Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Joseph P Refkin, D.C.
Chiropractor in Merrillville, IN · enumerated 2006 · practices at Joseph Refkin, D.C., P.C..
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1093750598
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Registry record
Taxonomy & licenses
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 100349380B | Medicaid | IN | - |
| 4670379 | Other | IN | AETNA |
| 000000185012 | Other | IN | ANTHEM - BCBS |
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.
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Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2011-02-11.