Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Bryan F Guignon, DPM
Podiatrist in O Fallon, IL · enumerated 2016.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1831551555
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Registry record
Entity type Individual (Type 1)
Name Bryan F Guignon
Credential DPM
Sex Male
Practice address 4905 Stone Falls Ctr Ste B, O Fallon, IL, 62269
Phone (618) 277-0001
Enumeration date Mar 22, 2016
Last updated in NPPES Feb 17, 2023
Taxonomy & licenses
213E00000X Podiatrist Podiatric Medicine & Surgery Service Providers · License 016.005824 (IL) Primary
DPM · Doctor of Podiatric Medicine: A physician specializing in medical and surgical care of the foot and ankle.
About the DPM 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 Bryan Guignon practice?
The practice location on file with NPPES is in O Fallon, IL. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Bryan Guignon?
The National Provider Identifier (NPI) for Bryan Guignon is 1831551555, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2023-02-17.