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Provider Profile

William Fiala, PhD

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At a glance

About Dr. Fiala

William Fiala, PhD is a psychologist based in Costa Mesa, CA. The provider's National Provider Identifier (NPI) is 1336055896.

Factual summary compiled by Guide.md from public records; not written by this provider.

Specialty

Psychologist (Primary)

Credentials & Licensing

CA · PsychologistBoard of Psychology
No. 17213CurrentExpires Sep 2028Since 2001
NPINational Provider Identifier
1336055896Issued 2026

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Common questions

What does Dr. Fiala specialize in?

Dr. Fiala is a psychologist in Costa Mesa, CA. That is the designation recorded for this NPI in the federal registry.

NPI registry

Where is Dr. Fiala located?

Dr. Fiala is listed at 1700 Adams Ave Ste 214, Costa Mesa, CA 92626. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

What is Dr. Fiala's phone number?

The number on file is (714) 957-1973. Contact the office directly to confirm availability and scheduling.

NPI registry

What is Dr. Fiala's NPI number?

Dr. Fiala's National Provider Identifier is 1336055896. 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

Has Dr. Fiala confirmed this information?

Not yet. This profile is built from public federal data and has not been confirmed by Dr. Fiala. If this is you, claiming it is free.

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