Type 2 · Organization ✓ Active NPI ✓ Valid NPI checksum Organization subpart
Stephen J. Groth,MD,Inc
Clinic/Center in San Juan Capistrano, CA · enumerated 2010 · authorized official Stephen Groth, Owner.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1710218904
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Registry record
Taxonomy & classification
Authorized official
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 a Type 2 NPI?
What type of organization is Stephen J. Groth,MD,Inc?
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2010-01-27.