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SIMONSEN & SHEPARD BEHAVIORAL HEALTH
NPI 1902131956
Psychologist - Clinical in Dallas, TX

Active since October 08, 2009
3811 TURTLE CREEK BLVD, SUITE 1925, DALLAS, TX 75219(214) 443-7808(214) 443-7807 Get Directions Write a Review

NPPES record last updated: December 28, 2017. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Simonsen & Shepard Behavioral Health NPPES

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

SIMONSEN & SHEPARD BEHAVIORAL HEALTH (NPI 1902131956) is a healthcare organization registered as a clinical in Dallas, Texas and active in the NPI registry since October 2009. The organization lists William D Shepard, Owner/partner, as its authorized official.

NPPES Registry Identity

NPI1902131956
Entity TypeOrganization
Primary Taxonomy103TC0700X
Legal Business NameSPIRIS GROUP LLC
Location Address3811 TURTLE CREEK BLVD, SUITE 1925Dallas, TX 75219
Mailing Address3811 Turtle Creek Blvd, Suite 1925Dallas, TX 75219 · (214) 443-7808 · Fax (214) 443-7807
Phone(214) 443-7808
Fax(214) 443-7807
Organization SubpartNo
Authorized OfficialWilliam D ShepardOwner/partner · (214) 443-7808
Enumeration DateOctober 8, 2009
Last NPPES UpdateDecember 28, 2017
✔ NPI 1902131956 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code103TC0700X
Definition
A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.
3811 TURTLE CREEK BLVD, Dallas, TX 75219
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Other Names 1

Doing Business AsSimonsen & Shepard Behavioral Health

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Simonsen & Shepard Behavioral Health is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

2

Medicare enrollment records show 2 clinicians reassign Medicare billing to Simonsen & Shepard Behavioral Health, which bills Medicare for the services they deliver. Of these, 1 practice at this address and 2 within 10 miles. They are listed nearest first.

Clinicians, nearest first (2)

Gregory Simonsen, PH.D.
Clinical Psychologist
NPI 1356306690
3811 TURTLE CREEK BLVD. SUITE 305
Dallas, TX 75219
(214) 443-7808
✔ PECOS✔ Accepts MedicareSame address
William Shepard, PH.D.
Clinical Psychologist
NPI 1548225899
8111 PRESTON RD STE 445
Dallas, TX 75225
(972) 392-9000
✔ PECOS✔ Accepts Medicare3.3 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Spiris Group LLC's NPI number?

The NPI number for Spiris Group LLC is 1902131956. It was assigned to this organization in the NPPES registry on October 8, 2009. The provider is doing business as Simonsen & Shepard Behavioral Health.

Where is Spiris Group LLC located?

Spiris Group LLC is located at 3811 Turtle Creek Blvd Suite 1925, Dallas, TX 75219. The listed phone number is (214) 443-7808.

What is Spiris Group LLC's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Is Spiris Group LLC enrolled in Medicare?

Yes. Spiris Group LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Spiris Group LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians, all in Clinical Psychologist, reassign their Medicare billing to Spiris Group LLC. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Of these, 1 practice at this address and 2 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Spiris Group LLC was last updated on December 28, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.