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Dorothy F. Semonian, NP

NPI 1568497105ActiveIndividual· Nurse Practitioner, Family· Chelmsford, MA

Nurse Practitioner, Family (NP) with Stony Brook Primary Care LLC, practicing in Chelmsford, Massachusetts. Their prescriptions cost Medicare Part D more than their services did: $275,227 for 4,572 claims, against $25,916 paid for services in 2024. Phathom Pharmaceuticals, Inc. was the largest of 2 companies reporting payments in 2024, $195.44 in all, mostly food and beverage. Lists Lowell General Hospital as a hospital affiliation.

Overview

NPI1568497105
StatusActive
Entity typeIndividual
CredentialNP
Sole proprietorNo
NPI issuedJul 12, 2006
Last updated in NPPESNov 22, 2011

Specialties and licenses

TaxonomyCodeLicenseState
Nurse Practitioner, Family Primary363LF0000X192921MA

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 (MA)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients132
Services billed365 across 19 procedure codes
Paid by Medicare$25,916

Part D prescriptions in 2024

Prescriptions (claims)4,572 · 10,440 30-day fills
Patients582
Total drug cost$275,227
Generic share91% of claims

Medicare sources and data years

Education and affiliations

Graduation year1997
Medicare specialtyNurse Practitioner
TelehealthOffers telehealth

Medical group

Hospital affiliation

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2024$195.44 · 2 payments from 2 companies

Top paying companies in 2024

What the 2024 payments were for

  • Food and Beverage$195.44 · 2 payments

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

Other family nurse practitioners in Chelmsford

All 38 family nurse practitioners in Chelmsford · All family nurse practitioners in Massachusetts