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Waleska Lynn Diaz, DNP, FNP-C

NPI 1629653217ActiveIndividual· Nurse Practitioner, Family· Chatham, NJ

Nurse Practitioner, Family (DNP, FNP-C) with Excel Urgent Care of Nj LLC and 1 other group, practicing in Chatham, New Jersey. 351 Medicare patients in 2024, $31,073 paid; nearly all of their 446 Part D prescriptions were generic (90%).

Overview

NPI1629653217
StatusActive
Entity typeIndividual
CredentialDNP, FNP-C
Sole proprietorNo
NPI issuedMar 15, 2021
Last updated in NPPESJun 16, 2021
Certified by providerJun 16, 2021

Specialties and licenses

TaxonomyCodeLicenseState
Nurse Practitioner, Family Primary363LF0000X26NJ01128200NJ

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 (NJ)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients351
Services billed751 across 46 procedure codes
Paid by Medicare$31,073

Part D prescriptions in 2024

Prescriptions (claims)446 · 448 30-day fills
Patients330
Total drug cost$4,422
Generic share90% of claims

Medicare sources and data years

Education and affiliations

Graduation year2021
Medicare specialtyNurse Practitioner

Medical groups

Source: CMS Care Compare

Industry payments (Open Payments)

None reported for 2025 or 2024.

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

Other family nurse practitioners in Chatham

All family nurse practitioners in New Jersey