Psychologist in Johnston, IA

9 active Psychologist providers practice in Johnston, Iowa according to the latest NPPES snapshot. Profiles include the NPI number, taxonomy code, license state, and practice address.

No indexed providers to list yet — try the NPI search for IA.

Frequently asked questions

How many Psychologist providers are in Johnston, IA?
The latest NPPES snapshot lists 9 active Psychologist providers with a practice address in Johnston, Iowa.
How do I check a Psychologist provider's NPI in Johnston?
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.