Psychologist in Belleville, IL
28 active Psychologist providers practice in Belleville, Illinois according to the latest NPPES snapshot. Profiles include the NPI number, taxonomy code, license state, and practice address.
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Frequently asked questions
How many Psychologist providers are in Belleville, IL?
The latest NPPES snapshot lists 28 active Psychologist providers with a practice address in Belleville, Illinois.
How do I check a Psychologist provider's NPI in Belleville?
Open a profile below to see the NPI number, taxonomy code, and practice address, then verify against the official NPPES registry — every profile links directly to the CMS record.
Source: CMS NPPES (public data). Snapshot 2026-07-10.