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

Melissa S Kostial-Janos PC

Organization Adult Mental Health Clinic/Center · NPI 1932577376

Melissa S Kostial-Janos PC is an Adult Mental Health Clinic/Center in Gurnee, Illinois. Licensed in Illinois. Registered with an NPI since 2015.

Licensed in
IL
In the registry since
2015
What do these letters mean?
PC — Professional corporation
A form of business registration, not a clinical qualification.

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Practice location Address checks out

135 N Greenleaf St Ste 228
Gurnee, IL 60031-3393
Phone: (224) 603-1199
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Adult Mental Health Clinic/Center (primary) Taxonomy 261QM0850X · Licence 149001506 (IL)

Record details

NPI number1932577376
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Melissa Kostial-Janos — President/ Owner · (224) 603-1199
Other names Melissa S Kostial-Janos Lcsw Acsw
NPI enumeratedSeptember 2, 2015
Last updated in NPPESSeptember 2, 2015
Mailing address1191 Blue Heron Cir, Antioch, IL 60002-6403

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