Gabrielle Marie Brewer, DO
Hospitalist Physician · Baton Rouge, LA
Gabrielle Marie Brewer, DO is a hospitalist physician with a practice address in Baton Rouge, Louisiana, and NPI 1659075505, issued on Mar 27, 2023. Check the license (Louisiana 343972, as entered in NPPES) on the Louisiana State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Gabrielle Marie Brewer
- Credential
- DO
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License number
- 343972 LA
Self-reported in NPPES; status is on the state search - Practice location
- 5000 Hennessy Blvd, Baton Rouge, LA 70808
- Phone
- (225) 765-4050
- Enumerated
- Mar 27, 2023
- Record last updated
- Mar 17, 2026
- Medicare enrollment
- Enrolled (PECOS I20260520004564); may accept Medicare assignment
- Medical or professional school
- University Of The Incarnate Word School Of Osteo Medicine, 2023
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 340 in Louisiana → Look up another NPI →
Also registered at 5000 Hennessy Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Noell Ackel, PAPhysician Assistant1114479680
- Michael Adamek, MDHospitalist Physician1780145342
- Jose Aguayo Herrera, MDHospitalist Physician1205569548
- Shees AhmedHospitalist Physician1437853579
Verify Gabrielle Marie Brewer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersLouisiana State Board of Medical Examiners
Search for license 343972Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
6% more Medicare Part D claims than the average hospitalist physician in 2024
550 Medicare Part D claims for 78 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D. 14 claims were for opioids.
Most prescribed
- Amlodipine Besylate35 claims
- Atorvastatin Calcium20 claims
- Losartan-Hydrochlorothiazide20 claims
- Omeprazole18 claims
- Ozempic17 claims
- Sertraline Hcl17 claims
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.
Industry payments in 2024: $22.16
1 payment: food and beverage; the largest payer was Boehringer Ingelheim Pharmaceuticals, Inc. The 7,324 providers of this specialty with any payment received $494.84 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Gabrielle Marie Brewer among 340 hospitalist physician records in Louisiana
Gabrielle Marie Brewer, DO is one of 340 hospitalist physician records with a practice address in Louisiana. 91% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 93% of them.
- NPI issued2023 · 93% of these records are older, 1% newer
- In a Medicare fileYes · 91% of these records are
- In the CMS Doctors and Clinicians fileYes · 80% of these records are
- Graduated2023 · median 2014 among the 271 with a school on file
- Record last updated2026 · 44% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a Louisiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hospitalist Physician providers in Louisiana
There are 340 hospitalist physician records in Louisiana.
All 340 in Louisiana → Every provider in Baton Rouge → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Robert Causey, MDBaton Rouge, LA 708081255521175
- Kevin Dean, M.D.Baton Rouge, LA 708081760571764
- Stephanie Falcon, MDBaton Rouge, LA 708081265623771
- James Fee, M.D.Baton Rouge, LA 708081942244264
- Amy Giarrusso, M.D.Baton Rouge, LA 708081912931940
- Brian Gouri, M.D.Baton Rouge, LA 708081124210521
- Irfan Hasan, M.D.Baton Rouge, LA 708081306056007
- Melanie McKnight, M.D.Baton Rouge, LA 708081073546149
Common questions
What is Gabrielle Marie Brewer, DO's NPI number?
Gabrielle Marie Brewer, DO's National Provider Identifier (NPI) is 1659075505, issued on Mar 27, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Gabrielle Marie Brewer, DO located?
The NPPES record lists a practice address at 5000 Hennessy Blvd, Baton Rouge, LA, 70808. Phone: (225) 765-4050. Providers update this record themselves, so call before visiting.
How can I verify Gabrielle Marie Brewer, DO's license?
NPPES lists Louisiana license number 343972, 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 Gabrielle Marie Brewer, DO prescribe under Medicare Part D?
In 2024, Gabrielle Marie Brewer, DO had 550 Medicare Part D claims for 78 beneficiaries; the average among hospitalist physician prescribers was 521. 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.