NPI age
20 years
Enumerated 2006-05-22
● Active
Type 1 · Individual
Gregory David Dayton, PHD
Dayton is 1 of 585 psychologist providers in Houston and 1 of 3401 in Texas.
Primary specialty
Psychologist
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2008-03-27
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 · 2006 → 2026
2006-05Enumerated in NPPES
2006
2026
Where they practice
Practice location
12012 Wickchester Ln, Suite 550
Houston, TX 770791229
Mailing address
12012 Wickchester Ln, Suite 550
Houston, TX 770791229
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 |
|---|---|---|
| 01 (TX) | 87331A | BCBS DOMHA |
| 01 (TX) | 87348A | DOCS BCBS |
| 01 (TX) | 8J1062 | DOMHA MCR |
| 01 (TX) | 8J1589 | DOCS MCR |
| 01 (TX) | P00449569 | DOCS RR MCR |
Practice context
Part of a multi-provider practice. 27 other active providers share this practice address in NPPES.
Recently enumerated nearby: 6 new psychologist providers have been added in Houston in the last 180 days.
See all →
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- 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.