Overview
Gregory Johnston is a General Surgeon in Tiffin, Ohio. Dr. Johnston is rated as an Experienced provider by MediFind in Endoscopy. His top areas of expertise are Pyogenic Liver Abscess, Hiatal Hernia, Hernia, Endoscopy, and Sleeve Gastrectomy. Dr. Johnston is currently accepting new patients.
His clinical research consists of co-authoring 4 peer reviewed articles. MediFind looks at clinical research from the past 15 years. In particular, he has co-authored 1 article in the study of Endoscopy.
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-MEDICAID PLAN
- HMO
- EPO
- HMO
- PPO
- MEDICARE MAPD
- OTHER MEDICARE
- INSURANCE PLAN
- MEDICARE PDP
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- EPO
- HMO
- PPO
- HMO
- INDEMNITY
- POS
- PPO
- EPO
- MANAGED MEDICAID PLAN
- OTHER COMMERCIAL
- OTHER MANAGED MEDICAID
- HMO
- OTHER MEDICAID
- STATE MEDICAID
- HMO
- PPO
- HMO
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- EPO
- HMO
- INDEMNITY
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER COMMERCIAL
- OTHER COMMERCIAL
- 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
27 St Lawrence Dr, Suite 201a, Tiffin, OH 44883
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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Srinivas Ravi is a General Surgeon in Marion, Ohio. Dr. Ravi is rated as a Distinguished provider by MediFind in Endoscopy. His top areas of expertise are Diverticular Disease, Hernia, Hiatal Hernia, Endoscopy, and Colonoscopy. Dr. Ravi is currently accepting new patients.
Promedica Central Physicians
Albert Tsang is a General Surgeon in Toledo, Ohio. Dr. Tsang is rated as a Distinguished provider by MediFind in Endoscopy. His top areas of expertise are Hernia, Hiatal Hernia, Congenital Diaphragmatic Hernia, Gastrostomy, and Hernia Surgery. Dr. Tsang is currently accepting new patients.
Union County Physician Corporation
Jeffrey Hazey is a General Surgeon in Marysville, Ohio. Dr. Hazey is rated as an Advanced provider by MediFind in Endoscopy. His top areas of expertise are Hernia, Gallstones, Achalasia, Endoscopy, and Gallbladder Removal. Dr. Hazey 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
- Hiatal HerniaDr. Johnston isAdvanced. Learn about Hiatal Hernia.
- Pyogenic Liver AbscessDr. Johnston isAdvanced. Learn about Pyogenic Liver Abscess.
- Experienced
- Breast CancerDr. Johnston isExperienced. Learn about Breast Cancer.
- CholedocholithiasisDr. Johnston isExperienced. Learn about Choledocholithiasis.
- Chronic Erosive GastritisDr. Johnston isExperienced. Learn about Chronic Erosive Gastritis.
- Congenital Diaphragmatic HerniaDr. Johnston isExperienced. Learn about Congenital Diaphragmatic Hernia.
- EndoscopyDr. Johnston isExperienced. Learn about Endoscopy.
- Gallbladder DiseaseDr. Johnston isExperienced. Learn about Gallbladder Disease.