Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Libby Jo Sleaford, LMSW
Social Worker in Zeeland, MI · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1740378363
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Registry record
Entity type Individual (Type 1)
Name Libby Jo Sleaford
Credential LMSW
Sex Female
Practice address Medical Office Building, 8333 Felch Street Ste 201, Zeeland, MI, 49464
Phone (616) 741-3790
Enumeration date Oct 10, 2006
Last updated in NPPES Jul 9, 2007
Taxonomy & licenses
104100000X Social Worker Behavioral Health & Social Service Providers · License 6801066767 (MI) Primary
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.
Frequently asked questions
Where does Libby Sleaford practice?
The practice location on file with NPPES is in Zeeland, MI. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Libby Sleaford?
The National Provider Identifier (NPI) for Libby Sleaford is 1740378363, a Type 1 (individual) record in the CMS NPPES registry.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-09.