NPI age
3 years
Enumerated 2022-12-12
● Active
Type 1 · Individual
Melissa Larsen
Larsen is 1 of 128 social worker providers in Twin Falls and 1 of 2000 in Idaho.
Primary specialty
Social Worker
Licensed in
ID
1 state
Status
Active
No deactivations on record
Last NPPES update
2025-12-13
Source: monthly bulk 2026-05
Sole proprietor
Yes
Solo practice on file
How this provider compares
Across 2000 active social worker providers in Idaho.
NPI age
3 years
↓ 7 yr below median (10 yr)
State licenses
1 state
9% of peers hold multiple states
Subspecialties
0
29% of peers hold subspecialties
NPI lifetime · 2022 → 2026
2022-12Enumerated in NPPES
2022
2026
Where they practice
Practice location
133 Main Ave W Ste 500
Twin Falls, ID 833016580
Mailing address
133 Main Ave W Ste 500
Twin Falls, ID 833016580
Additional practice locations
1 secondary location on file with NPPES.
Location 2
222 Shoshone St E
Twin Falls, ID 833016105
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
Solo or small practice. No other active providers share this practice address in NPPES. This provider is listed as a sole proprietor.
Recently enumerated nearby: 1 new social worker provider has been added in Twin Falls 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.