Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. William Kevin Fallis, DC
Chiropractor in Troy, IL · enumerated 2005.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1255332342
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Registry record
Entity type Individual (Type 1)
Name Dr. William Kevin Fallis
Credential DC
Sex Male
Practice address 115 S Main St, Troy, IL, 62294
Phone (618) 667-7003
Enumeration date Aug 10, 2005
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 |
|---|---|---|---|
| 2660 | Other | MO | BLUE CROSS BLUE SHIELD |
| 6082088 | Other | IL | BULE CROSS BLUE SHEILD |
| 4407353 | Other | IL | UNITED HEALTH CARE |
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 William Fallis?
The National Provider Identifier (NPI) for William Fallis is 1255332342, a Type 1 (individual) record in the CMS NPPES registry.
Where does William Fallis practice?
The practice location on file with NPPES is in Troy, 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.