Sarah Beth Marx, PA-C
Medical Physician Assistant · Covington, LA
Sarah Beth Marx, PA-C is a medical physician assistant with a practice address in Covington, Louisiana, and NPI 1407337611, issued on Aug 25, 2018. Check the license (Louisiana 309796, as entered in NPPES) with the Louisiana board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Sarah Beth Marx
- Credential
- PA-C
- Primary taxonomy
- Medical Physician Assistant 363AM0700X
- License number
- 309796 LA
Self-reported in NPPES; status is on the state search - Practice location
- 1000 Ochsner Blvd, Covington, LA 70433
- Phone
- (985) 875-2828
- Enumerated
- Aug 25, 2018
- Record last updated
- Aug 25, 2018 (not updated in 8 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20181219000842); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest medical physician assistant records → All 340 in Louisiana → Look up another NPI →
Also registered at 1000 Ochsner Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- William Barfield, MDInternal Medicine Physician1427014612
Verify Sarah Beth Marx in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Louisiana board licenses this profession
Search for license 309796Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
4% more Medicare Part D claims than the average medical physician assistant in 2024
1,197 Medicare Part D claims for 383 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D.
Most prescribed
- Amlodipine Besylate63 claims
- Levothyroxine Sodium36 claims
- Albuterol Sulfate Hfa35 claims
- Citalopram Hbr35 claims
- Amoxicillin-Clavulanate Potass34 claims
- Doxycycline Monohydrate30 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 LLCCovington, LA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sarah Beth Marx among 340 medical physician assistant records in Louisiana
Sarah Beth Marx, PA-C 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 2018, is newer than 73% of them.
- NPI issued2018 · 73% of these records are older, 24% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated2018 · median 2013 among the 197 with a school on file
- Record last updated2018 · 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 Covington → Medical Physician Assistant nationwide →
The 8 medical physician assistant records with the nearest ZIP codes
- Misty Breakfield, PACovington, LA 704331508854993
- Courtney Coyle, PA-CCovington, LA 704331356797658
- Adriene Dawkins, PACovington, LA 704331245297761
- Richard Delaughter, PA-CCovington, LA 704331285470542
- Sydney Fussell, PACovington, LA 704331477925196
- Lauren Leblanc, PACovington, LA 704331275066979
- Amber Spohn, PA-CCovington, LA 704331285275891
- Heather Taylor, PA-CCovington, LA 704331205762713
Common questions
What is Sarah Beth Marx, PA-C's NPI number?
Sarah Beth Marx, PA-C's National Provider Identifier (NPI) is 1407337611, issued on Aug 25, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Sarah Beth Marx, PA-C located?
The NPPES record lists a practice address at 1000 Ochsner Blvd, Covington, LA, 70433. Phone: (985) 875-2828. Providers update this record themselves, so call before visiting.
How can I verify Sarah Beth Marx, PA-C's license?
NPPES lists Louisiana license number 309796, as entered by the provider. Search the Louisiana board that licenses this profession; the NPPES record confirms identity only.
How much does Sarah Beth Marx, PA-C prescribe under Medicare Part D?
In 2024, Sarah Beth Marx, PA-C had 1,197 Medicare Part D claims for 383 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.