Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
John Mark Vermillion, MD
Trauma Surgery Physician in Montgomery, AL · enumerated 2006 · practices at Central Alabama Internal Medicine Associates PA.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1659454254
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Registry record
Taxonomy & licenses
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 051007174 | Other | AL | BLUE CROSS BLUE SHIELD |
| 1881881266 | Other | AL | MSS NPI |
| 009913011 | Medicaid | AL | - |
| 051556225 | Medicaid | AL | - |
| 20-3204949 | Other | AL | MONTGOMERY SURGICAL SPEC |
| 510I020007 | Other | AL | MEDICARE PROVIDER |
| P00656756 | Other | AL | MEDICARE RAILROAD |
| 51001703 | Other | AL | BC/BS PROVIDER # |
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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Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2023-09-08.