Provider Profile
Gayle V. Callahan, PhD is a psychologist based in Peoria, IL. Gayle is also listed as specializing in psychologist — clinical. The provider's National Provider Identifier (NPI) is 1538262191.
Factual summary compiled by Guide.md from public records; not written by this provider.
6615 N BIG HOLLOW RD
Peoria, IL 61615
Dr. Callahan is a psychologist in Peoria, IL. That is the designation recorded for this NPI in the federal registry.
NPI registry
Dr. Callahan is listed at 6615 N Big Hollow Rd, Peoria, IL 61615. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (309) 692-6622. Contact the office directly to confirm availability and scheduling.
NPI registry
Dr. Callahan's National Provider Identifier is 1538262191. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Dr. Callahan has 20+ years experience. Registered with an NPI since 2006. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Callahan. If this is you, claiming it is free.
Guide.md
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