Overview
Sami Hamamji is a General Surgeon and a Bariatric Medicine provider in Orange, California. Dr. Hamamji is rated as an Advanced provider by MediFind in the treatment of Obesity. His top areas of expertise are Hernia, Gallstones, Choledocholithiasis, Sleeve Gastrectomy, and Hernia Surgery. Dr. Hamamji 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
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE-MEDICAID PLAN
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- EPO
- HMO
- PPO
- 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
- OTHER MANAGED MEDICAID
- OTHER MEDICAID
- STATE MEDICAID
- INSURANCE PLAN
- MEDICARE MAPD
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE
- OTHER MEDICARE PART D
Locations
Western Bariatric, A Medical Corporation
Douglas Krahn, MD, FACS, is a founder of Western Baraitric, AMC, the medical director of Parkview Center for Weight Loss, in Riverdale CA, and is also the founder and medical director of Weight Loss Services at St. Bernadine Medical Center in San Bernadino, CA. He was fellowship trained in Bariatric surgery in 2001 by Robert T. Merema, MD, FACS, at Holy Cross Hospital in Fort Lauderdale, FL. Dr. Krahn received undergraduate and MD degrees from the University of California Davis, and general surgery certification from Loma Linda University. He is a current member of the American Society for Metabolic and Bariatric Surgery, the AMA, and a Fellow of the American College of Surgeons. Dr. Krahn has preformed over 3000 Bariatric surgeries, and focuses his practice on a multitude of operations, which include LAGB, LGBP, Laparoscopic Silastic Ring GBP, LSG, and Revision Surgery. He remains committed to optimal selection of these operative tools to help patients achieve tremendous improvements in their health and quality of life.Inspiriting hope, health, and quality of life. Dr. Krahn is rated as a Distinguished provider by MediFind in the treatment of Obesity. His top areas of expertise are Obesity, Obesity in Children, Gastroesophageal Reflux Disease (GERD), Sleeve Gastrectomy, and Gastrectomy.
Cedars-Sinai Medical Center
Amanda Velazquez is a Bariatric Medicine provider in West Hollywood, California. Dr. Velazquez is rated as an Advanced provider by MediFind in the treatment of Obesity. Her top areas of expertise are Obesity, Obesity in Children, and Gastric Bypass.
Advanced Bariatric Center
Dr. H. Joseph Naim received his Bachelor of Science in Biology from University of Southern California in Los Angeles, and received his Medical Degree from Mount Sinai School of Medicine in New York City with a distinction in Research. He completed his residency in General Surgery at New York Methodist Hospital in Brooklyn, N.Y., where he was Chief Resident during his final year. Dr. Naim completed his Fellowship in Minimally Invasive Bariatric Surgery at University Medical Center at Princeton, N.J., under the direction of world renowned bariatric surgeon Robert E. Brolin, MD.I try to communicate with my patients. I strive to explain their medical condition and discuss their treatment options in plain language. Questions are answered. I want no patient to leave the office thinking they were rushed through their visit. Dr. Naim is rated as an Advanced provider by MediFind in the treatment of Obesity. His top areas of expertise are Obesity, Obesity in Children, Hiatal Hernia, Sleeve Gastrectomy, and Gastrectomy.
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
- CholedocholithiasisDr. Hamamji isDistinguished. Learn about Choledocholithiasis.
- Gallbladder DiseaseDr. Hamamji isDistinguished. Learn about Gallbladder Disease.
- GallstonesDr. Hamamji isDistinguished. Learn about Gallstones.
- HerniaDr. Hamamji isDistinguished. Learn about Hernia.
- Advanced
- AcrospiromaDr. Hamamji isAdvanced. Learn about Acrospiroma.
- CholecystitisDr. Hamamji isAdvanced. Learn about Cholecystitis.
- Congenital Diaphragmatic HerniaDr. Hamamji isAdvanced. Learn about Congenital Diaphragmatic Hernia.
- Femoral HerniaDr. Hamamji isAdvanced. Learn about Femoral Hernia.
- Hiatal HerniaDr. Hamamji isAdvanced. Learn about Hiatal Hernia.
- Juvenile AngiofibromaDr. Hamamji isAdvanced. Learn about Juvenile Angiofibroma.
- Experienced
- Acute PancreatitisDr. Hamamji isExperienced. Learn about Acute Pancreatitis.
- CellulitisDr. Hamamji isExperienced. Learn about Cellulitis.
- Childhood PancreatitisDr. Hamamji isExperienced. Learn about Childhood Pancreatitis.
- Epidural LipomatosisDr. Hamamji isExperienced. Learn about Epidural Lipomatosis.
- GastrectomyDr. Hamamji isExperienced. Learn about Gastrectomy.
- Gastroesophageal Reflux Disease (GERD)Dr. Hamamji isExperienced. Learn about Gastroesophageal Reflux Disease (GERD).

