NPPES file of Aug 9, 2026

Maurice Gabriel Nassar, M.D.

Internal Medicine Physician · Baton Rouge, LA

Maurice Gabriel Nassar, M.D. is an internal medicine physician with a practice address in Baton Rouge, Louisiana, and NPI 1942268479, issued on May 3, 2006. Check the license (Louisiana 012357, as entered in NPPES) on the Louisiana State Board of Medical Examiners; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1942268479
Name
Maurice Gabriel Nassar
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
012357 LA
Self-reported in NPPES; status is on the state search
Practice location
7777 Hennessy Blvd, Baton Rouge, LA 70808
Phone
(225) 767-7388
Enumerated
May 3, 2006
Record last updated
Jul 13, 2026
Fax
(225) 767-7389
Medicaid ID
1176893 LA
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 7777 Hennessy Blvd

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Michael Abbott, O.D.Corneal and Contact Management Optometrist1720038573
  2. Courtney Adams, MCD,CCC-AAudiologist1114160124
  3. Rohit Adi, MDEmergency Medicine Physician1912012444
  4. Charles Afeman, MDOphthalmology Physician1659414183
  5. Brent Allain, M.D.Surgery Physician1093923583
  6. Terence Alost, M.D.Emergency Medicine Physician1013974724

Verify Maurice Gabriel Nassar in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersLouisiana State Board of Medical Examiners
    Search for license 012357
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Louisiana license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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100% fewer Medicare Part D claims than the average internal medicine physician in 2024

14 Medicare Part D claims, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Maurice Nassar14
  2. Specialty average3,176

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Maurice Gabriel Nassar among 1,749 internal medicine physician records in Louisiana

Maurice Gabriel Nassar, M.D. is one of 1,749 internal medicine physician records with a practice address in Louisiana. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 10% of them.

  • NPI issued2006 · 10% of these records are older, 58% newer
  • In a Medicare fileYes · 85% of these records are
  • In the CMS Doctors and Clinicians fileNo · 70% of these records are
  • Record last updated2026 · 56% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Louisiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

256 internal medicine physician records list a practice address in Baton Rouge

They are 256 of the 12,526 NPPES records with a practice address in Baton Rouge, and 1,749 internal medicine physician records in Louisiana.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Leo Blaize, M.D.Baton Rouge, LA 708081578563177
  2. Andre Bonnecaze, M.D.Baton Rouge, LA 708081144221060
  3. Curtis Chastain, M.D.Baton Rouge, LA 708081144220906
  4. Rachel Gruner, M.D.Baton Rouge, LA 708081306848197
  5. Charles Halliburton, M.D.Baton Rouge, LA 708081083614721
  6. Jon Jackson, M.D.Baton Rouge, LA 708081013909118
  7. Jeri Johnson, M.D.Baton Rouge, LA 708081689674111
  8. Jeffrey Kahn, MDBaton Rouge, LA 708081134129737

Common questions

What is Maurice Gabriel Nassar, M.D.'s NPI number?

Maurice Gabriel Nassar, M.D.'s National Provider Identifier (NPI) is 1942268479, issued on May 3, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Maurice Gabriel Nassar, M.D. located?

The NPPES record lists a practice address at 7777 Hennessy Blvd, Baton Rouge, LA, 70808. Phone: (225) 767-7388. Providers update this record themselves, so call before visiting.

How can I verify Maurice Gabriel Nassar, M.D.'s license?

NPPES lists Louisiana license number 012357, as entered by the provider. Search the Louisiana State Board of Medical Examiners at https://www.lsbme.la.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Maurice Gabriel Nassar, M.D. prescribe under Medicare Part D?

In 2024, Maurice Gabriel Nassar, M.D. had 14 Medicare Part D claims; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.