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Physician Directory

Dr. Rian M. Tanenbaum, MD


  • 1111 Medical Center Blvd Ste 450
    Marrero, LA 70072
  • 1 Location
  • (504) 349-6401

Dr. Tanenbaum's Overview

Dr. Rian M. Tanenbaum graduated from the Louisiana State University School of Medicine at New Orleans in 1982. He works in Marrero, LA and specializes in Gastroenterology. Dr. Tanenbaum is affiliated with Ochsner Medical Center West Bank and West Jefferson Medical Center. He speaks English and Spanish.

Gender: Male

Languages Spoken: English, Spanish

Dr. Tanenbaum's Experience

Years in Practice: 33

Conditions Treated by Dr. Tanenbaum

  • Esophagitis
  • Gastritis and duodenitis
  • Gastroesophageal reflux disease (GERD)
  • Inflammatory bowel disease (IBD)
  • Acute bronchitis
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Procedures Performed by Dr. Tanenbaum

  • Colonoscopy, flexible
  • Endoscopic retrograde cholangiopancreatography (ERCP)
  • Endoscopy, upper gastrointestinal (UGI)
  • Esophageal dilatation
  • Sigmoidoscopy
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Dr. Tanenbaum's Specialties


Dr. Tanenbaum's Education & Training

Medical School: Louisiana State University School of Medicine at New Orleans; Graduated 1982

Dr. Tanenbaum's Accepted Insurance

  • Aetna Managed Choice POS Open Access
  • Aetna Signature Administrators PPO
  • BCBS Blue Card PPO
  • BCBS LA BlueConnect HMO/POS
  • CIGNA Open Access
  • First Health PPO
  • Humana ChoiceCare Network PPO
  • Multiplan PPO
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Dr. Tanenbaum's Office Information & Appointments

Office Locations

MGA Diagnostic & Therapeutic Center
Metropolitan Gastroenterology Associates

1111 Medical Center Blvd Ste 450
Marrero, LA 70072
(504) 349-6401


Office Hours and Information

Fax: (504) 349-6444

Practice Website:

Accepting New Patients: Yes

Medicare Accepted: Yes

Medicaid Accepted: Yes

Monday 8:00 AM - 5:00 PM
Tuesday 8:00 AM - 5:00 PM
Wednesday 8:00 AM - 5:00 PM
Thursday 8:00 AM - 5:00 PM
Friday 8:00 AM - 5:00 PM
Saturday Closed
Sunday Closed

Other Physicians in Dr. Tanenbaum's Practice

Dr. Tanenbaum's Hospital Affiliations

Office Locations