
Overview
Jessica McKee, DO, is a board-certified gastroenterologist, also known as a GI doctor. She is certified by the American Board of Internal Medicine in internal medicine and gastroenterology.|Dr. McKee earned her medical degree from the West Virginia School of Osteopathic Medicine. She completed her residency in internal medicine at the Milton S. Hershey Medical Center and her fellowship in gastroenterology at Geisinger Medical Center, where she was chief gastroenterology fellow.
Dr. Mckee is rated as an Experienced provider by MediFind in the treatment of Tropical Sprue. Her top areas of expertise are Jaundice, Encopresis, Crohn's Disease, Endoscopy, and Gastrectomy.
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- OTHER MEDICARE PART D
- PPO
- EPO
- HMO
- PPO
- HMO
- POS
- PPO
- EPO
- HMO
- PPO
- HMO
- INDEMNITY
- POS
- PPO
- EPO
- POS
- PPO
- OTHER MANAGED MEDICAID
- OTHER MEDICAID
- STATE MEDICAID
- EPO
- PPO
- HMO
- MANAGED MEDICAID PLAN
- EPO
- HMO
- POS
- PPO
- EPO
- PPO
- EPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE
- OTHER MEDICARE PART D
Locations
100 North Academy Avenue, Danville, PA 17822
100 Paramount Boulevard, Orwigsburg, PA 17961
10 Choate Circle, Montoursville, PA 17754
GMC Gastroenterology/Nutrition
Amitpal Singh Johal, MD, is a board-certified and fellowship-trained gastroenterologist, also known as a GI doctor. He has a special interest in endoscopic ultrasound, a minimally invasive procedure used to evaluate and diagnose digestive diseases.|Dr. Johal earned his medical degree from the Medical College of Wisconsin. He completed his residency in internal medicine at University Hospitals Case Medical Center in Cleveland and his fellowship in gastroenterology at Geisinger Medical Center.|Dr. Johal is certified by the American Board of Internal Medicine in gastroenterology. Dr. Johal is rated as an Advanced provider by MediFind in the treatment of Tropical Sprue. His top areas of expertise are Nonalcoholic Steatohepatitis (NASH), Benign Esophageal Stricture, Lower Esophageal Ring, Endoscopy, and Colonoscopy.
US Digestive Health - Ephrata
John D. Horwhat, MD, specializes in gastroenterology. He is affiliated with UPMC Lititz. Dr. Horwhat completed his fellowships at Duke University Medical Center and Walter Reed National Military Medical Center, residency at Madigan Army Medical Center and medical degree at Temple University. Dr. Horwhat is rated as an Advanced provider by MediFind in the treatment of Tropical Sprue. His top areas of expertise are Bile Duct Obstruction, Acute Pancreatitis, Barrett Esophagus, Endoscopy, and Gastrectomy.
Geisinger Gastroenterology/Endoscopy
Marika Bergenstock is a Gastroenterologist in Montoursville, Pennsylvania. Dr. Bergenstock is rated as an Experienced provider by MediFind in the treatment of Tropical Sprue. Her top areas of expertise are Diarrhea, Lactose Intolerance, Tropical Sprue, and Trichohepatoenteric Syndrome. Dr. Bergenstock is currently accepting new patients.
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
- JaundiceDr. Mckee isAdvanced. Learn about Jaundice.
- Experienced
- Angiodysplasia of the ColonDr. Mckee isExperienced. Learn about Angiodysplasia of the Colon.
- Barrett EsophagusDr. Mckee isExperienced. Learn about Barrett Esophagus.
- Bowel IncontinenceDr. Mckee isExperienced. Learn about Bowel Incontinence.
- Celiac DiseaseDr. Mckee isExperienced. Learn about Celiac Disease.
- Childhood VolvulusDr. Mckee isExperienced. Learn about Childhood Volvulus.
- Chronic Erosive GastritisDr. Mckee isExperienced. Learn about Chronic Erosive Gastritis.

