Provider Profile
Wendell J. Callahan, PhD is a psychologist based in San Diego, CA. The provider's National Provider Identifier (NPI) is 1174141717.
Factual summary compiled by Guide.md from public records; not written by this provider.
5998 ALCALA PARK MRH 215
San Diego, CA 92110
Dr. Callahan is a psychologist in San Diego, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Dr. Callahan is listed at 5998 Alcala Park Mrh 215, San Diego, CA 92110. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (619) 573-0292. Contact the office directly to confirm availability and scheduling.
NPI registry
Dr. Callahan's National Provider Identifier is 1174141717. 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 6+ years experience. Registered with an NPI since 2020. 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
Guide.md listings do not constitute medical advice or an endorsement.