Overview
Alexander Johnston is a General Surgeon in Sayre, Pennsylvania. His top areas of expertise are Retroperitoneal Inflammation, Gallbladder Disease, Cholecystitis, Colostomy, and Hernia Surgery. Dr. Johnston is currently accepting new patients.
His clinical research consists of co-authoring 1 peer reviewed article. 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
- EPO
- HMO
- PPO
- HMO
- INDEMNITY
- POS
- PPO
- OTHER MEDICAID
- STATE MEDICAID
- HMO
- POS
- EPO
- HMO
- POS
- PPO
Locations
1 Guthrie Sq, Sayre, PA 18840
1 Guthrie Dr, Corning, NY 14830
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.
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David Bertsch is a General Surgeon and a Surgical Oncologist in Sayre, Pennsylvania. Dr. Bertsch is highly rated in 18 conditions, according to our data. His top areas of expertise are Melanoma, Bone Tumor, Adult Soft Tissue Sarcoma, Colostomy, and Pancreatectomy.
Guthrie Medical Group PC
Silviu Marica is a General Surgeon and a Vascular Surgeon in Wellsboro, Pennsylvania. Dr. Marica is highly rated in 13 conditions, according to our data. His top areas of expertise are Carotid Artery Disease, Abdominal Aortic Aneurysm (AAA), Thoracic Aortic Aneurysm, Carotid Artery Surgery, and Liver Embolization.
Christian Tvetenstrand is a General Surgeon in Johnson City, New York. Dr. Tvetenstrand is highly rated in 19 conditions, according to our data. His top areas of expertise are Hernia, Gallbladder Disease, Gallstones, Hernia Surgery, and Gastrostomy.
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
- CellulitisDr. Johnston isExperienced. Learn about Cellulitis.
- CholecystitisDr. Johnston isExperienced. Learn about Cholecystitis.
- CholedocholithiasisDr. Johnston isExperienced. Learn about Choledocholithiasis.
- Chronic Subdural HematomaDr. Johnston isExperienced. Learn about Chronic Subdural Hematoma.
- ColostomyDr. Johnston isExperienced. Learn about Colostomy.
- DeliriumDr. Johnston isExperienced. Learn about Delirium.