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

Castlewood Treatment Center LLC

Organization Psychiatric Residential Treatment Facility · NPI 1336596832

Castlewood Treatment Center LLC is a Psychiatric Residential Treatment Facility in Ballwin, Missouri. Registered with an NPI since 2016.

In the registry since
2016
What do these letters mean?
LLC — Limited liability company
A form of business registration, not a clinical qualification.

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Practice location Address checks out

1268 Saint Paul Rd
Ballwin, MO 63021-8207
Phone: (636) 386-6633
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychiatric Residential Treatment Facility (primary) Taxonomy 323P00000X

Record details

NPI number1336596832
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Heather Wilhelm — Director Of Client Accounts · (143) 222-7441
Other names Alsana
NPI enumeratedMay 16, 2016
Last updated in NPPESOctober 10, 2023
Certification dateOctober 10, 2023
Mailing address1855 Bowles Ave Ste 210, Fenton, MO 63026-1900

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