Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mr. John Arlen Bjerke, DC
Chiropractor in Viroqua, WI · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1841303450
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Registry record
Entity type Individual (Type 1)
Name Mr. John Arlen Bjerke
Credential DC
Sex Male
Practice address 820 North Main St, Viroqua, WI, 54665
Phone (608) 637-7177
Fax (608) 637-7177
Enumeration date Aug 16, 2006
Last updated in NPPES Jul 29, 2010
Taxonomy & licenses
DC · Doctor of Chiropractic: A licensed chiropractor focusing on musculoskeletal and nervous system disorders.
About the DC credential
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 38764500 | Medicaid | WI | - |
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 Bjerke?
The National Provider Identifier (NPI) for John Bjerke is 1841303450, a Type 1 (individual) record in the CMS NPPES registry.
Where does John Bjerke practice?
The practice location on file with NPPES is in Viroqua, WI. Providers can have multiple locations; NPPES lists the primary practice address.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2010-07-29.