NPI age
18 years
Enumerated 2008-03-07
● Active
Type 1 · Individual
Yaa-Serwa Williams, LICSW, LISW-CP
Williams is 1 of 576 social worker providers in Boise and 1 of 2000 in Idaho.
Primary specialty
Social Worker
Plus 2 subspecialties
Licensed in
SC, MA
2 states
Status
Active
No deactivations on record
Last NPPES update
2023-08-30
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 2000 active social worker providers in Idaho.
NPI age
18 years
↑ 8 yr above median (10 yr)
State licenses
2 states
Top 91% — 9% of peers are multi-state
Subspecialties
1
In the 29% of peers with subspecialties
NPI lifetime · 2008 → 2026
2008-03Enumerated in NPPES
2008
2026
Where they practice
Practice location
444 W Fort St Fl 2
Boise, ID 837024535
Mailing address
444 W Fort St Fl 2
Boise, ID 837024535
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...
-
CounselorDefinition to come...
Practice context
Part of a multi-provider practice. 44 other active providers share this practice address in NPPES.
Recently enumerated nearby: 12 new social worker providers have been added in Boise in the last 180 days.
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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.