● Active Type 1 · Individual

MRS. Megan Koster, LMSW

Social Worker·Nampa, ID· NPI 1083350128 · Enumerated 2022 · 4 years on NPI

Koster is 1 of 110 social worker providers in Nampa and 1 of 1613 in Idaho.

NPI age

4 years

Enumerated 2022-05-11

Primary specialty

Social Worker

Plus 1 subspecialty

Licensed in

1 state

Status

Active

No deactivations on record

Last NPPES update

2023-06-19

Source: monthly bulk 2026-05

Sole proprietor

Yes

Solo practice on file

How this provider compares

Across 1613 active social worker providers in Idaho.

NPI age

4 years

≈ at median (5 yr)

State licenses

1 state

1% of peers hold multiple states

Subspecialties

In the 11% of peers with subspecialties

NPI lifetime · 2022 → 2026

2022-05Enumerated in NPPES

2022 2026

Where they practice

Practice location

1009 W Sanetta St

Nampa, ID 836515047

📞 2085766464

Mailing address

5116 N Maplestone Ave

Meridian, ID 836466776

📞 9515338245

Specialties

Behavioral Health & Social Service Providers › Social Worker

Social Worker Primary

A social worker is a person who is qualified by a Social Work degree, and licensed, certified or registered by the state as a social worker to practice within the scope of that license. A social worker provides assistance and...

ID license #42169 taxonomy 104100000X
Clinic/Center

An entity, facility, or distinct part of a facility providing diagnostic, treatment, and prescriptive services related to mental and behavioral disorders in children and adolescents. Services may be provided to parents and family...

ID license #42169 taxonomy 261QM0855X

Practice context

Part of a multi-provider practice. 2 other active providers share this practice address in NPPES.

Recently enumerated nearby: 1 new social worker provider has been added in Nampa in the last 180 days. See all →

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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.