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DR. EVAN ALLAN KNAPP PSY.D.
NPI 1205922101
Psychologist - Clinical in Dallas, TX

Active since October 05, 2006
3417 GASTON AVE STE 815, DALLAS, TX 75246(214) 824-8878(214) 591-5949 Get Directions Write a Review

NPPES record last updated: October 2, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Dr. Evan Allan Knapp Psy.d. NPPES

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

DR. EVAN ALLAN KNAPP PSY.D. (NPI 1205922101) is an individual clinical provider in Dallas, Texas, licensed in Texas (24172) and active in the NPI registry since October 2006. He is a graduate of Other (1989).

NPPES Registry Identity

NPI1205922101
Entity TypeIndividualMale
Primary Taxonomy103TC0700X
Provider Legal NameDR. EVAN ALLAN KNAPPCredential: PSY.D.
Location Address3417 GASTON AVE STE 815Dallas, TX 75246-2034
Mailing Address3417 Gaston Ave Ste 815Dallas, TX 75246-2034 · (214) 824-8878 · Fax (214) 291-5949
Phone(214) 824-8878
Fax(214) 591-5949
Sole ProprietorYes
Medical School CMSOtherGraduated 1989
Enumeration DateOctober 5, 2006
Last NPPES UpdateOctober 2, 2025
NPPES CertifiedOctober 2, 2025
✔ NPI 1205922101 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 4

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code103TC0700X
License✔ Licensed in TX · 24172
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.
Also ListedPsychologist · Clinical Child & AdolescentTaxonomy 103TC2200X · License 24172 (TX)
Also ListedPsychologist · Health ServiceTaxonomy 103TH0100X · License 24172 (TX)
Also ListedHome HealthTaxonomy 251E00000X · License 24172 (TX)
3417 GASTON AVE STE 815, Dallas, TX 75246
Open in Google Maps ↗

Other Identifiers 2

Medicaid098447805TX
Medicaid149565702TX

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Evan Allan Knapp Psy.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID9436051034
PECOS Enrollment IDI20251105001760

Medicare Billing Reassignment

Medicare enrollment records show Evan Knapp reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Texas Family Psychology Associates, PC
Same address
Clinical
3417 GASTON AVE
Dallas, TX 75246
  • Reassigned Medicare billing, Texas enrollment
  • Medicare enrollment name: Texas Family Psychology Associates, P.C.
NPI 1396933172 (214) 824-8878

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

Other Providers at the Same Location NPPES 3

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

NWAMAKA NGUMEZI PMHNP
Nurse Practitioner (Psychiatric/Mental Health)
3417 GASTON AVE STE 815
DALLAS, TX 75246
Dallas County (214) 520-7575
DR. BARRY JAY FENTON M.D.
Psychiatry & Neurology (Psychiatry)
3417 GASTON AVE STE 815
DALLAS, TX 75246
Dallas County (214) 520-7575
BARRY J FENTON M.D., P.A.
Psychiatry & Neurology (Psychiatry)
3417 GASTON AVE STE 815
DALLAS, TX 75246
Dallas County (214) 520-7575

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 Evan Knapp's NPI number?

The NPI number for Evan Knapp is 1205922101. It was assigned to this individual provider in the NPPES registry on October 5, 2006.

Where is Evan Knapp located?

Evan Knapp practices at 3417 Gaston Ave Ste 815, Dallas, TX 75246. The listed phone number is (214) 824-8878.

What is Evan Knapp's specialty?

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

Is Evan Knapp enrolled in Medicare?

Yes. Evan Knapp is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Evan Knapp's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Evan Knapp reassigns Medicare benefits to Texas Family Psychology Associates, PC (Dallas, TX). The 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 Evan Knapp's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Evan Knapp was last updated on October 2, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.