Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Diamond Ruffin, LSW
Social Worker in Lake Villa, IL · enumerated 2022.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1891441648
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Registry record
Entity type Individual (Type 1)
Name Diamond Ruffin
Credential LSW
Sex Female
Practice address 420 W Grand Ave, Lake Villa, IL, 60046
Phone (847) 245-6475
Enumeration date Mar 1, 2022
Last updated in NPPES Mar 1, 2022
Taxonomy & licenses
104100000X Social Worker Behavioral Health & Social Service Providers · License 150106691 (IL) 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
What is the NPI number for Diamond Ruffin?
The National Provider Identifier (NPI) for Diamond Ruffin is 1891441648, a Type 1 (individual) record in the CMS NPPES registry.
Where does Diamond Ruffin practice?
The practice location on file with NPPES is in Lake Villa, IL. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Linda Paull Clinical Psychologist · Lake Villa, IL NPI 1235279761 Sandra Clavelli Clinical Psychologist · Lake Villa, IL NPI 1003023714 Sandra Venden Clinical Psychologist · Lake Villa, IL NPI 1144414715 Claudelle Glasgow Clinical Psychologist · Lake Villa, IL NPI 1699964197 Laura Ogurek Clinical Psychologist · Lake Villa, IL NPI 1487823209 Alison Rogers Psychologist · Lake Villa, IL NPI 1417479676 Jasmine Ward Mental Health Counselor · Lake Villa, IL NPI 1861362519
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2022-03-01.