Mary Faith Joubert, MD
Infectious Disease Physician · Slidell, LA
Mary Faith Joubert, MD is an infectious disease physician with a practice address in Slidell, Louisiana, and NPI 1730148677, issued on Mar 20, 2006. Check the license (Louisiana 22320, as entered in NPPES) on the Louisiana State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Mary Faith Joubert
- Credential
- MD
- Primary taxonomy
- Infectious Disease Physician 207RI0200X
- License numbers
- 22320 LA
020615 MS
Self-reported in NPPES; status is on the state search - Practice location
- 1051 Gause Blvd Ste 360, Slidell, LA 70458
- Phone
- (985) 641-5523
- Enumerated
- Mar 20, 2006
- Record last updated
- May 19, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (985) 645-9411
- Medicaid ID
- 1978540 LA
- Entity
- Type 1 · individual
8 nearest infectious disease physician records → All 128 in Louisiana → Look up another NPI →
Also registered at 1051 Gause Blvd Ste 360
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Alma Gjino, MDInfectious Disease Physician1699965293
- Janine Parker, MDPulmonary Disease Physician1750342788
- Lindsay Ponstein, FNPFamily Nurse Practitioner1598005522
Verify Mary Faith Joubert in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersLouisiana State Board of Medical Examiners
Search for license 22320Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
34% fewer Medicare Part D claims than the average infectious disease physician in 2024
454 Medicare Part D claims for 66 beneficiaries, against an average of 689 among the 7,388 providers of this specialty who prescribed in Part D. Brand-name drugs were 44% of claims.
Most prescribed
- Descovy47 claims
- Biktarvy40 claims
- Tivicay27 claims
- Triumeq20 claims
- Acyclovir16 claims
- Odefsey16 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: $239.82
10 payments; by number, the most common kind was food and beverage; the largest payer was Genzyme Corporation. The 3,895 providers of this specialty with any payment received $4,362.19 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.
Mary Faith Joubert among 128 infectious disease physician records in Louisiana
Mary Faith Joubert, MD is one of 128 infectious disease physician records with a practice address in Louisiana. 80% 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 9% of them.
- NPI issued2006 · 9% of these records are older, 58% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileNo · 66% of these records are
- Record last updated2021 · 55% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0200X and a Louisiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Infectious Disease Physician providers in Louisiana
There are 128 infectious disease physician records in Louisiana.
All 128 in Louisiana → Every provider in Slidell → Infectious Disease Physician nationwide →
The 8 infectious disease physician records with the nearest ZIP codes
- Alma Gjino, MDSlidell, LA 704581699965293
- Maria Suarez Bohorquez, MDSlidell, LA 704581194188391
- Camille Bitar, M.D.Covington, LA 704331346231834
- Carlos Hartmann, M.D.Covington, LA 704331962769141
- Michael Hill, MDCovington, LA 704331407818917
- George Keshelava, M.D.Covington, LA 704331255541975
- Bridget Ory, MDCovington, LA 704331639226434
- William Williams, M.D.Covington, LA 704331407925407
Common questions
What is Mary Faith Joubert, MD's NPI number?
Mary Faith Joubert, MD's National Provider Identifier (NPI) is 1730148677, issued on Mar 20, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mary Faith Joubert, MD located?
The NPPES record lists a practice address at 1051 Gause Blvd Ste 360, Slidell, LA, 70458. Phone: (985) 641-5523. Providers update this record themselves, so call before visiting.
How can I verify Mary Faith Joubert, MD's license?
NPPES lists Louisiana license number 22320, 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 Mary Faith Joubert, MD prescribe under Medicare Part D?
In 2024, Mary Faith Joubert, MD had 454 Medicare Part D claims for 66 beneficiaries; the average among infectious disease physician prescribers was 689. 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.