Provider Profile

William M. Deihl, PhD

Unclaimed Profile

About Dr. Deihl

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Specialty

Mental Health Counselor (Primary)

Credentials & Licensing

NPI1346123023
NPI issued07/29/2025

License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.

Common questions

What does Dr. Deihl specialize in?

Dr. Deihl is a mental health counselor in Phoenix, AZ. That is the designation recorded for this NPI in the federal registry.

NPI registry

Where is Dr. Deihl located?

Dr. Deihl is listed at 14045 N 7Th St Ste 2, Phoenix, AZ 85022. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

What is Dr. Deihl's phone number?

The number on file is (602) 314-1907. Guide.md cannot book appointments or pass on messages — please call the office directly.

NPI registry

What is the NPI for Dr. Deihl?

Dr. Deihl's National Provider Identifier is 1346123023. 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

How much experience does Dr. Deihl have?

Dr. Deihl has 1+ years experience. Registered with an NPI since 2025. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.

NPI registry

Is Dr. Deihl's profile verified?

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

Guide.md

Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.