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

Aftermath Behavioral Health Il LLC

Organization Adult Mental Health Clinic/Center · NPI 1235051202

Aftermath Behavioral Health Il LLC is an Adult Mental Health Clinic/Center in O Fallon, Illinois. Registered with an NPI since 2026.

In the registry since
2026
Specialties on file
2
What do these letters mean?
LLC — Limited liability company
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

Practice location Address checks out

1668 Windham Way
O Fallon, IL 62269-3067
Phone: (617) 435-9783
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Adult Mental Health Clinic/Center (primary) Taxonomy 261QM0850X
Substance Use Disorder Rehabilitation Clinic/Center Taxonomy 261QR0405X

Record details

NPI number1235051202
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Matthew Ganem — Ceo · (617) 435-9783
NPI enumeratedJuly 29, 2026
Last updated in NPPESJuly 29, 2026
Certification dateJuly 29, 2026
Mailing address1668 Windham Way, O Fallon, IL 62269-3067

Other providers in O Fallon