Expertise in
49
conditions

Dr. Mark J. Marino

Gastroenterology
Mga Gastrointestinal Diagnostic And Therapeutic Center-Metairie
4228 Houma Blvd Ste 520, 
Metairie, LA 
Accepting New Patients
Offers Telehealth
Expertise in
49
conditions
Mga Gastrointestinal Diagnostic And Therapeutic Center-Metairie
4228 Houma Blvd Ste 520, 
Metairie, LA 

Overview

Mark Marino is a Gastroenterologist practicing medicine in Metairie, Louisiana.

Dr. Marino is highly rated in 49 conditions, according to our data. His clinical expertise encompasses Swallowing Difficulty, Painful Swallowing, Diarrhea, Endoscopy, and Colonoscopy.

He is actively involved in clinical research, co-authoring 2 peer reviewed articles. Dr. Marino is currently accepting new patients.

Specialties

Gastroenterology

Licenses

Internal Medicine in LA

Hospital Affiliations

East Jefferson General Hospital
West Jefferson Medical Center

Languages Spoken

English

Gender

Male

Insurance

Accepted insurance can change. Please verify directly with the provider.

Find your insurance
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Accepted insurance plans:

Aetna
  • EPO
  • HMO
  • POS
  • PPO
Anthem BCBS
  • EPO
  • HMO
  • POS
  • PPO
Blue Cross Blue Shield
  • EPO
  • HMO
  • POS
  • PPO
CareFirst
  • HMO
  • POS
  • PPO
Cigna
  • EPO
  • HMO
  • PPO
Health Care Services Corporation
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
  • PPO
Highmark
  • EPO
  • HMO
  • PPO
Humana
  • HMO
  • INDEMNITY
  • POS
  • PPO
Independent Health
  • EPO
  • POS
  • PPO
Louisiana Healthcare Connections
  • HMO
  • MANAGED MEDICAID PLAN
Magnolia Health
  • HMO
Managed Medicaid
  • OTHER MANAGED MEDICAID
Medicaid
  • OTHER MEDICAID
  • STATE MEDICAID
Nippon Life
  • INSURANCE PLAN
TeamCare
  • OTHER COMMERCIAL
UnitedHealthcare
  • EPO
  • HMO
  • POS
  • PPO
Walgreens
  • MEDICARE DISCOUNT CARD
  • MEDICARE PDP
  • OTHER MEDICARE
Wellcare
  • EPO
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
View 13 Less Insurance Carriers -

Locations

Mga Gastrointestinal Diagnostic and Therapeutic Center-Metairie
4228 Houma Blvd Ste 520, Metairie, LA 70006

Additional Areas of Focus

Dr. Marino 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.

Non-Alcoholic Fatty Liver Disease
Nonalcoholic Steatohepatitis (NASH)

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.

2 Total Publications

Closing the completion colonoscopy gap: key takeaways from the American Society for Gastrointestinal Endoscopy's 2025 National Colorectal Cancer Screening Summit.
Closing the completion colonoscopy gap: key takeaways from the American Society for Gastrointestinal Endoscopy's 2025 National Colorectal Cancer Screening Summit.
Journal: Gastrointestinal endoscopy
Published: May 18, 2026
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Mga Gastrointestinal Diagnostic And Therapeutic Center-Metairie

4228 Houma Blvd Ste 520, 
Metairie, LA 
 (0.1 miles away)
504-456-8020
Languages Spoken:
English
See accepted insurances
Accepting New Patients
Offers Telehealth

Howard Brenner is a Gastroenterologist practicing medicine in Metairie, Louisiana. Dr. Brenner is highly rated in 42 conditions, according to our data. His clinical expertise encompasses Gastrointestinal Bleeding, Crohn's Disease, Gastroesophageal Reflux Disease (GERD), Gastrectomy, and Endoscopy. Dr. Brenner is currently accepting new patients.

Frequently Asked Questions about Dr. Mark J. Marino

How do I make an appointment with Dr. Mark J. Marino?

You can book an appointment with Dr. Mark J. Marino by calling their office at 504-456-8020. MediFind provides direct contact information so you can schedule visits, second opinions, or consultations without navigating third-party calendars.

Is Dr. Mark J. Marino a top-rated expert for Swallowing Difficulty?

MediFind is an objective health platform that identifies experts based on real-world data. Dr. Mark J. Marino is classified as an Advanced expert for Swallowing Difficulty, meaning they are among the top experts in the country for this condition. This ranking is based on their volume of patients, published research, and peer connections.

What conditions does Dr. Mark J. Marino specialize in?

While Dr. Mark J. Marino is a Gastroenterology, they have specific expertise in Swallowing Difficulty, Painful Swallowing, and Diarrhea. MediFind analyzes a doctor's articles and referral patterns to identify their specific areas of focus within Gastroenterology.

Does Dr. Mark J. Marino participate in research or clinical trials?

Yes. Dr. Mark J. Marino has published 2 articles and abstracts on conditions like Swallowing Difficulty. You can view a list of Dr. Mark J. Marino's latest peer-reviewed publications and clinical trial participation on their profile to see if they are active in new treatments.

Does Dr. Mark J. Marino accept my insurance?

Dr. Mark J. Marino accepts most major insurance plans, including Aetna and Anthem BCBS. We recommend calling the office directly at 504-456-8020 to verify that your specific plan is currently accepted before your visit.

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

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