DR. JOHN GAVIN HELTON MD
NPI 1417921156
Internal Medicine in Chesterfield, MO
About Dr. John Gavin Helton Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JOHN GAVIN HELTON MD (NPI 1417921156) is an individual internal medicine provider in Chesterfield, Missouri, licensed in Missouri (108803) and active in the NPI registry since February 2006. He is enrolled in Medicare PECOS and maintains a secondary practice location in Des Peres.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Other Identifiers 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. John Gavin Helton Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show John Helton reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Cuba, MO 65453
- Reassigned Medicare billing, Missouri enrollment
- 1,487 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 63017 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
CHESTERFIELD, MO 63017
CHESTERFIELD, MO 63017
CHESTERFIELD, MO 63017
CHESTERFIELD, MO 63017
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is John Helton's NPI number?
The NPI number for John Helton is 1417921156. It was assigned to this individual provider in the NPPES registry on February 16, 2006.
Where is John Helton located?
John Helton practices at 15740 S Outer 40 Rd, Chesterfield, MO 63017. The listed phone number is (636) 237-4361.
What is John Helton's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is John Helton enrolled in Medicare?
Yes. John Helton is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for John Helton's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Helton reassigns Medicare benefits to Mercy Clinic Springfield Communities (Cuba, MO). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for John Helton's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for John Helton was last updated on March 12, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Dr. John Gavin Helton, MD · NPI 1417921156
Internal Medicine physician in Chesterfield, Missouri. Individual provider, active in the CMS NPPES registry since February 16, 2006.
## Identity
- **NPI:** 1417921156 (Entity type: Individual)
- **Enumerated:** February 16, 2006
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 108803 (Missouri)
- **Sole proprietor:** No
## Practice location
- **Address:** 15740 S OUTER 40 RD, Chesterfield, MO 63017-2004
- **Phone:** (636) 237-4361
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Mercy Clinic Springfield Communities (NPI 1063541704, Cuba, MO), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** March 12, 2019
- **Other identifiers:** Other 110172606 (MO)
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Source: [NPI Profile](https://npiprofile.com/npi/1417921156) · Data from the CMS NPPES public registry.