Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. John Gavin Helton, MD

Individual provider Internal Medicine Physician · NPI 1417921156

Dr. John Gavin Helton, MD is an Internal Medicine Physician in Chesterfield, Missouri. Works from 2 locations. Licensed in Missouri.

Licensed in
MO
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

15740 S Outer 40 Rd
Chesterfield, MO 63017-2004
Phone: (636) 237-4361
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 1000 Des Peres Rd, Des Peres, MO 63131-2050 — (314) 821-1313

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 108803 (MO)

Record details

NPI number1417921156
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 16, 2006
Last updated in NPPESMarch 12, 2019

Other providers in Chesterfield