Rosemary Prejean
Dermatology Physician · Baton Rouge, LA
Rosemary Prejean is a dermatology physician with a practice address in Baton Rouge, Louisiana, and NPI 1477130888, issued on Mar 24, 2021. Check the license (Louisiana 340779, as entered in NPPES) on the Louisiana State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Rosemary Prejean
- Primary taxonomy
- Dermatology Physician 207N00000X
- License number
- 340779 LA
Self-reported in NPPES; status is on the state search - Practice location
- 7373 Perkins RD, Baton Rouge, LA 70808
- Phone
- (225) 246-9301
- Enumerated
- Mar 24, 2021
- Record last updated
- Jun 19, 2025
- Medicare enrollment
- Enrolled (PECOS I20250422003386); accepts Medicare assignment
- Medical or professional school
- Louisiana State University School Of Medicine In Shreveport, 2021
- Entity
- Type 1 · individual
Also registered at 7373 Perkins RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ignazio Albergamo, M.D.Internal Medicine Physician1104862473
- Lindsey Aldridge, M.A.CCC-AAudiologist1770503989
- Mallory Allen, MDPediatrics Physician1114313103
- Frank Alvarez, MDInternal Medicine Physician1457397721
- Gerald Arbour, M.D.Gastroenterology Physician1831300607
- Kevin Babin, MDInternal Medicine Physician1184651705
Verify Rosemary Prejean in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersLouisiana State Board of Medical Examiners
Search for license 340779Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
71% fewer Medicare Part D claims than the average dermatology physician in 2024
231 Medicare Part D claims for 89 beneficiaries, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims.
Most prescribed
- Ketoconazole39 claims
- Clobetasol Propionate24 claims
- Triamcinolone Acetonide20 claims
- Hydrocortisone12 claims
- Fluocinonide11 claims
- Tretinoin11 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: $1,477.97
31 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 10,250 providers of this specialty with any payment received $8,544.61 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.
Bills Medicare through one group practice
- Baton Rouge Clinic, A Medical CorporationBaton Rouge, LA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Dermatology Physician providers in Louisiana
There are 196 dermatology physician records in Louisiana.
Other dermatology physician records in Louisiana
- Lynne Alexander, M.D.Bogalusa, LA1205055977
- James Altick, M.D.Monroe, LA1922062322
- Sarah Baker, M.D.Bossier City, LA1730335753
- Robert Benson, M.D.Ponchatoula, LA1962406843
- Caroline BermanSlidell, LA1124413141
- Kristen Bice, MDCovington, LA1619339579
- Erin Boh, MD PHDNew Orleans, LA1790797454
- John Brantley, MDBaton Rouge, LA1629006630
- Falon Brown, D.O.Ponchatoula, LA1932542198
- Gary Brown, MDCovington, LA1366418881
Common questions
What is Rosemary Prejean's NPI number?
Rosemary Prejean's National Provider Identifier (NPI) is 1477130888, issued on Mar 24, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Rosemary Prejean located?
The NPPES record lists a practice address at 7373 Perkins RD, Baton Rouge, LA, 70808. Phone: (225) 246-9301. Providers update this record themselves, so call before visiting.
How can I verify Rosemary Prejean's license?
NPPES lists Louisiana license number 340779, 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 Rosemary Prejean prescribe under Medicare Part D?
In 2024, Rosemary Prejean had 231 Medicare Part D claims for 89 beneficiaries; the average among dermatology physician prescribers was 797. 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.