Dr. Gary M. Reiss, MD | Marrero, LA | Gastroenterologist

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Dr. Gary Reiss is a gastroenterologist and internal medicine physician with 24 years of experience treating digestive health conditions. He earned his medical degree from Louisiana State University School of Medicine in New Orleans and has built extensive expertise in both gastroenterology and internal medicine throughout his career. Dr. Reiss is fluent in both English and Spanish, allowing him to serve a diverse patient population.

Dr. Reiss practices at multiple locations throughout Louisiana, including Marrero, New Orleans, Gretna, and Thibodaux, with affiliations at Ochsner Medical Center-West Bank, West Jefferson Medical Center, and Ochsner Baptist Medical Center. He specializes in treating common digestive issues such as colon polyps, GERD, and acid reflux. His procedural expertise includes performing colonoscopies and lower GI endoscopy procedures to diagnose and monitor digestive health conditions. Patients have rated Dr. Reiss an average of 4.6 out of 5 stars on Vitals, …reflecting their satisfaction with his care.

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Overview based on verified provider data

accepting new patients
4.6

18 Ratings
24 years of experience
speaks Spanish, English
Louisiana State University School Of Medicine In New Orleans
13 written reviews
2 specialties
6 areas of expertise
2 board certifications
5 hospital affiliations
8 office locations
Male

18 ratings & reviews

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Showing 1 to 10 of 13 reviews

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Hi Doctor Reiss was amazing. He explained the procedure in medical term you could understand . Staff also was excellent. Thank you.

May 24th, 2023

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Excellent Doctor! He listens to his patient's concerns and problems and is very caring.

April 25th, 2023

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Very thorough and thoughtful. Highly recommend as a doctor for Gastrointestinal issues.

January 10th, 2023

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We did a phone interview for an upcoming procedure. He was very pleasant and very thorough.

October 19th, 2022

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Dr. Reiss is so Excellent in care and very compassion to his patients. I’m so comfortable and trust him.

July 6th, 2022

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Great care

June 15th, 2022

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I felt very comfortable with Dr Reiss he explained everything to me and made sure I understood everything

April 14th, 2022

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Took his time studying and understanding the issues and explaining the medical choices. Talked in layman terms. Did not rush me through the system. Appeared to be on the top of the game in his specialty

April 8th, 2019

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The staff were on time for everything! Everyone one of the staff members that I talked to were very professional and extremely nice. The nurse that put in my IV was amazing I didn’t feel a thing. Dr Reiss was great. Highly recommend! Thanks for your great care.

December 18th, 2017

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He just awesome I went yesterday

September 27th, 2016

Metropolitan Gastroenterology Associates

1151 Barataria Blvd Ste 4400Marrero, LA 70072

Tel: (504) 265-9582

Mon8:00 am - 5:00 pm

Tue8:00 am - 5:00 pm

Wed8:00 am - 5:00 pm

Thu8:00 am - 5:00 pm

Fri8:00 am - 4:00 pm

SatClosed

SunClosed

Metropolitan Gastroenterology Assoc. - West Jefferson Medical Center

1111 Medical Center Blvd Ste S450Marrero, LA 70072

Tel: (504) 349-6310

Mon8:00 am - 5:00 pm

Tue8:00 am - 5:00 pm

Wed8:00 am - 5:00 pm

Thu8:00 am - 5:00 pm

Fri8:00 am - 5:00 pm

SatClosed

SunClosed

West Jefferson Medical Center

1101 Medical Center BlvdMarrero, LA 70072

Tel: (504) 347-5511

Ochsner Baptist Medical Center

2700 Napoleon AveNew Orleans, LA 70115

Tel: (504) 899-9311

Westbank Endoscopy

1151 BARATARIA BLVD STE 4200MARRERO, LA 70072

Mon8:00 am - 5:00 pm

Tue8:00 am - 5:00 pm

Wed8:00 am - 5:00 pm

Thu8:00 am - 5:00 pm

Fri8:00 am - 5:00 pm

SatClosed

SunClosed

Gi Alliance

1151 Barataria Blvd, Suite 4400, 4200Marrero, LA 70072

Digestive Health Center

764 N Acadia Rd Ste AThibodaux, LA 70301

Tel: (985) 446-1958

Mon8:00 am - 4:30 pm

Tue8:00 am - 4:30 pm

Wed8:00 am - 4:30 pm

Thu8:00 am - 4:30 pm

Fri8:00 am - 2:00 pm

SatClosed

SunClosed

Ochsner Medical Center West Bank

2500 Belle Chasse HwyGretna, LA 70053

Tel: (504) 392-3131


Dr. Gary Michael Reiss, MD	Jan Seiler, APRN	Chimdi Mfebe, APRN	Ashley Anderson, APRN
Gastroenterology	Gastroenterology	Gastroenterology	Gastroenterology
Accepts New Patients	Accepts New Patients	Accepts New Patients	Accepts New Patients
4.6 (18 Ratings)	0 (0 Ratings)	0 (0 Ratings)	0 (0 Ratings)
24 Years of Experience
No Virtual Visit Option	Virtual Visit Available	Virtual Visit Available	Virtual Visit Available
Speaks Spanish, English	Speaks English	Speaks English	Speaks English
Marrero , LA	Montgomery , AL	Little Rock , AR	SACRAMENTO , CA
Med School: Louisiana State University School Of Medicine In New Orleans	Med School: Georgia State University	Med School: Chamberlain University College of Nursing	Med School: East Tennessee State University - Quillen College of Medicine
Current Profile	View Profile	View Profile	View Profile

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Acid Reflux Disease (Gastroesophageal Reflux / GERD)
Constipation
Hepatitis C
Internal Medicine
Irritable Bowel Syndrome (IBS)
Ulcerative Colitis

Dr. Gary Michael Reiss holds an expired medical license in the state of Louisiana.

Medical License

Medical Doctor with an expired medical license in the state of Louisiana that expired in 2026.

Education & Training

Medical School

Graduated from Louisiana State University School Of Medicine In New Orleans in 2002.

NPI Number

Dr. Reiss' NPI number is 1568666543.

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Is Dr. Gary Reiss accepting new patients?: Dr. Gary Reiss is accepting new patients on Vitals. View Dr. Gary Reiss's profile on Vitals to make an appointment.
Does Dr. Gary Reiss accept my insurance?: You can see the insurance plans that Dr. Gary Reiss accepts on their Vitals profile.
Which hospitals is Dr. Gary Reiss affiliated with?: Dr. Gary Reiss is affiliated with Ochsner Medical Center-West Bank, West Jefferson Medical Center, Bridgepoint Continuing Care, Ochsner Baptist Medical Center, and Ochsner Medical Center West Bank.
Where is Dr. Gary Reiss's office located?: Dr. Gary Reiss's office is located at 1151 Barataria Blvd Ste 4400, Marrero, LA, 70072.
Does Dr. Gary Reiss accept virtual/telehealth appointments?: Dr. Gary Reiss has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.

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