Overview
John Mark is a Gastroenterologist in Shreveport, Louisiana. Dr. Mark is rated as an Advanced provider by MediFind in the treatment of Swallowing Difficulty. His top areas of expertise are Trichohepatoenteric Syndrome, Gastroesophageal Reflux Disease (GERD), Gastric Dysmotility, Gastrectomy, and Gastrostomy.
His clinical research consists of co-authoring 2 peer reviewed articles. 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
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- HMO
- POS
- 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
- EPO
- HMO
- PPO
- HMO
- INDEMNITY
- POS
- PPO
- EPO
- POS
- PPO
- HMO
- MANAGED MEDICAID PLAN
- OTHER MANAGED MEDICAID
- OTHER MEDICAID
- STATE MEDICAID
- HMO
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- 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
3217 Mabel St, Shreveport, LA 71103
8383 Millicent Way Ste B, Shreveport, LA 71115
Additional Areas of Focus
Dr. Mark has provided the following conditions as areas of focus. Please note that we may not have enough data to validate their experience in some of these conditions.
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.
Gastrointestinal Specialists A M C
Daryl Buckelew is a Gastroenterologist in Shreveport, Louisiana. Dr. Buckelew is rated as a Distinguished provider by MediFind in the treatment of Swallowing Difficulty. His top areas of expertise are Swallowing Difficulty, Painful Swallowing, Gastroesophageal Reflux Disease (GERD), Endoscopy, and Gastrostomy.
Trinity Clinic
William Torres is a Gastroenterologist in Longview, Texas. Dr. Torres is rated as a Distinguished provider by MediFind in the treatment of Swallowing Difficulty. His top areas of expertise are Swallowing Difficulty, Painful Swallowing, Attenuated Familial Adenomatous Polyposis, Endoscopy, and Gastrostomy.
Trinity Clinic
Olusola Olofinlade is a Gastroenterologist in Longview, Texas. Dr. Olofinlade is rated as a Distinguished provider by MediFind in the treatment of Swallowing Difficulty. His top areas of expertise are Swallowing Difficulty, Painful Swallowing, Ascites, Endoscopy, 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
- Distinguished
- ColitisDr. Mark isDistinguished. Learn about Colitis.
- Gastric DysmotilityDr. Mark isDistinguished. Learn about Gastric Dysmotility.
- Gastroesophageal Reflux Disease (GERD)Dr. Mark isDistinguished. Learn about Gastroesophageal Reflux Disease (GERD).
- Trichohepatoenteric SyndromeDr. Mark isDistinguished. Learn about Trichohepatoenteric Syndrome.
- Advanced
- Benign Esophageal StrictureDr. Mark isAdvanced. Learn about Benign Esophageal Stricture.
- Chronic Erosive GastritisDr. Mark isAdvanced. Learn about Chronic Erosive Gastritis.
- Crohn's DiseaseDr. Mark isAdvanced. Learn about Crohn's Disease.
- DiarrheaDr. Mark isAdvanced. Learn about Diarrhea.
- Diverticular DiseaseDr. Mark isAdvanced. Learn about Diverticular Disease.
- Familial Adenomatous Polyposis
- Experienced
- AchalasiaDr. Mark isExperienced. Learn about Achalasia.
- Anal FissureDr. Mark isExperienced. Learn about Anal Fissure.
- AscitesDr. Mark isExperienced. Learn about Ascites.
- Bacterial GastroenteritisDr. Mark isExperienced. Learn about Bacterial Gastroenteritis.
- Berdon SyndromeDr. Mark isExperienced. Learn about Berdon Syndrome.
- Campylobacter InfectionDr. Mark isExperienced. Learn about Campylobacter Infection.

