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

Psychiatric Services of Southern Illinois, LLC

Organization Psychiatry Physician · NPI 1689991291

Psychiatric Services of Southern Illinois, LLC is a Psychiatry Physician 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
Phone: (618) 236-6501
Fax: (618) 236-6551
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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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