Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Dean P Cherniak, DC
Chiropractor in Woodstock, IL · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1497804645
See something wrong? Report a correction
Registry record
Entity type Individual (Type 1)
Name Dr. Dean P Cherniak
Credential DC
Sex Male
Practice address 216 S Jefferson St, Apt 2n, Woodstock, IL, 60098
Phone (815) 426-0006
Enumeration date Jan 9, 2007
Last updated in NPPES Feb 6, 2017
Taxonomy & licenses
DC · Doctor of Chiropractic: A licensed chiropractor focusing on musculoskeletal and nervous system disorders.
About the DC 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 Dean Cherniak practice?
The practice location on file with NPPES is in Woodstock, IL. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Dean Cherniak?
The National Provider Identifier (NPI) for Dean Cherniak is 1497804645, a Type 1 (individual) record in the CMS NPPES registry.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2017-02-06.