Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
John M Sullivan, DC
Chiropractor in Corpus Christi, TX · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1114049228
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Registry record
Entity type Individual (Type 1)
Name John M Sullivan
Credential DC
Sex Male
Practice address 3945 Us Highway 77, Corpus Christi, TX, 78410
Phone (361) 767-8332
Fax (361) 767-1465
Enumeration date Apr 6, 2007
Last updated in NPPES Mar 15, 2010
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
What is the NPI number for John Sullivan?
The National Provider Identifier (NPI) for John Sullivan is 1114049228, a Type 1 (individual) record in the CMS NPPES registry.
Where does John Sullivan practice?
The practice location on file with NPPES is in Corpus Christi, TX. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2010-03-15.