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Clarice Elizabeth Grens, APRN

NPI 1053492678ActiveIndividual· Nurse Practitioner, Psych/Mental Health· West Haven, CT

Nurse Practitioner, Psych/Mental Health (APRN) with Yale University and 1 other group, practicing in West Haven, Connecticut. Their prescriptions cost Medicare Part D more than their services did: $317,310 for 796 claims, against $17,041 paid for services in 2024. Pfizer Inc. reported $17.16 in payments in 2025, mostly education. Lists Bridgeport Hospital and 2 other hospitals as hospital affiliations.

Overview

NPI1053492678
StatusActive
Entity typeIndividual
CredentialAPRN
Sole proprietorNo
NPI issuedOct 18, 2006
Last updated in NPPESFeb 9, 2014

Specialties and licenses

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 (CT)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients119
Services billed258 across 3 procedure codes
Paid by Medicare$17,041

Part D prescriptions in 2024

Prescriptions (claims)796 · 1,037 30-day fills
Patients221
Total drug cost$317,310
Generic share89% of claims

Medicare sources and data years

Education and affiliations

Graduation year1999
Medicare specialtyNurse Practitioner
TelehealthOffers telehealth

Medical groups

Hospital affiliations

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$17.16 · 1 payment from 1 company
  • 2024$492.79 · 9 payments from 6 companies

Top paying companies in 2025

CompanyAmountPayments
Pfizer Inc.$17.161

What the 2025 payments were for

  • Education$17.16 · 1 payment

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

Other psychiatric nurse practitioners in West Haven

All 34 psychiatric nurse practitioners in West Haven · All psychiatric nurse practitioners in Connecticut