Overview
Formosa Chen is a General Surgeon in Sylmar, California. Dr. Chen is rated as an Experienced provider by MediFind in the treatment of Hemorrhoids. Her top areas of expertise are Choledocholithiasis, Hemorrhoids, Familial Colorectal Cancer, Pancreaticoduodenectomy, and Stent Placement.
Her clinical research consists of co-authoring 23 peer reviewed articles. MediFind looks at clinical research from the past 15 years. In particular, she has co-authored 2 articles in the study of Hemorrhoids.
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- PPO
- OTHER MEDICAID
- STATE MEDICAID
- 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.
Hoag Clinic
Babak Rad is a Colorectal Surgeon and a General Surgeon in Newport Beach, California. Dr. Rad is rated as a Distinguished provider by MediFind in the treatment of Hemorrhoids. His top areas of expertise are Hemorrhoids, Anal Fissure, Proctitis, Ureteroscopy, and Hernia Surgery.
Shiun Ker is a General Surgeon and a Colorectal Surgeon in Monterey Park, California. Dr. Ker is rated as an Advanced provider by MediFind in the treatment of Hemorrhoids. His top areas of expertise are Hemorrhoids, Viral Gastroenteritis, Colitis, Gastrostomy, and Colonoscopy.
Karen Zaghiyan is a General Surgeon and a Colorectal Surgeon in West Hollywood, California. Dr. Zaghiyan is rated as a Distinguished provider by MediFind in the treatment of Hemorrhoids. Her top areas of expertise are Crohn's Disease, Viral Gastroenteritis, Anal Fissure, Ileostomy, and Hemorrhoidectomy.
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
- Experienced
- Anal CancerDr. Chen isExperienced. Learn about Anal Cancer.
- CholecystitisDr. Chen isExperienced. Learn about Cholecystitis.
- CholedocholithiasisDr. Chen isExperienced. Learn about Choledocholithiasis.
- ColostomyDr. Chen isExperienced. Learn about Colostomy.
- Diverticular DiseaseDr. Chen isExperienced. Learn about Diverticular Disease.
- EndoscopyDr. Chen isExperienced. Learn about Endoscopy.