Whitney Denay Gilkey Mathison, PHD, LPC, NCC

Professional Counselor · The Colony, TX

Individual Active NPI

NPI number 1851625305

Practice location

6805 Main St Ste 430
The Colony, TX 75056-1156
Phone
(314) 301-9895

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NPI record

NPI
1851625305
Entity type
Individual (Type 1)
Enumeration date
September 30, 2009
Last updated
December 16, 2025
Certified
December 16, 2025
Sole proprietor
Yes

Specialties & taxonomy codes

TaxonomyCodeLicenseState
Professional Counselor Primary 101YP2500X 2006036529 MO
Professional Counselor 101YP2500X 80868 TX
Mental Health Counselor 101YM0800X 80868 TX
Mental Health Counselor 101YM0800X 2006036529 MO

Other practice locations (4)

  • 17330 Preston Rd Ste 200D, Dallas, TX 75252-6106 · (314) 301-9895
  • 7280 NW 87th Ter Ste C210, Kansas City, MO 64153-3720 · (646) 941-7645
  • 111 W Port Plz, Saint Louis, MO 63146-3011 · (323) 205-7088
  • 1123 Locust St, Saint Louis, MO 63101-1103 · (314) 301-9895

About Dr. Mathison

Whitney Denay Gilkey Mathison, PHD, LPC, NCC is a healthcare provider registered in the NPI registry with the primary taxonomy Professional Counselor (code 101YP2500X). The practice location is 6805 Main St Ste 430, The Colony, TX 75056-1156. The NPI number 1851625305 was assigned on September 30, 2009 and the record was last updated on December 16, 2025.

Dr. Mathison lists 4 licenses in the registry: #2006036529 (MO) for Professional Counselor; #80868 (TX) for Professional Counselor; #80868 (TX) for Mental Health Counselor; #2006036529 (MO) for Mental Health Counselor. License numbers are self-reported to NPPES; verify them with the state licensing board.

Frequently asked questions

What is the NPI number of Whitney Denay Gilkey Mathison, PHD, LPC, NCC?

The NPI number is 1851625305.

What is the phone number of Dr. Mathison?

The phone number listed for the practice location is (314) 301-9895.

Where is Dr. Mathison located?

6805 Main St Ste 430, The Colony, TX 75056-1156.

What is the taxonomy code for Dr. Mathison?

The primary taxonomy code is 101YP2500X – Professional Counselor; 3 more listed above.

Is this information correct?

All details come from the public NPPES registry. Providers can update their record at nppes.cms.hhs.gov; changes appear here after the next weekly update.

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