NPPES file of Aug 9, 2026

Catherine Nailaen Mepukori, NP

Psychiatric/Mental Health Nurse Practitioner · St Charles, MO

Catherine Nailaen Mepukori, NP is a psychiatric/mental health nurse practitioner with a practice address in St Charles, Missouri, and NPI 1003514563, issued on Feb 22, 2023. Check the license (Missouri 2023008021, as entered in NPPES) with the Missouri 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
1003514563
Name
Catherine Nailaen Mepukori
Credential
NP
Primary taxonomy
Psychiatric/Mental Health Nurse Practitioner 363LP0808X
License number
2023008021 MO
Self-reported in NPPES; status is on the state search
Practice location
4801 Weldon Spring Pkwy, St Charles, MO 63304
Phone
(314) 556-7612
Enumerated
Feb 22, 2023
Record last updated
Feb 27, 2024
Medicare enrollment
Enrolled (PECOS I20231116000167); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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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Verify Catherine Nailaen Mepukori in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Missouri board licenses this profession
    Search for license 2023008021
    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 Missouri license search

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10% fewer Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024

819 Medicare Part D claims for 201 beneficiaries, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D. Brand-name drugs were 3% of claims.

  1. Catherine Mepukori819
  2. Specialty average906

Most prescribed

  1. Sertraline Hcl78 claims
  2. Trazodone Hcl62 claims
  3. Buspirone Hcl61 claims
  4. Quetiapine Fumarate48 claims
  5. Aripiprazole40 claims
  6. Divalproex Sodium36 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: $61.41

3 payments; by number, the most common kind was food and beverage; the largest payer was Neurocrine Biosciences, Inc. The 23,362 providers of this specialty with any payment received $1,027.77 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Catherine Mepukori$61.41
  2. Specialty average$1,027.77

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

Bills Medicare through 2 group practices

  1. Mineral Area Psychiatric Services LLCFarmington, MO
  2. Missouri Medical Providers LLCFestus, MO

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

Catherine Nailaen Mepukori among 765 psychiatric/mental health nurse practitioner records in Missouri

Catherine Nailaen Mepukori, NP is one of 765 psychiatric/mental health nurse practitioner records with a practice address in Missouri. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 63% of them.

  • NPI issued2023 · 63% of these records are older, 27% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 65% of these records are
  • Graduated2022 · median 2021 among the 496 with a school on file
  • Record last updated2024 · 20% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP0808X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1 psychiatric/mental health nurse practitioner record lists a practice address in St Charles

They are 1 of the 73 NPPES records with a practice address in St Charles, and 765 psychiatric/mental health nurse practitioner records in Missouri.

The 8 psychiatric/mental health nurse practitioner records with the nearest ZIP codes

  1. Nancy Birtley, PMHNPSaint Peters, MO 633041689673956
  2. Danielle Dunyo, PMHNPWeldon Spring, MO 633041962166959
  3. Muhammad Idrees, APRNWeldon Spring, MO 633041154276145
  4. Amanda Kearney, PMHNP-BCWeldon Spring, MO 633041194271163
  5. Ulunma LawsonWeldon Spring, MO 633041619702776
  6. Sarah Lednick, APRNWeldon Spring, MO 633041013569532
  7. Christina Mitchell, PMHNP-BCWeldon Spring, MO 633041346090834
  8. Muhammad Ovais, FPMHNPWeldon Spring, MO 633041376236224

Common questions

What is Catherine Nailaen Mepukori, NP's NPI number?

Catherine Nailaen Mepukori, NP's National Provider Identifier (NPI) is 1003514563, issued on Feb 22, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Catherine Nailaen Mepukori, NP located?

The NPPES record lists a practice address at 4801 Weldon Spring Pkwy, St Charles, MO, 63304. Phone: (314) 556-7612. Providers update this record themselves, so call before visiting.

How can I verify Catherine Nailaen Mepukori, NP's license?

NPPES lists Missouri license number 2023008021, as entered by the provider. Search the Missouri board that licenses this profession; the NPPES record confirms identity only.

How much does Catherine Nailaen Mepukori, NP prescribe under Medicare Part D?

In 2024, Catherine Nailaen Mepukori, NP had 819 Medicare Part D claims for 201 beneficiaries; the average among psychiatric/mental health nurse practitioner prescribers was 906. 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.