Active NPI
John Kent Dexter, MD
- Internal Medicine Physician
- Springfield, MO
National Provider Identifier
1205805538
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Internal Medicine Physician
- License
- R8794
- Practice address
- 3805 S Kansas Expy
Springfield, MO 65807-6988 - Phone
- (417) 890-7888
- Fax
- (417) 890-8827
- NPI assigned
- Mar 17, 2006
- Last updated
- Jul 13, 2026
- Sex
- Male
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Internal Medicine Physician | 207R00000X | R8794 | MO | Primary |
Addresses
Primary practice location
3805 S Kansas Expy
Springfield, MO 65807-6988
Mailing address
6260 S Hunters TRL
Springfield, MO 65810-1950
Phone (417) 890-9405
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| R8794 | MO | MD | Internal Medicine Physician |
| 123456 | MO | MD | Certified Registered Nurse Anesthetist |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Ozarks Medical Center | Past | Accepting new patients |
Organizations & group practices 1
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.
-
dba Ozarks Healthcare
- General Acute Care Hospital
- West Plains, MO
- NPI 1831115641
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1142553600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1205805538",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "6260 S HUNTERS TRL",
"city": "SPRINGFIELD",
"state": "MO",
"postal_code": "658101950",
"telephone_number": "417-890-9405",
"fax_number": "417-890-8827"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "3805 S KANSAS EXPY",
"city": "SPRINGFIELD",
"state": "MO",
"postal_code": "658076988",
"telephone_number": "417-890-7888",
"fax_number": "417-890-8827"
}
],
"practiceLocations": [],
"basic": {
"last_name": "DEXTER",
"first_name": "JOHN",
"middle_name": "KENT",
"name_prefix": "Dr.",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2006-03-17",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "207R00000X",
"taxonomy_group": "",
"desc": "Internal Medicine",
"state": "MO",
"license": "R8794",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Springfield, MO
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.