Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Christopher J Ash, D.O.
Surgery Physician in Grand Blanc, MI · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1295751550
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Registry record
Taxonomy & licenses
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 0989830005 | Other | MI | BLUE CROSS MEDICARE ADVAN |
| 114190226 | Medicaid | MI | - |
| 127404 | Other | MI | PREFERRED CHOICE |
| 7716221 | Other | MI | AETNA |
| 020046188 | Other | MI | PALMETTO GBA - RR MEDICAR |
| 0987784 | Other | MI | HEALTH PLUS |
| 0987784 | Other | MI | GENESEE HEALTH PLAN |
| 5750194 | Other | MI | BLUE CARE NETWORK |
| 382626202 | Other | MI | CARE CHOICES |
| 5250194 | Other | MI | BLUE CROSS |
| C7090 | Other | MI | MCARE |
| H10164 | Other | MI | HAP |
| 1006625 | Other | MI | MCLAREN HEALTH PLAN |
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 2009-05-01.