TRAHAN COUNSELING, PLLC
NPI 1649624784
Psychologist - Clinical in San Marcos, TX

Q: What is Trahan Counseling, PLLC's NPI number?

The NPI number for Trahan Counseling, PLLC is 1649624784. It was assigned to this organization in the NPPES registry on April 14, 2016.

Q: What is Trahan Counseling, PLLC's specialty?

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

Active since April 14, 2016

631 MILL ST, SUITE 101, SAN MARCOS, TX 78666(717) 471-4493 Get Directions Write a Review

NPPES record last updated: April 14, 2016. Verified against the NPPES registry weekly; last sync: October 25, 2026.

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About Trahan Counseling, Pllc NPPES

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

TRAHAN COUNSELING, PLLC (NPI 1649624784) is a healthcare organization registered as a clinical in San Marcos, Texas and active in the NPI registry since April 2016. The organization lists Mark Trahan, Social Worker, as its authorized official.

NPPES Registry Identity

NPI1649624784

Entity TypeOrganization

Primary Taxonomy103TC0700X

Legal Business NameTRAHAN COUNSELING, PLLC

Location Address631 MILL ST, SUITE 101San Marcos, TX 78666-6732

Mailing Address4428 MatherKyle, TX 78640-9289 · (717) 471-4493

Phone(717) 471-4493

Organization SubpartNo

Authorized OfficialMark TrahanSocial Worker · (281) 935-0865

Enumeration DateApril 14, 2016

✔ NPI 1649624784 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers

Taxonomy Code103TC0700X

License✔ Licensed in TX · 36211

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 ListedSocial Worker · ClinicalTaxonomy 1041C0700X · License 41166 (TX)

631 MILL ST, San Marcos, TX 78666

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Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Accepted Insurance

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

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Trahan Counseling, Pllc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Trahan Counseling, PLLC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Lisa Trahan, PHD

Clinical Psychologist

NPI 1205298106

895 STATE FARM RD STE 403-7
Boone, NC 28607

(717) 471-4493

✔ PECOS✔ Accepts Medicare1,037 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 Trahan Counseling, PLLC's NPI number?

The NPI number for Trahan Counseling, PLLC is 1649624784. It was assigned to this organization in the NPPES registry on April 14, 2016.

Where is Trahan Counseling, PLLC located?

Trahan Counseling, PLLC is located at 631 Mill St Suite 101, San Marcos, TX 78666. The listed phone number is (717) 471-4493.

What is Trahan Counseling, PLLC's specialty?

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

Is Trahan Counseling, PLLC enrolled in Medicare?

Yes. Trahan Counseling, PLLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Trahan Counseling, PLLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Clinical Psychologist) reassigns their Medicare billing to Trahan Counseling, PLLC. 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. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Trahan Counseling, PLLC accept?

Health plans from Blue Cross and Blue Shield of NC list Trahan Counseling, PLLC 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 Trahan Counseling, PLLC was last updated on April 14, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.