NPI age
9 years
Enumerated 2016-09-07
● Active
Type 1 · Individual
Daniel Singelyn, PSYD
Singelyn is 1 of 359 psychologist providers in Austin and 1 of 3401 in Texas.
Primary specialty
Psychologist
Plus 3 subspecialties
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2023-03-06
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
9 years
↓ 6 yr below median (15 yr)
State licenses
1 state
7% of peers hold multiple states
Subspecialties
3
In the 26% of peers with subspecialties
NPI lifetime · 2016 → 2026
2016-09Enumerated in NPPES
2016
2026
Where they practice
Practice location
508 Deep Eddy Ave
Austin, TX 787034555
Mailing address
2307 W 6th St
Los Angeles, CA 900573119
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...
-
PsychologistA psychologist is an individual who is licensed to practice psychology which is defined as the observation, description, evaluation, interpretation, and modification of human behavior by the application of psychological principles,...
-
PsychologistA psychologist who specializes in general practice and health service. It focuses on how people function both personally and in their relationships at all ages. Counseling psychology addresses the emotional, social, work, school and...
-
PsychologistA psychologist, certified/licensed at the independent practice level in his/her state, who is duly trained and experienced in the delivery of direct, preventative, assessment, and therapeutic intervention services to individuals whose...
Practice context
Part of a multi-provider practice. 28 other active providers share this practice address in NPPES.
Recently enumerated nearby: 10 new psychologist providers have been added in Austin in the last 180 days.
See all →
Provyx · Custom healthcare lists
Need all 3401 Psychologist 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.