NPI age
6 years
Enumerated 2019-09-18
● Active
Type 1 · Individual
MR. Sebastian Washburn, LCSW
Washburn is 1 of 1857 social worker providers in Houston and 1 of 12911 in Texas.
Primary specialty
Social Worker
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2026-03-04
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 12911 active social worker providers in Texas.
NPI age
6 years
≈ at median (7 yr)
State licenses
1 state
7% of peers hold multiple states
Subspecialties
0
19% of peers hold subspecialties
NPI lifetime · 2019 → 2026
2019-09Enumerated in NPPES
2019
2026
Where they practice
Practice location
3120 Southwest Fwy Ste 619
Houston, TX 770984521
Mailing address
12337 Jones Rd Ste 256
Houston, TX 770704951
Additional practice locations
1 secondary location on file with NPPES.
Location 2
12337 Jones Rd Ste 256
Houston, TX 770704951
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: 44 new social worker providers have been added in Houston 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.