NPI age
4 years
Enumerated 2021-12-08
● Active
Type 1 · Individual
MR. Dereck Alexander
Alexander is 1 of 190 social worker providers in Round Rock and 1 of 12911 in Texas.
Primary specialty
Social Worker
Plus 1 subspecialty
Licensed in
TX, NC
2 states
Status
Active
No deactivations on record
Last NPPES update
2025-06-06
Source: monthly bulk 2026-05
Sole proprietor
Yes
Solo practice on file
How this provider compares
Across 12911 active social worker providers in Texas.
NPI age
4 years
↓ 3 yr below median (7 yr)
State licenses
2 states
Top 92% — 7% of peers are multi-state
Subspecialties
0
19% of peers hold subspecialties
NPI lifetime · 2021 → 2026
2021-12Enumerated in NPPES
2021
2026
Where they practice
Practice location
551 S Interstate 35 Ste 200
Round Rock, TX 786642820
Mailing address
5900 Balcones Dr Ste 100
Austin, TX 787314298
Additional practice locations
1 secondary location on file with NPPES.
Location 2
3214 Central Ave
Charlotte, NC 282055882
Specialties
-
Social Worker PrimaryA social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be...
Practice context
Part of a multi-provider practice. 1 other active provider shares this practice address in NPPES.
Recently enumerated nearby: 9 new social worker providers have been added in Round Rock 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.