Agnes McKowen Collins, PA
Medical Physician Assistant · Zachary, LA
Agnes McKowen Collins, PA is a medical physician assistant with a practice address in Zachary, Louisiana, and NPI 1124463914, issued on May 7, 2013. Check the license (Louisiana 320653, as entered in NPPES) with the Louisiana board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Agnes McKowen Collins
- Credential
- PA
- Primary taxonomy
- Medical Physician Assistant 363AM0700X
- License numbers
- 320653 LA
881 AL
Self-reported in NPPES; status is on the state search - Practice location
- 18989 Old Scenic Hwy, Zachary, LA 70791
- Phone
- (225) 654-8850
- Enumerated
- May 7, 2013
- Record last updated
- Mar 11, 2026
- Medicare enrollment
- Enrolled (PECOS I20191107000755); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest medical physician assistant records → All 340 in Louisiana → Look up another NPI →
Also registered at 18989 Old Scenic Hwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Robert Fillman, P.A.Medical Physician Assistant1558320440
- Taralynn Johnson, NPFamily Nurse Practitioner1659060606
- Carol Swift, M.D.Family Medicine Physician1396729513
Verify Agnes McKowen Collins in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Louisiana board licenses this profession
Search for license 320653Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
67% fewer Medicare Part D claims than the average medical physician assistant in 2024
377 Medicare Part D claims for 243 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D. 15 claims were for opioids.
Most prescribed
- Prednisone51 claims
- Doxycycline Hyclate37 claims
- Fluticasone Propionate27 claims
- Amoxicillin-Clavulanate Potass25 claims
- Mupirocin20 claims
- Nitrofurantoin Mono-Macro15 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
- Convenient Care LLCBaton Rouge, LA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Agnes McKowen Collins among 340 medical physician assistant records in Louisiana
Agnes McKowen Collins, PA 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 2013, is newer than 54% of them.
- NPI issued2013 · 54% of these records are older, 41% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated2012 · median 2013 among the 197 with a school on file
- Record last updated2026 · 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).
5 medical physician assistant records list a practice address in Zachary
They are 5 of the 494 NPPES records with a practice address in Zachary, and 340 medical physician assistant records in Louisiana.
All 340 in Louisiana → Every provider in Zachary → Medical Physician Assistant nationwide →
The 8 medical physician assistant records with the nearest ZIP codes
- Sy Dupre, PACZachary, LA 707911518039163
- Robert Fillman, P.A.Zachary, LA 707911558320440
- Leah McMorris, PAZachary, LA 707911497032544
- Michelle Raetzsch, P.A.C.Zachary, LA 707911457434425
- Angela Clark, P.A.Baton Rouge, LA 708051861627093
- Emily Ferrara, PA-CBaton Rouge, LA 708051629661376
- Rebecca Landry, PA-CBaton Rouge, LA 708051669724464
- Ory Marrioneaux, PA-CBaton Rouge, LA 708061962443473
Common questions
What is Agnes McKowen Collins, PA's NPI number?
Agnes McKowen Collins, PA's National Provider Identifier (NPI) is 1124463914, issued on May 7, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Agnes McKowen Collins, PA located?
The NPPES record lists a practice address at 18989 Old Scenic Hwy, Zachary, LA, 70791. Phone: (225) 654-8850. Providers update this record themselves, so call before visiting.
How can I verify Agnes McKowen Collins, PA's license?
NPPES lists Louisiana license number 320653, as entered by the provider. Search the Louisiana board that licenses this profession; the NPPES record confirms identity only.
How much does Agnes McKowen Collins, PA prescribe under Medicare Part D?
In 2024, Agnes McKowen Collins, PA had 377 Medicare Part D claims for 243 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.