DIANE JANICE WILLIS PHD
NPI 1306016118
Psychologist - Clinical Child & Adolescent in Norman, OK

Q: What is Diane Willis's NPI number?

The NPI number for Diane Willis is 1306016118. It was assigned to this individual provider in the NPPES registry on March 7, 2008.

Q: What is Diane Willis's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical Child & Adolescent, with taxonomy code 103TC2200X.

Q: When was this NPI record last updated?

The NPPES record for Diane Willis was last updated on March 7, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 years 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 March 07, 2008

4520 RIDGELINE DR, NORMAN, OK 73072(405) 364-9091 Get Directions Write a Review

NPPES record last updated: March 7, 2008. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Diane Janice Willis Phd NPPES

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

DIANE JANICE WILLIS PHD (NPI 1306016118) is an individual clinical child & adolescent provider in Norman, Oklahoma, licensed in Oklahoma (164) and active in the NPI registry since March 2008.

NPPES Registry Identity

NPI1306016118

Entity TypeIndividualFemale

Primary Taxonomy103TC2200X

Provider Legal NameDIANE JANICE WILLISCredential: PHD

Location Address4520 RIDGELINE DRNorman, OK 73072-1729

Mailing Address4520 Ridgeline DrNorman, OK 73072-1729 · (405) 364-9091

Phone(405) 364-9091

Sole ProprietorNo

Enumeration DateMarch 7, 2008

✔ NPI 1306016118 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · Clinical Child & AdolescentBehavioral Health & Social Service Providers

Taxonomy Code103TC2200X

License✔ Licensed in OK · 164

Definition

A psychologist who develops and applies scientific knowledge to the delivery of psychological services to infants, toddlers, children and adolescents within their social context. Of particular importance to the specialty of clinical child psychology is an understanding of the basic psychological needs of children and adolescents, and how the family and other social contexts influence the socio-emotional adjustment, cognitive development, behavioral adaptation and health status of children and adolescents.

4520 RIDGELINE DR, Norman, OK 73072

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Other Identifiers 1

Medicaid1202405OK

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Oklahoma.Insurance ›

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 Diane Willis's NPI number?

The NPI number for Diane Willis is 1306016118. It was assigned to this individual provider in the NPPES registry on March 7, 2008.

Where is Diane Willis located?

Diane Willis practices at 4520 Ridgeline Dr, Norman, OK 73072. The listed phone number is (405) 364-9091.

What is Diane Willis's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical Child & Adolescent, with taxonomy code 103TC2200X.

What insurance does Diane Willis accept?

Health plans from Blue Cross and Blue Shield of Oklahoma list Diane Willis as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Diane Willis was last updated on March 7, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 years 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.