Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Sara Witte, MSW, LCSW
Social Worker in Downers Grove, IL · enumerated 2014.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1639587249
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Registry record
Entity type Individual (Type 1)
Name Sara Witte
Credential MSW, LCSW
Sex Female
Practice address 1035 Grove St, Downers Grove, IL, 60515
Phone (708) 586-9154
Enumeration date Jul 28, 2014
Last updated in NPPES Sep 28, 2024
Taxonomy & licenses
104100000X Social Worker Behavioral Health & Social Service Providers · License 150.014959 (IL) Primary
LCSW · Licensed Clinical Social Worker: A social worker licensed for clinical practice including mental-health therapy.
About the LCSW credential
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 Sara Witte practice?
The practice location on file with NPPES is in Downers Grove, IL. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Sara Witte?
The National Provider Identifier (NPI) for Sara Witte is 1639587249, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-09-28.