ROBERT LAWRENCE MARIER MD
NPI 1013021302
Hospitalist in New Orleans, LA

Active since August 17, 2006PECOS EnrolledAccepts Medicare Assignment
1514 JEFFERSON HWY, NEW ORLEANS, LA 70121(504) 842-4000 Get Directions Write a Review

NPPES record last updated: September 6, 2007. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Robert Lawrence Marier Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ROBERT LAWRENCE MARIER MD (NPI 1013021302) is an individual hospitalist provider in New Orleans, Louisiana, licensed in Louisiana (MD04314R) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS, is affiliated with Ochsner Medical Center Acute, and is a graduate of Yale University School Of Medicine (1969).

NPPES Registry Identity

NPI1013021302
Entity TypeIndividualMale
Primary Taxonomy208M00000X
Provider Legal NameROBERT LAWRENCE MARIERCredential: MD
Location Address1514 JEFFERSON HWYNew Orleans, LA 70121
Mailing Address1514 Jefferson HwyNew Orleans, LA 70121 · (504) 842-4000
Sole ProprietorYes
Medical School CMSYale University School Of MedicineGraduated 1969
Enumeration DateAugust 17, 2006
Last NPPES UpdateSeptember 6, 2007
NPI 1013021302 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyHospitalistAllopathic & Osteopathic Physicians
Taxonomy Code208M00000X
License Licensed in LA · MD04314R
Definition
Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.
1514 JEFFERSON HWY, New Orleans, LA 70121

Other Identifiers 2

Medicaid00176709MS
Medicaid1186309LA

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Robert Lawrence Marier Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID4284697038
PECOS Enrollment IDI20050121000033
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 3

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
39 services13 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
15 services15 patients
Hospital discharge day management, more than 30 minutes 99239
Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.
15 services15 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Ochsner Medical Center Acute

Acute Care Hospitals · New Orleans, LA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number190036
Location1516 Jefferson HwyNew Orleans, LA 70121 · Jefferson County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 70121 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$128.88 typical visit price
range $55.50 – $170.30
Typical copayment $32.22 (range $13.87 – $42.57)
Most-billed visit code 99204
Established Patient
$98.35 typical visit price
range $17.42 – $138.03
Typical copayment $24.58 (range $4.35 – $34.50)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Internal Medicine (Clinical Cardiac Electrophysiology)
1514 JEFFERSON HWY
NEW ORLEANS, LA 70121
Surgery
1514 JEFFERSON HWY
NEW ORLEANS, LA 70121
Nurse Practitioner (Pediatrics, Critical Care)
1514 JEFFERSON HWY
NEW ORLEANS, LA 70121
Internal Medicine (Hematology & Oncology)
1514 JEFFERSON HWY
NEW ORLEANS, LA 70121
Internal Medicine (Hematology & Oncology)
1514 JEFFERSON HWY
NEW ORLEANS, LA 70121
Nurse Practitioner (Pediatrics)
1514 JEFFERSON HWY
NEW ORLEANS, LA 70121
Nurse Anesthetist, Certified Registered
1514 JEFFERSON HWY
NEW ORLEANS, LA 70121
Internal Medicine (Cardiovascular Disease)
1514 JEFFERSON HWY
NEW ORLEANS, LA 70121

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Robert Marier's NPI number?

The NPI number for Robert Marier is 1013021302. It was assigned to this individual provider in the NPPES registry on August 17, 2006.

Where is Robert Marier located?

Robert Marier practices at 1514 Jefferson Hwy, New Orleans, LA 70121. The listed phone number is (504) 842-4000.

What is Robert Marier's specialty?

The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.

Is Robert Marier enrolled in Medicare?

Yes. Robert Marier is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Robert Marier accept?

Health plans from CHRISTUS Health Plan and HMO Louisiana list Robert Marier as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Robert Marier affiliated with any hospitals?

According to CMS data, Robert Marier is affiliated with Ochsner Medical Center Acute.

When was this NPI record last updated?

The NPPES record for Robert Marier was last updated on September 6, 2007. NPI Profile syncs with the weekly NPPES data releases published by CMS.