John Barker M.D.
About this NPIWhat this record shows.
NPI 1063486975 is registered to John Barker M.D., a Gastroenterology practising at 1001 E. 21st St., Ste. 501 in Sioux Falls, South Dakota. Gastroenterology is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. John Barker M.D. has been enumerated in the National Provider Identifier (NPI) registry since 2006.
Your brand here.
Secondary identifiers
Additional identifiers this provider has registered with NPPES. Used by medical billers, credentialers, and insurance verifiers to cross-reference claims and enrollments.
Other
- 0005566SD· Issued by BLUE CROSS
- 8Z081BAMN· Issued by CC SYSTEMS/ BLUE PLUS
- 2210SD· Issued by DAKOTACARE
- 526065SD· Issued by ARAZ/ AMERICA'S PPO
- 160064MN· Issued by UCARE
- HP32306SD· Issued by HEALTHPARTNERS
- 100013213SD· Issued by RR MEDICARE
- 23422SD· Issued by SANFORD HEALTH PLAN
- 57105B002SD· Issued by WPS TRICARE
- 769171017545SD· Issued by PREFERRED ONE
- 22274SD· Issued by MIDLANDS CHOICE
- 2900237SD· Issued by MEDICA
- 8Z081BAMN· Issued by BLUE CROSS
Medicaid
Source: NPPES public registry.
Insurance & acceptsHow to confirm coverage.
The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans John Barker M.D. accepts. To confirm in-network status with your specific health plan, contact John Barker M.D. directly at (605) 322-8630.
Frequently asked
Yes. NPI 1063486975 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Gastroenterology is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy.
The CMS NPPES Public Registry at npiregistry.cms.hhs.gov is the authoritative source. FindMyNPI mirrors this dataset and refreshes monthly. For real-time verification, you can also call the provider's office at (605) 322-8630.
An individual healthcare provider has a single Type-1 NPI for life. Organisations can hold separate Type-2 NPIs per location, specialty, or sub-entity. John Barker M.D. is a Type-1 individual NPI.