NPI age
20 years
Enumerated 2005-07-30
● Active
Type 1 · Individual
Donald J. Brix, PHD
Brix is 1 of 394 psychologist providers in Dallas and 1 of 3401 in Texas.
Primary specialty
Psychologist
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2009-09-03
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 3401 active psychologist providers in Texas.
NPI age
20 years
↑ 5 yr above median (15 yr)
State licenses
1 state
7% of peers hold multiple states
Subspecialties
0
26% of peers hold subspecialties
NPI lifetime · 2005 → 2026
2005-07Enumerated in NPPES
2005
2026
Where they practice
Practice location
3310 Live Oak St, Behavioral Health & Social Services
Dallas, TX 752046153
Mailing address
Po Box 660599
Dallas, TX 752660599
Specialties
-
Psychologist PrimaryA 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...
Identifiers
| Type | Value | Notes |
|---|---|---|
| 05 (TX) | 128577713 | |
| 05 (TX) | 128577716 | |
| 05 (TX) | 128577708 | |
| 05 (TX) | 128577714 | |
| 05 (TX) | 128577707 | |
| 05 (TX) | 128577710 | |
| 05 (TX) | 128577704 | |
| 05 (TX) | 128577706 | |
| 05 (TX) | 128577715 | |
| 05 (TX) | 128577709 | |
| 05 (TX) | 128577711 | |
| 05 (TX) | 128577712 |
Practice context
Part of a multi-provider practice. 25 other active providers share this practice address in NPPES.
Recently enumerated nearby: 3 new psychologist providers have been added in Dallas in the last 180 days.
See all →
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Request a quote →How to verify this provider
- Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
- Check the state license is currently active.State licensing boards publish current status; NPPES does not.
- Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.