# John D Barker, JR., M.D

Source: https://ourhealthnetwork.com/doctor/john-barker-m-d-1063486975
NPI: 1063486975
Data source: CMS NPI Registry (NPPES), refreshed monthly

## Quick facts

John D Barker, JR., M.D is a gastroenterology based in Sioux Falls, SD with NPI 1063486975.

## Profile

- Primary specialty: Gastroenterology
- Credential: M.D
- Gender: Male
- NPI: 1063486975 ([NPPES record](https://npiregistry.cms.hhs.gov/provider-view/1063486975))

## Practice and contact

- Address: 1001 E. 21st St., Ste. 501, Sioux Falls, SD, 57105
- Phone: (605) 322-8630

## Related on OurHealthNetwork

- [More Gastroenterology doctors in SIOUX FALLS, SD](https://ourhealthnetwork.com/gastroenterology/sd/sioux-falls)
- [Find insurance plans that cover this doctor](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1063486975)
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- [About our data and methodology](https://ourhealthnetwork.com/methodology)