Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Stephen Douglas Leek, DC
Chiropractor in West Frankfort, IL · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1841360864
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Registry record
Entity type Individual (Type 1)
Name Dr. Stephen Douglas Leek
Credential DC
Sex Male
Practice address 607 West Oak, West Frankfort, IL, 62896
Phone (618) 932-2137
Fax (618) 932-8815
Enumeration date Nov 8, 2006
Last updated in NPPES Jul 8, 2007
Taxonomy & licenses
DC · Doctor of Chiropractic: A licensed chiropractor focusing on musculoskeletal and nervous system disorders.
About the DC credential
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 135117 | Other | IL | HEALTHLINK |
| 2882009 | Other | IL | BLUE CROSS BLUE SHIELD |
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 Stephen Leek?
The National Provider Identifier (NPI) for Stephen Leek is 1841360864, a Type 1 (individual) record in the CMS NPPES registry.
Where does Stephen Leek practice?
The practice location on file with NPPES is in West Frankfort, 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.