Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of October 4, 2026.

Psychiatric Services of Southern Illinois, LLC

Organization Psychiatry Physician · NPI 1689991291

Psychiatric Services of Southern Illinois, LLC provides Psychiatry Physician services in Belleville, Illinois. Registered with an NPI since 2010.

In the registry since
2010
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

2900 Frank Scott Pkwy W Ste 990
Belleville, IL 62223-5000 Not confirmed with CMS for 16 years — call before visiting
Phone: (618) 236-6501
Fax: (618) 236-6551
Show map & directions

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

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X

Record details

NPI number1689991291
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Jeffrey Chalfant — Psychiatrist · (618) 236-6501
NPI enumeratedApril 23, 2010
Last updated in NPPESAugust 5, 2010
Mailing address2900 Frank Scott Pkwy W, Suite 990, Belleville, IL 62223-5000

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