Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Cornerstone Montgomery, Inc

Organization Mental Illness Community Based Residential Treatment Facility · NPI 1235730037

Cornerstone Montgomery, Inc is a Mental Illness Community Based Residential Treatment Facility in Silver Spring, Maryland. Registered with an NPI since 2020.

In the registry since
2020
What do these letters mean?
Inc — Incorporated
A form of business registration, not a clinical qualification.

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Practice location Address checks out

14531 Layhill Rd
Silver Spring, MD 20906-1914
Phone: (301) 598-3400
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Mental Illness Community Based Residential Treatment Facility (primary) Taxonomy 320800000X

Record details

NPI number1235730037
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Michael Ostrowski — Billing Supervisor · (301) 493-4200
NPI enumeratedNovember 6, 2020
Last updated in NPPESNovember 6, 2020
Certification dateNovember 4, 2020
Mailing address6040 Southport Dr, Bethesda, MD 20814-1848

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