NPPES file of Aug 9, 2026

Nerissa Trask Christian, FNP-C

Family Nurse Practitioner · Slidell, LA

Nerissa Trask Christian, FNP-C is a family nurse practitioner with a practice address in Slidell, Louisiana, and NPI 1689105009, issued on Mar 27, 2017. Check the license (Louisiana AP09250, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1689105009
Name
Nerissa Trask Christian
Credential
FNP-C
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
AP09250 LA
Self-reported in NPPES; status is on the state search
Practice location
1300 Gause Blvd Ste C4, Slidell, LA 70458
Phone
(985) 288-6419
Enumerated
Mar 27, 2017
Record last updated
Mar 6, 2026
Medicare enrollment
Enrolled (PECOS I20180629001442); 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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8 nearest family nurse practitioner records → All 4,503 in Louisiana → Look up another NPI →

Also registered at 1300 Gause Blvd Ste C4

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

  1. Shantel Batiste, NPFamily Nurse Practitioner1700347531
  2. Teresa Garrison, M.D.Internal Medicine Physician1760748313
  3. Michael Guarisco, M.D.Internal Medicine Physician1699830539
  4. Melina Sapida, D.O.Family Medicine Physician1780881904
  5. Nichole Turner, FNP-BCFamily Nurse Practitioner1548900814

Verify Nerissa Trask Christian 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 AP09250    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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Bills Medicare through one group practice

  1. Centerwell Senior Primary Care LA PCSlidell, LA

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

Nerissa Trask Christian among 4,503 family nurse practitioner records in Louisiana

Nerissa Trask Christian, FNP-C is one of 4,503 family nurse practitioner records with a practice address in Louisiana. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 43% of them.

  • NPI issued2017 · 43% of these records are older, 51% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated2016 · median 2018 among the 2,959 with a school on file
  • Record last updated2026 · 46% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Louisiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

101 family nurse practitioner records list a practice address in Slidell

They are 101 of the 1,838 NPPES records with a practice address in Slidell, and 4,503 family nurse practitioner records in Louisiana.

All 4,503 in Louisiana → Every provider in Slidell → Family Nurse Practitioner nationwide →

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Heather Brooks, FNP-CSlidell, LA 704581306100672
  2. Jessica Brousse, A.P.R.N., F.N.P.-C.Slidell, LA 704581164790937
  3. Sheri Clunan, FNP-CSlidell, LA 704581497928592
  4. Casey Cox, FNPSlidell, LA 704581952662447
  5. Lloyd Gueringer, FNP-CSlidell, LA 704581801177985
  6. Tammi Labarre, NPSlidell, LA 704581992990626
  7. Ashley McGinnis, FNP-CSlidell, LA 704581750629432
  8. Linda Melerine, FNPSlidell, LA 704581992925242

Common questions

What is Nerissa Trask Christian, FNP-C's NPI number?

Nerissa Trask Christian, FNP-C's National Provider Identifier (NPI) is 1689105009, issued on Mar 27, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Nerissa Trask Christian, FNP-C located?

The NPPES record lists a practice address at 1300 Gause Blvd Ste C4, Slidell, LA, 70458. Phone: (985) 288-6419. Providers update this record themselves, so call before visiting.

How can I verify Nerissa Trask Christian, FNP-C's license?

NPPES lists Louisiana license number AP09250, as entered by the provider. Search the Louisiana board that licenses this profession; the NPPES record confirms identity 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.