Dr. Robert Lawrence Marier
Dr. Robert L. Marier

Dr. Robert L. Marier

  • Gender: Male
  • Experience: 52 years
  • Graduated from: Yale University School Of Medicine
  • Graduation year: 1969
  • Sole propriator: Yes
  • NPI: 1013021302

Dr. Robert L. Marier MD

Hospitalist

He is located at 1514 Jefferson Highway in New Orleans, LA 70121. Can help patients with the following: Atherosclerosis, Herpes Simplex Virus, Malaria, Necrotizing Fasciitis (NF), Sore Throat, Toxic Shock Syndrome (TSS). His National Provider Identifier (NPI) number is 1013021302. Appointment can be made via the phone number (504) 842-4000. He is affiliated with 1 practices and 1 hospitals.

Conditions treated

Dr. Robert Lawrence Marier, being an hospitalist, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Dr. Robert L. Marier.

  • Abdominal Pain
  • Acquired Immunodeficiency Syndrome (AIDS)
  • Acute Pain
  • Anemia
  • Anthrax
  • Arthritis
  • Asthma
  • Atherosclerosis
  • Bacterial Vaginosis
  • Bladder Control
  • Boils
  • Botulism
  • Bronchitis
  • Brucellosis
  • Cancer
  • Candida Auris
  • Cat Scratch Disease
  • Cellulitis
  • Chagas Disease
  • Chest Pain
  • Chickenpox
  • Chlamydia
  • Cholecystitis
  • Cholera
  • Chronic Obstructive Pulmonary Disease (COPD)
  • Chronic Rhinitis
  • Common Cold
  • Constipation
  • Coronavirus
  • Cryptococcosis
  • Cystitis
  • Cytomegalovirus (CMV)
  • Dengue Fever
  • Diarrhea
  • Diphtheria
  • E. Coli Infection
  • Eastern Equine Encephalitis (EEE)
  • Ebola Hemorrhagic Fever
  • Edema
  • Encephalitis
  • Endocarditis
  • Epididymitis
  • Fever
  • Fifth Disease
  • Food Poisoning
  • Gangrene
  • Gastroesophageal Reflux Disease (GERD)
  • General Care
  • Genital Herpes
  • Giardiasis
  • Gonorrhea
  • Guinea Worm Disease
  • Hand, Foot, and Mouth Disease (HFMD)
  • Headache
  • Heart Disease
  • Helicobacter Pylori Infection
  • Hepatitis A (HAV)
  • Hepatitis B (HBV)
  • Hepatitis C (HCV)
  • Herpes Simplex Virus
  • Hiatal Hernia
  • High Blood Pressure
  • Histoplasmosis
  • Hot Flashes
  • Human Immunodeficiency Virus (HIV)
  • Human Papillomavirus (HPV)
  • Hyperlipidemia
  • Hyponatremia
  • Impetigo
  • Infectious Diseases
  • Infectious Mononucleosis
  • Influenza
  • Inguinal Hernia
  • Leishmaniasis
  • Leprosy
  • Leptospirosis
  • Listeriosis
  • Lyme Disease
  • Mad Cow Disease
  • Malaria
  • Measles
  • Meningitis
  • Migraine
  • Mumps
  • Nail Fungus
  • Nausea and Vomiting
  • Necrotizing Fasciitis (NF)
  • Neutropenia
  • Obesity
  • Osteomyelitis
  • Osteoporosis
  • Peptic Ulcer
  • Pinworm Infection
  • Pityriasis Rosea
  • Pneumonia
  • Polio
  • Prescription Refill
  • Rabies
  • Rocky Mountain Spotted Fever (RMSF)
  • Roseola
  • Rubella
  • Salmonella Food Poisoning
  • Scabies
  • Scarlet Fever
  • Schistosomiasis
  • Sepsis
  • Severe Acute Respiratory Syndrome (SARS)
  • Sexually Transmitted Diseases (STDs)
  • Smallpox
  • Sore Throat
  • Staph Infection
  • Stomach Flu
  • Strep Throat
  • Swine Flu
  • Syphilis
  • Tetanus
  • Thrush
  • Tonsillitis
  • Toxic Shock Syndrome (TSS)
  • Toxoplasmosis
  • Trichinosis
  • Tuberculosis (TB)
  • Typhoid Fever
  • Upper Respiratory Infection (URI)
  • Urethritis
  • Urinary Tract Infection (UTI)
  • Valley Fever
  • Viral Hemorrhagic Fever (VHF)
  • West Nile Virus
  • Whooping Cough
  • Yaws
  • Yeast Infection
  • Yellow Fever
  • Zika Virus

ACA Marketplace (Obamacare/HealthCare.gov) plan networks

Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Robert L. Marier as in-network for the following 2026 plans.

