Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. John Joseph St. John, D.C.
Chiropractor in Chagrin Falls, OH · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1235346909
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Registry record
Entity type Individual (Type 1)
Name Dr. John Joseph St. John
Credential D.C.
Sex Male
Practice address 41 N Main St, Suite 206, Chagrin Falls, OH, 44022
Phone (440) 893-0348
Fax (440) 893-0354
Enumeration date May 16, 2007
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
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 John St. John practice?
The practice location on file with NPPES is in Chagrin Falls, OH. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for John St. John?
The National Provider Identifier (NPI) for John St. John is 1235346909, 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 2007-07-08.