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HALLMARK PSYCHOLOGICAL SERVICES, PLLC
NPI 1780455493
Clinic/Center - Mental Health (Including Community Mental Health Center) in Houston, TX

Active since January 11, 2024
1901 POST OAK PARK DR APT 8201, HOUSTON, TX 77027(917) 509-5103 Get Directions Write a Review

NPPES record last updated: January 11, 2024. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Hallmark Psychological Services, Pllc NPPES

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

HALLMARK PSYCHOLOGICAL SERVICES, PLLC (NPI 1780455493), doing business as Hallmark Psychological Services, is a healthcare organization registered as a mental health (including community mental health center) in Houston, Texas and active in the NPI registry since January 2024. The organization lists Charles Hallmark, Psychologist, as its authorized official.

NPPES Registry Identity

NPI1780455493
Entity TypeOrganization
Primary Taxonomy261QM0801X
Legal Business NameHALLMARK PSYCHOLOGICAL SERVICES, PLLC
Location Address1901 POST OAK PARK DR APT 8201Houston, TX 77027-3373
Mailing Address1901 Post Oak Park Dr # 201Houston, TX 77027-3323 · (917) 509-5103
Phone(917) 509-5103
Organization SubpartNo
Authorized OfficialCharles HallmarkPsychologist · (917) 509-5103
Enumeration DateJanuary 11, 2024
NPPES CertifiedJanuary 11, 2024
✔ NPI 1780455493 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/Center · Mental Health (Including Community Mental Health Center)Ambulatory Health Care Facilities
Taxonomy Code261QM0801X
1901 POST OAK PARK DR APT 8201, Houston, TX 77027
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Other Names 1

Doing Business AsHallmark Psychological Services

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 Hallmark Psychological Services, PLLC's NPI number?

The NPI number for Hallmark Psychological Services, PLLC is 1780455493. It was assigned to this organization in the NPPES registry on January 11, 2024. The provider is doing business as Hallmark Psychological Services.

Where is Hallmark Psychological Services, PLLC located?

Hallmark Psychological Services, PLLC is located at 1901 Post Oak Park Dr Apt 8201, Houston, TX 77027. The listed phone number is (917) 509-5103.

What is Hallmark Psychological Services, PLLC's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Mental Health (Including Community Mental Health Center), with taxonomy code 261QM0801X.

When was this NPI record last updated?

The NPPES record for Hallmark Psychological Services, PLLC was last updated on January 11, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.