NPI age
19 years
Enumerated 2006-07-24
● Active
Type 1 · Individual
DR. Thomas K Speer, PH.D. D,ABSM
Speer is 1 of 2 sleep specialist, phd providers in Houston and 1 of 19 in Texas.
Primary specialty
Sleep Specialist, PhD
Plus 1 subspecialty
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2011-09-22
Source: monthly bulk 2026-05
Sole proprietor
Yes
Solo practice on file
How this provider compares
Across 19 active sleep specialist, phd providers in Texas.
NPI age
19 years
↑ 8 yr above median (11 yr)
State licenses
1 state
5% of peers hold multiple states
Subspecialties
1
In the 47% of peers with subspecialties
NPI lifetime · 2006 → 2026
2006-07Enumerated in NPPES
2006
2026
Where they practice
Practice location
4100 S Shepherd Dr
Houston, TX 770985316
Mailing address
22807 Two Rivers Ln, Suite 201
Katy, TX 774508684
Specialties
-
Sleep Specialist, PhD PrimarySleep medicine is a clinical specialty with a focus on clinical problems that require accurate diagnosis and treatment. The knowledge base of sleep medicine is derived from many disciplines including neuroanatomy, neurophysiology,...
-
PsychologistA 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...
Practice context
Part of a multi-provider practice. 9 other active providers share this practice address in NPPES.
Provyx · Custom healthcare lists
Need all 19 Sleep Specialist, PhD providers in Texas?
Get the full list as a CSV with verified work emails, direct phones, and LinkedIn URLs.
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.