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Peter Muigai Mwariri, APRN

NPI 1841994043ActiveIndividual· Nurse Practitioner, Psych/Mental Health· Saint Charles, MO

Nurse Practitioner, Psych/Mental Health (APRN) in Saint Charles, Missouri, licensed in MO, with an NPI issued in March 2023. Part D covered 437 prescriptions written in 2024, 90% of them generic.

Overview

NPI1841994043
StatusActive
Entity typeIndividual
CredentialAPRN
Sole proprietorNo
NPI issuedMar 30, 2023
Last updated in NPPESDec 4, 2023
Certified by providerDec 4, 2023

Specialties and licenses

TaxonomyCodeLicenseState
Nurse Practitioner, Psych/Mental Health Primary363LP0808X2023007559MO
Registered Nurse163W00000X2014022773MO

About license numbers in NPPES

Exclusion screening

ListResultDetails
HHS-OIG LEIE · Nov 10, 2026No matchChecked by NPI and by name + state
North Carolina Medicaid · Nov 11, 2026No match—
New York OMIG · Nov 11, 2026No match—
Ohio Medicaid · Nov 11, 2026No match—
Pennsylvania Medicheck · Nov 11, 2026No match—
Washington HCA · Nov 11, 2026No match—

Official OIG search · How matching works ·Bulk check a roster

Medicare

Enrollment (PECOS)Enrolled Practitioner - Nurse Practitioner (WA)

Part D prescriptions in 2024

Prescriptions (claims)437 · 487 30-day fills
Patients55
Total drug cost$107,155
Generic share90% of claims

Medicare sources and data years

Industry payments (Open Payments)

None reported for 2025 or 2024.

Receiving payments does not imply wrongdoing. What Open Payments covers ·original records

Other psychiatric nurse practitioners in Saint Charles

All 16 psychiatric nurse practitioners in Saint Charles · All psychiatric nurse practitioners in Missouri