Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Brett R Martin, D. C.
Chiropractor in St Charles, IL · enumerated 2010.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1639409261
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Registry record
Entity type Individual (Type 1)
Name Dr. Brett R Martin
Credential D. C.
Sex Male
Practice address 1601 E Main St Ste 1b, St Charles, IL, 60174
Phone (630) 377-4955
Fax (630) 377-4958
Enumeration date Jan 4, 2010
Last updated in NPPES Jan 4, 2010
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 Brett Martin practice?
The practice location on file with NPPES is in St Charles, IL. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Brett Martin?
The National Provider Identifier (NPI) for Brett Martin is 1639409261, a Type 1 (individual) record in the CMS NPPES registry.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2010-01-04.