Skip to content

Cornerstone Montgomery, Inc.

NPI 1659073963ActiveOrganization· Case Management· Prince Frederick, MD

Case Management in Prince Frederick, Maryland, registered in NPPES in March 2023. The authorized official on file is Michael Ostrowski, Billing Manager.

Overview

NPI1659073963
StatusActive
Entity typeOrganization
NPI issuedMar 20, 2023
Last updated in NPPESMar 20, 2023
Certified by providerMar 20, 2023

Specialties and licenses

TaxonomyCodeLicenseState
Case Management Primary251B00000X——

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)Not in the public enrollment file of Oct 1, 2026

Medicare sources and data years

Other Case Management providers in Prince Frederick

All Case Management providers in Maryland →