inc
James Buxbaum is a Gastroenterologist in Arcadia, California. Dr. Buxbaum is rated as an Elite provider by MediFind in Endoscopy. His top areas of expertise are Acute Pancreatitis, Hereditary Pancreatitis, Choledocholithiasis, Endoscopy, and Lithotripsy.
Cedars-Sinai Medical Center
Srinivas Gaddam is a Gastroenterologist in West Hollywood, California. Dr. Gaddam is rated as an Elite provider by MediFind in Endoscopy. His top areas of expertise are Barrett Esophagus, Pancreatic Ductal Adenocarcinoma, Pancreatic Cancer, Endoscopy, and Pancreatectomy.
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
- Advanced
- AnemiaDr. Johnson isAdvanced. Learn about Anemia.
- DiarrheaDr. Johnson isAdvanced. Learn about Diarrhea.
- GastrectomyDr. Johnson isAdvanced. Learn about Gastrectomy.
- Gastroesophageal Reflux Disease (GERD)
- Gastrointestinal BleedingDr. Johnson isAdvanced. Learn about Gastrointestinal Bleeding.
- IndigestionDr. Johnson isAdvanced. Learn about Indigestion.
- Experienced
- Acute PancreatitisDr. Johnson isExperienced. Learn about Acute Pancreatitis.
- Anal FissureDr. Johnson isExperienced. Learn about Anal Fissure.
- Bacterial GastroenteritisDr. Johnson isExperienced. Learn about Bacterial Gastroenteritis.
- Barrett EsophagusDr. Johnson isExperienced. Learn about Barrett Esophagus.
- Benign Esophageal StrictureDr. Johnson isExperienced. Learn about Benign Esophageal Stricture.
- Bile Duct ObstructionDr. Johnson isExperienced. Learn about Bile Duct Obstruction.