Health plans

CHRISTUS Health Plan

Network data as of Jan 1, 1900, as reported by the insurer.

Show all 15 plans from CHRISTUS Health Plan
CHRISTUS Health Plan plans
Plan Plan type Network tier New patients
CHRISTUS Bronze Essential HMO · Expanded Bronze Preferred Accepting new patients
CHRISTUS Bronze Essential Plus HMO · Expanded Bronze Preferred Accepting new patients
CHRISTUS Gold HMO · Gold Preferred Accepting new patients
CHRISTUS Gold Essential HMO · Gold Preferred Accepting new patients
CHRISTUS Gold Essential Plus HMO · Gold Preferred Accepting new patients
CHRISTUS Gold Plus HMO · Gold Preferred Accepting new patients
CHRISTUS Silver Essential HMO · Silver Preferred Accepting new patients
CHRISTUS Silver Essential Plus HMO · Silver Preferred Accepting new patients
CHRISTUS Standard Expanded Bronze HMO · Expanded Bronze Preferred Accepting new patients
CHRISTUS Standard Gold HMO · Gold Preferred Accepting new patients
CHRISTUS Standard Silver HMO · Silver Preferred Accepting new patients
CHRISTUS Value Bronze HMO · Expanded Bronze Preferred Accepting new patients
CHRISTUS Value Bronze Plus HMO · Expanded Bronze Preferred Accepting new patients
CHRISTUS Value Silver HMO · Silver Preferred Accepting new patients
CHRISTUS Value Silver Plus HMO · Silver Preferred Accepting new patients

HMO Louisiana

Network data as of Sep 8, 2026, as reported by the insurer.

Show all 40 plans from HMO Louisiana
HMO Louisiana plans
Plan Plan type Network tier New patients
Blue Connect 80/60 $3200 with 2 $0 PCP Virtual Visits (L) POS · Silver Not Applicable Accepting new patients
Blue Connect 80/60 $3200 with 2 $0 PCP Virtual Visits (N) POS · Silver Not Applicable Accepting new patients
Blue Connect 80/60 $3200 with 2 $0 PCP Virtual Visits (S) POS · Silver Not Applicable Accepting new patients
Blue Connect Copay (PCP) 50/50 $7500 Standardized (H) HSA Eligible POS · Expanded Bronze Not Applicable Accepting new patients
Blue Connect Copay (PCP) 50/50 $7500 Standardized (L) HSA Eligible POS · Expanded Bronze Not Applicable Accepting new patients
Blue Connect Copay (PCP) 50/50 $7500 Standardized (N) HSA Eligible POS · Expanded Bronze Not Applicable Accepting new patients
Blue Connect Copay (PCP) 50/50 $7500 Standardized (S) HSA Eligible POS · Expanded Bronze Not Applicable Accepting new patients
Blue Connect Copay (PCP) 60/40 $6000 Standardized (L) POS · Silver Not Applicable Accepting new patients
Blue Connect Copay (PCP) 60/40 $6000 Standardized (N) POS · Silver Not Applicable Accepting new patients
Blue Connect Copay (PCP) 60/40 $6000 Standardized (S) POS · Silver Not Applicable Accepting new patients
Blue Connect Copay (PCP) 75/55 $2000 Standardized (H) POS · Gold Not Applicable Accepting new patients
Blue Connect Copay (PCP) 75/55 $2000 Standardized (L) POS · Gold Not Applicable Accepting new patients
Blue Connect Copay (PCP) 75/55 $2000 Standardized (N) POS · Gold Not Applicable Accepting new patients
Blue Connect Copay (PCP) 75/55 $2000 Standardized (S) POS · Gold Not Applicable Accepting new patients
Blue POS 60/40 $6500 with 2 $0 PCP Virtual Visits HSA Eligible POS · Bronze Not Applicable Accepting new patients
Blue POS 80/60 $3200 with 2 $0 PCP Virtual Visits POS · Silver Not Applicable Accepting new patients
Blue POS 90/70 $9900 with 2 $0 PCP Virtual Visits HSA Eligible POS · Bronze Not Applicable Accepting new patients
Blue POS Copay (PCP) 50/50 $7500 Standardized HSA Eligible POS · Expanded Bronze Not Applicable Accepting new patients
Blue POS Copay (PCP) 60/40 $6000 Standardized POS · Silver Not Applicable Accepting new patients
Blue POS Copay (PCP) 75/55 $2000 Standardized POS · Gold Not Applicable Accepting new patients
Blue POS Copay (PCP) 80/60 $1000 with 2 $0 PCP Virtual Visits POS · Gold Not Applicable Accepting new patients
Community Blue 80/60 $3200 with 2 $0 PCP Virtual Visits POS · Silver Not Applicable Accepting new patients
Community Blue 90/70 $9900 with 2 $0 PCP Virtual Visits HSA Eligible POS · Bronze Not Applicable Accepting new patients
Community Blue Copay (PCP) 50/50 $7500 Standardized HSA Eligible POS · Expanded Bronze Not Applicable Accepting new patients
Community Blue Copay (PCP) 60/40 $6000 Standardized POS · Silver Not Applicable Accepting new patients
Community Blue Copay (PCP) 75/55 $2000 Standardized POS · Gold Not Applicable Accepting new patients
Precision Blue 80/60 $3200 with 2 $0 PCP Virtual Visits (BR) POS · Silver Not Applicable Accepting new patients
Precision Blue 80/60 $3200 with 2 $0 PCP Virtual Visits (M) POS · Silver Not Applicable Accepting new patients
Precision Blue 90/70 $9900 with 2 $0 PCP Virtual Visits (M) HSA Eligible POS · Bronze Not Applicable Accepting new patients
Precision Blue Copay (PCP) 50/50 $7500 Standardized (BR) HSA Eligible POS · Expanded Bronze Not Applicable Accepting new patients
Precision Blue Copay (PCP) 50/50 $7500 Standardized (M) HSA Eligible POS · Expanded Bronze Not Applicable Accepting new patients
Precision Blue Copay (PCP) 60/40 $6000 Standardized (BR) POS · Silver Not Applicable Accepting new patients
Precision Blue Copay (PCP) 60/40 $6000 Standardized (M) POS · Silver Not Applicable Accepting new patients
Precision Blue Copay (PCP) 75/55 $2000 Standardized (BR) POS · Gold Not Applicable Accepting new patients
Precision Blue Copay (PCP) 75/55 $2000 Standardized (M) POS · Gold Not Applicable Accepting new patients
Signature Blue 80/60 $3200 with 2 $0 PCP Virtual Visits POS · Silver Not Applicable Accepting new patients
Signature Blue 90/70 $9900 with 2 $0 PCP Virtual Visits HSA Eligible POS · Bronze Not Applicable Accepting new patients
Signature Blue Copay (PCP) 50/50 $7500 Standardized HSA Eligible POS · Expanded Bronze Not Applicable Accepting new patients
Signature Blue Copay (PCP) 60/40 $6000 Standardized POS · Silver Not Applicable Accepting new patients
Signature Blue Copay (PCP) 75/55 $2000 Standardized POS · Gold Not Applicable Accepting new patients

