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Alison Danielle Quammen, PA-C

NPI 1518275189ActiveIndividual· Physician Assistant, Medical· Billings, MT

Physician Assistant, Medical (PA-C) with Billings Clinic Specialty Supplies and Services, LLC, practicing in Billings, Montana. In 2024 Medicare paid $12,453 for 316 patients, and Part D covered 237 of their prescriptions, 86% of them generic. Genentech USA, Inc. reported $46.33 in payments in 2024, mostly food and beverage. Lists Billings Clinic Hospital as a hospital affiliation.

Overview

NPI1518275189
StatusActive
Entity typeIndividual
CredentialPA-C
Sole proprietorNo
NPI issuedSep 16, 2010
Last updated in NPPESDec 14, 2021
Certified by providerDec 14, 2021

Specialties and licenses

TaxonomyCodeLicenseState
Physician Assistant, Medical Primary363AM0700XMED-PAC-LIC-58146MT
Physician Assistant363A00000XMED-PAC-LIC-58146MT

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 - Physician Assistant (MT)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients316
Services billed338 across 7 procedure codes
Paid by Medicare$12,453

Part D prescriptions in 2024

Prescriptions (claims)237 · 257 30-day fills
Patients198
Total drug cost$5,987
Generic share86% of claims

Medicare sources and data years

Education and affiliations

Graduation year2010
Medicare specialtyPhysician Assistant

Medical group

Hospital affiliation

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2024$46.33 · 1 payment from 1 company

Top paying companies in 2024

CompanyAmountPayments
Genentech USA, Inc.$46.331

What the 2024 payments were for

  • Food and Beverage$46.33 · 1 payment

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

Other physician assistants in Billings

All 53 physician assistants in Billings · All physician assistants in Montana