DR. WILLIAM MICHAEL DEIHL PHD
NPI 1346123023
Counselor - Mental Health in Phoenix, AZ

Q: What is William Deihl's NPI number?

The NPI number for William Deihl is 1346123023. It was assigned to this individual provider in the NPPES registry on July 29, 2025. The provider is also known as Dr. William Michael Deihl Phd.

Q: What is William Deihl's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.

Q: When was this NPI record last updated?

The NPPES record for William Deihl was last updated on August 5, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since July 29, 2025

14045 N 7TH ST STE 2, PHOENIX, AZ 85022(602) 314-1907 Get Directions Write a Review

NPPES record last updated: August 5, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Dr. William Michael Deihl Phd NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. WILLIAM MICHAEL DEIHL PHD (NPI 1346123023) is an individual mental health provider in Phoenix, Arizona and active in the NPI registry since July 2025.

NPPES Registry Identity

NPI1346123023

Entity TypeIndividualMale

Primary Taxonomy101YM0800X

Provider Legal NameDR. WILLIAM MICHAEL DEIHLCredential: PHD

Location Address14045 N 7TH ST STE 2Phoenix, AZ 85022-4387

Mailing Address14045 N 7th St Ste 2Phoenix, AZ 85022-4387 · (602) 314-1907

Phone(602) 314-1907

Sole ProprietorYes

Enumeration DateJuly 29, 2025

Last NPPES UpdateAugust 5, 2025

NPPES CertifiedAugust 5, 2025

✔ NPI 1346123023 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Mental HealthBehavioral Health & Social Service Providers

Taxonomy Code101YM0800X

14045 N 7TH ST STE 2, Phoenix, AZ 85022

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Other Names 1

Professional Name (2)Dr. William Michael Deihl Phd

Other Providers at the Same Location NPPES 4

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

NORTH VALLEY PEDIATRICS PC

Pediatrics

14045 N 7TH ST STE 2
PHOENIX, AZ 85022

Maricopa County (602) 482-7311

ADONAI OUTPATIENT TREATMENT CENTER LLC.

Clinic/Center (Mental Health (Including Community Mental Health Center))

14045 N 7TH ST STE 2
PHOENIX, AZ 85022

Maricopa County (602) 826-3684

DR. JOHN WILLIAM MILIONIS D.O.

Pediatrics

14045 N 7TH ST STE 2
PHOENIX, AZ 85022

Maricopa County (602) 482-7311

DR. LOUIS GERARD TRUNZO MD

Pediatrics

14045 N 7TH ST STE 2
PHOENIX, AZ 85022

Maricopa County (602) 482-7311

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is William Deihl's NPI number?

The NPI number for William Deihl is 1346123023. It was assigned to this individual provider in the NPPES registry on July 29, 2025. The provider is also known as Dr. William Michael Deihl Phd.

Where is William Deihl located?

William Deihl practices at 14045 N 7th St Ste 2, Phoenix, AZ 85022. The listed phone number is (602) 314-1907.

What is William Deihl's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.

When was this NPI record last updated?

The NPPES record for William Deihl was last updated on August 5, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.