DR. WILLIAM RANDOLPH BILLINGSLEY PH.D.
NPI 1750401972
Psychologist - Health Service in Fort Worth, TX

Q: What is William Billingsley's NPI number?

The NPI number for William Billingsley is 1750401972. It was assigned to this individual provider in the NPPES registry on March 30, 2007.

Q: What is William Billingsley's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Health Service, with taxonomy code 103TH0100X.

Active since March 30, 2007PECOS EnrolledAccepts Medicare Assignment

1810 8TH AVE STE B-10, FORT WORTH, TX 76110(817) 688-3788(817) 738-8866 Get Directions Write a Review

NPPES record last updated: December 4, 2025. Verified against the NPPES registry weekly; last sync: August 30, 2026.

Record update history: Dec 4, 2025, Sep 11, 2025 (2 updates tracked since 2025).

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About Dr. William Randolph Billingsley Ph.d. NPPES

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

DR. WILLIAM RANDOLPH BILLINGSLEY PH.D. (NPI 1750401972) is an individual health service provider in Fort Worth, Texas, licensed in Texas (2-3146) and active in the NPI registry since March 2007. He is enrolled in Medicare PECOS and is a graduate of Texas Tech University Health Science Center School Of Medicine (1984).

NPPES Registry Identity

NPI1750401972

Entity TypeIndividualMale

Primary Taxonomy103TH0100X

Provider Legal NameDR. WILLIAM RANDOLPH BILLINGSLEYCredential: PH.D.

Location Address1810 8TH AVE STE B-10Fort Worth, TX 76110-1352

Mailing Address1810 8th Ave Ste B-10Fort Worth, TX 76110-1352 · (817) 688-3788 · Fax (817) 738-8866

Phone(817) 688-3788

Fax(817) 738-8866

Sole ProprietorYes

Medical School CMSTexas Tech University Health Science Center School Of MedicineGraduated 1984

Enumeration DateMarch 30, 2007

Last NPPES UpdateDecember 4, 20252 updates tracked since enumeration

NPPES CertifiedDecember 4, 2025

✔ NPI 1750401972 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyPsychologist · Health ServiceBehavioral Health & Social Service Providers

Taxonomy Code103TH0100X

License✔ Licensed in TX · 2-3146

Definition

A psychologist, certified/licensed at the independent practice level in his/her state, who is duly trained and experienced in the delivery of direct, preventative, assessment, and therapeutic intervention services to individuals whose growth, adjustment, or functioning is actually impaired or is demonstrably at high risk of impairment (1974).

Also ListedPsychologistTaxonomy 103T00000X · License 2-3146 (TX)

Also ListedPsychologist · ClinicalTaxonomy 103TC0700X · License 2-3146 (TX)

1810 8TH AVE STE B-10, Fort Worth, TX 76110

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Other Identifiers 1

MedicaidP00121-E5TX

Accepted Insurance

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

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. William Randolph Billingsley Ph.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID7416004585

PECOS Enrollment IDI20090406000570

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

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 Billingsley's NPI number?

The NPI number for William Billingsley is 1750401972. It was assigned to this individual provider in the NPPES registry on March 30, 2007.

Where is William Billingsley located?

William Billingsley practices at 1810 8th Ave Ste B-10, Fort Worth, TX 76110. The listed phone number is (817) 688-3788.

What is William Billingsley's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Health Service, with taxonomy code 103TH0100X.

Is William Billingsley enrolled in Medicare?

Yes. William Billingsley is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does William Billingsley accept?

Health plans from Blue Cross and Blue Shield of Texas list William Billingsley 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 William Billingsley was last updated on December 4, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.