NPPES file of Aug 9, 2026

Carissa Muller, FNP-C

Family Nurse Practitioner · Covington, LA

Carissa Muller, FNP-C is a family nurse practitioner with a practice address in Covington, Louisiana, and NPI 1134760374, issued on Sep 30, 2019. Check the license (Louisiana 208333, as entered in NPPES) with the Louisiana board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1134760374
Name
Carissa Muller
Credential
FNP-C
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
208333 LA
Self-reported in NPPES; status is on the state search
Practice location
1850 N Highway 190, Covington, LA 70433
Phone
(985) 809-1515
Enumerated
Sep 30, 2019
Record last updated
Sep 30, 2019 (not updated in 7 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20191210002812); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1850 N Highway 190

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Sarah Babineaux, APRNFamily Nurse Practitioner1235584574
  2. Henry Bui, PHARM DPharmacist1922380088
  3. Tonya Fowler, FNP-CFamily Nurse Practitioner1952763880
  4. Lindsey Hollywood, APRN FNP-BCFamily Nurse Practitioner1053917070
  5. Joy Kenny, FNP, APRN-BCFamily Nurse Practitioner1689788440
  6. Luis MartinezFamily Nurse Practitioner1003538851

Verify Carissa Muller in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Louisiana board licenses this profession
    Search for license 208333
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Louisiana license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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77% fewer Medicare Part D claims than the average family nurse practitioner in 2024

297 Medicare Part D claims for 174 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims.

  1. Carissa Muller297
  2. Specialty average1,305

Most prescribed

  1. Doxycycline Hyclate36 claims
  2. Prednisone24 claims
  3. Albuterol Sulfate Hfa22 claims
  4. Levocetirizine Dihydrochloride20 claims
  5. Cephalexin16 claims
  6. Azithromycin15 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: $103.38

4 payments; by number, the most common kind was food and beverage; the largest payer was Eisai Inc. The 99,489 providers of this specialty with any payment received $650.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Carissa Muller$103.38
  2. Specialty average$650.95

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 3 group practices

  1. Advanced Pain Institute LLCHammond, LA
  2. Calcasieu Urgent Care LLCLake Charles, LA
  3. Greenlight Urgent Care Centers LLCHammond, LA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

136 family nurse practitioner records list a practice address in Covington

They are 136 of the 1,868 NPPES records with a practice address in Covington, and 4,503 family nurse practitioner records in Louisiana.

Other family nurse practitioner records in Louisiana

  1. Julianna Aaron, FNP-CShreveport, LA1922466788
  2. Cayla Abad, FNP-CBaton Rouge, LA1518611706
  3. Brooke Abadie, NPBaton Rouge, LA1013833565
  4. Tori AbbessBaton Rouge, LA1881433324
  5. Kimberly Abbott, N.P.Prairieville, LA1740203041
  6. Halimo Abdi, APRNLafayette, LA1053041491
  7. Karen Abel, APRN, CFNPIowa, LA1952475717
  8. Michael Abernathy, FNP-CNew Orleans, LA1518891142
  9. Amy Ables, NPBaton Rouge, LA1649919986
  10. Sh'Derrica Abner, FNPShreveport, LA1972368546

Common questions

What is Carissa Muller, FNP-C's NPI number?

Carissa Muller, FNP-C's National Provider Identifier (NPI) is 1134760374, issued on Sep 30, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Carissa Muller, FNP-C located?

The NPPES record lists a practice address at 1850 N Highway 190, Covington, LA, 70433. Phone: (985) 809-1515. Providers update this record themselves, so call before visiting.

How can I verify Carissa Muller, FNP-C's license?

NPPES lists Louisiana license number 208333, as entered by the provider. Search the Louisiana board that licenses this profession; the NPPES record confirms identity only.

How much does Carissa Muller, FNP-C prescribe under Medicare Part D?

In 2024, Carissa Muller, FNP-C had 297 Medicare Part D claims for 174 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.