No biography has been added yet. Is this you? Claim this profile to add one.
Source: NPPES NPI Registry
4365 LAWN AVE STE 8
Western Springs, IL 60558
Dr. Callahan is a clinical social worker in Western Springs, IL. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “Clinical Social Worker”.
NPI registry
Dr. Callahan is listed at 4365 LAWN AVE STE 8, Western Springs, IL 60558. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (773) 888-2602. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Dr. Callahan's National Provider Identifier is 1952005621. 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 3+ years experience. Registered with an NPI since 2023. 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
Verify your identity to control how patients — and AI assistants — describe you.
Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.