NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Mr. Billy Clay Foster, LCSW

Developmentally Disabled Services Day Training Agency in Monroe, LA · enumerated 2011.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1942591623

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Registry record

Entity type Individual (Type 1)
Name Mr. Billy Clay Foster
Credential LCSW
Sex Male
Practice address Monroe, LA, 71203
Enumeration date Apr 28, 2011
Last updated in NPPES Aug 26, 2019

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

251C00000X Developmentally Disabled Services Day Training Agency Agencies Primary
LCSW · Licensed Clinical Social Worker: A social worker licensed for clinical practice including mental-health therapy. About the LCSW credential

Other identifiers

Identifier Type State Issuer
1245448992 Medicaid LA -
1083821417 Medicaid LA -
1184863380 Medicaid LA -
1669690962 Medicaid LA -
1548498629 Medicaid LA -
1326282856 Medicaid LA -

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

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Frequently asked questions

Is this the official NPI registry?
No. NPI Portal is a private site built on public CMS NPPES data. The official registry is npiregistry.cms.hhs.gov, operated by CMS.
What specialty is Billy Foster?
Billy Foster is registered in NPPES with the primary taxonomy of Developmentally Disabled Services Day Training Agency. The taxonomy code describes the provider's classification and area of specialization for claims and credentialing.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2019-08-26.