Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mr. David Nickolas Weis, LCPC
Psychologist in Forsyth, IL · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1861503864
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Registry record
Entity type Individual (Type 1)
Name Mr. David Nickolas Weis
Credential LCPC
Sex Male
Practice address 133 E Cox St, Forsyth, IL, 62535
Phone (217) 423-0750
Enumeration date Aug 31, 2006
Last updated in NPPES Jul 8, 2007
Taxonomy & licenses
103T00000X Psychologist Behavioral Health & Social Service Providers · License 0701001960 (VA) Secondary
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 David Weis?
The National Provider Identifier (NPI) for David Weis is 1861503864, a Type 1 (individual) record in the CMS NPPES registry.
Where does David Weis practice?
The practice location on file with NPPES is in Forsyth, IL. Providers can have multiple locations; NPPES lists the primary practice address.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.