This covers ACA Marketplace plans only, as reported by each insurer. It does not include employer, Medicare Advantage, or state-run exchange plans, and a plan missing from this list does not mean Dr. Robert L. Marier is out of network. Insurer directories can be out of date, so always confirm with the insurer and the office before your visit.

Insurance information looks wrong? Let us know

Medicare Enrollment

Dr. Robert L. Marier is enrolled to bill Medicare as a Practitioner - Hospitalist (also registered under: Practitioner - Infectious Disease, Practitioner - Internal Medicine) .

Bills through: Ochsner Clinic Llc

Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.

Studies

YALE UNIVERSITY SCHOOL OF MEDICINE

Graduated in 1969

Additional Specialities

  • Infectious Disease Specialist
  • Internist

Affiliated practices

Cardiovascular Institute of Mississippi
303 Marion Avenue
McComb, 39648 MS
(601) 249-1350

Affiliated hospitals

OCHSNER MEDICAL CENTER NEW ORLEANS
1516 JEFFERSON HWY
NEW ORLEANS, 70121 LA
(504) 842-3000

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Questions & Answers

What conditions does Dr. Robert Lawrence Marier treat?

Dr. Robert Lawrence Marier provides treatment for Atherosclerosis, Herpes Simplex Virus, Malaria, Necrotizing Fasciitis (NF), Sore Throat, Toxic Shock Syndrome (TSS). For the full list see this list.

Does Dr. Robert Lawrence Marier have affiliation with practices?

Dr. Robert Lawrence Marier is affiliated with Cardiovascular Institute of Mississippi.

Does Dr. Robert Lawrence Marier accept patients with CHRISTUS Health Plan?

Yes, Dr. Robert Lawrence Marier is listed in-network for CHRISTUS Health Plan through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.

Has Dr. Robert Lawrence Marier affiliation with hospitals?

Dr. Robert Lawrence Marier is affiliated with OCHSNER MEDICAL CENTER NEW ORLEANS.

Where can you meet with Dr. Robert Lawrence Marier?

Dr. Robert Lawrence Marier's office is located at 1514 Jefferson Highway in New Orleans, LA 70121.