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Blake Steven Chapman, DO

NPI 1205324209ActiveIndividual· General Practice· Moose Lake, MN

General Practice (DO) in Moose Lake, Minnesota, trained at Des Moines University of Osteopathic Medicine and Health Sciences (class of 2018). Their prescriptions cost Medicare Part D more than their services did: $196,589 for 2,265 claims, against $21,792 paid for services in 2024. Aimmune Therapeutics, Inc. was the largest of 2 companies reporting payments in 2025, $30.25 in all, mostly food and beverage.

Overview

NPI1205324209
StatusActive
Entity typeIndividual
CredentialDO
Sole proprietorYes
NPI issuedApr 25, 2018
Last updated in NPPESJun 3, 2022
Certified by providerJun 3, 2022

Specialties and licenses

About license numbers in NPPES

Exclusion screening

ListResultDetails
HHS-OIG LEIE · Oct 9, 2026No matchChecked by NPI and by name + state
North Carolina Medicaid · Nov 10, 2026No match—
New York OMIG · Nov 10, 2026No match—
Ohio Medicaid · Nov 10, 2026No match—
Pennsylvania Medicheck · Nov 10, 2026No match—
Washington HCA · Nov 10, 2026No match—

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

Medicare

Enrollment (PECOS)Enrolled Practitioner - Family Practice (MN)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients121
Services billed650 across 81 procedure codes
Paid by Medicare$21,792

Part D prescriptions in 2024

Prescriptions (claims)2,265 · 4,191 30-day fills
Patients305
Total drug cost$196,589
Generic share88% of claims

Medicare sources and data years

Education and affiliations

Medical schoolDes Moines University of Osteopathic Medicine and Health Sciences
Graduation year2018
Medicare specialtyFamily Practice
Secondary specialtiesEmergency Medicine

Medical group

Hospital affiliations

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$30.25 · 2 payments from 2 companies
  • 2024$51.50 · 2 payments from 2 companies

Top paying companies in 2025

CompanyAmountPayments
Aimmune Therapeutics, Inc.$16.741
Novo Nordisk Inc$13.511

What the 2025 payments were for

  • Food and Beverage$30.25 · 2 payments

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