Dr. John Joseph St. John, D.C.

Dr. John Joseph St. John is a Chiropractor provider (Chiropractor) practicing in Chagrin Falls, OH, registered in the NPPES registry with NPI 1235346909 since 2007. The credential DC stands for Doctor of Chiropractic.

✓ Active NPI ✓ Valid NPI checksum

NPI	1235346909
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	4408930348
Fax	4408930354
Enumeration date	2007-05-16
Last updated in NPPES	2007-07-08

Taxonomy & licenses

Taxonomy code	Specialty	Primary	License	State
111N00000X	Chiropractor	Primary	3143	OH

DC — Doctor of Chiropractic: A licensed chiropractor focusing on musculoskeletal and nervous system disorders. About the DC credential

Copy-ready billing details

Provider: John St. John, D.C.
NPI: 1235346909
Taxonomy: 111N00000X (Chiropractor)
Address: 41 N MAIN ST, SUITE 206, Chagrin Falls, OH, 44022

Other providers at this practice address

NPI	Name	Type	Specialty	Location
1639120405	Frank Soltysiak	Individual	Dentist	Chagrin Falls, OH
1184831851	Tina St. John	Individual	Chiropractor	Chagrin Falls, OH

Verify this record

Cross-check NPI 1235346909 against the authoritative CMS record: view Dr. John Joseph St. John on the official NPPES registry .

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. Read the full guide or validate an NPI number.

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.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2007-07-08.