Barry L. Frederick, PA-C, MPAS, RN, BSN
Medical Physician Assistant · Slidell, LA
Barry L. Frederick, PA-C, MPAS, RN, BSN is a medical physician assistant with a practice address in Slidell, Louisiana, and NPI 1285601740, issued on Mar 3, 2006. Check the license (Louisiana A10586, as entered in NPPES) with the Louisiana board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Barry L. Frederick
- Credential
- PA-C, MPAS, RN, BSN
- Primary taxonomy
- Medical Physician Assistant 363AM0700X
- License number
- A10586 LA
Self-reported in NPPES; status is on the state search - Practice location
- 1150 Robert Blvd Ste 240, Slidell, LA 70458
- Phone
- (985) 646-3662
- Enumerated
- Mar 3, 2006
- Record last updated
- Apr 22, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (985) 646-3691
- Medicare enrollment
- Enrolled (PECOS I20090420000122); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest medical physician assistant records → All 340 in Louisiana → Look up another NPI →
Also registered at 1150 Robert Blvd Ste 240
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Riley DimaggioPhysician Assistant1013741446
Verify Barry L. Frederick in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Louisiana board licenses this profession
Search for license A10586Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
41% fewer Medicare Part D claims than the average medical physician assistant in 2024
677 Medicare Part D claims for 350 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D. 402 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen155 claims
- Oxycodone-Acetaminophen154 claims
- Tramadol Hcl80 claims
- Gabapentin68 claims
- Meloxicam64 claims
- Celecoxib25 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.
Bills Medicare through one group practice
- Ochsner Clinic LLCRaceland, LA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Barry L. Frederick among 340 medical physician assistant records in Louisiana
Barry L. Frederick, PA-C, MPAS, RN, BSN is one of 340 medical physician assistant records with a practice address in Louisiana. 76% 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 5% of them.
- NPI issued2006 · 5% of these records are older, 72% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated2005 · median 2013 among the 197 with a school on file
- Record last updated2020 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AM0700X and a Louisiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Medical Physician Assistant providers in Louisiana
There are 340 medical physician assistant records in Louisiana.
All 340 in Louisiana → Every provider in Slidell → Medical Physician Assistant nationwide →
The 8 medical physician assistant records with the nearest ZIP codes
- Meaghan HurstSlidell, LA 704581124880927
- Zane Kirby, PA-CSlidell, LA 704581164730495
- Hunter ReedSlidell, LA 704581356926992
- Emily Bassett, PA-CSlidell, LA 704611477983856
- Aaron Brasuell, P.A.-C.Slidell, LA 704611386874337
- Christopher Grow, P.A.Slidell, LA 704611770642860
- Laura Haar, PA-CSlidell, LA 704611801143599
- Kristin Pippin, P.A. CSlidell, LA 704611689892812
Common questions
What is Barry L. Frederick, PA-C, MPAS, RN, BSN's NPI number?
Barry L. Frederick, PA-C, MPAS, RN, BSN's National Provider Identifier (NPI) is 1285601740, issued on Mar 3, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Barry L. Frederick, PA-C, MPAS, RN, BSN located?
The NPPES record lists a practice address at 1150 Robert Blvd Ste 240, Slidell, LA, 70458. Phone: (985) 646-3662. Providers update this record themselves, so call before visiting.
How can I verify Barry L. Frederick, PA-C, MPAS, RN, BSN's license?
NPPES lists Louisiana license number A10586, as entered by the provider. Search the Louisiana board that licenses this profession; the NPPES record confirms identity only.
How much does Barry L. Frederick, PA-C, MPAS, RN, BSN prescribe under Medicare Part D?
In 2024, Barry L. Frederick, PA-C, MPAS, RN, BSN had 677 Medicare Part D claims for 350 beneficiaries; the average among medical physician assistant prescribers was 1,148. 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.