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Active NPI 1205805538 Individual Practitioner Male Practitioner

Dr. John Kent Dexter , MD

Internal Medicine • Springfield, MO

Professional Overview & Biography Verified Profile Summary

Dr. John Dexter, MD is a registered healthcare professional specializing in Internal Medicine in Springfield, MO. Practice services are available at 3805 S KANSAS EXPY under active NPI credentials.

Practice Location & Contact Primary Location

Practice Address

3805 S Kansas Expy

Springfield, MO 658076988

Telephone 4178907888
Fax 4178908827
Associated Practice Facility / Clinic
🏢 Banyan Group, Inc. Facility NPI 1508835893

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Springfield, MO

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 22.2 Yrs
State Avg: 25.5 Yrs
Regional Practice Density
147 Specialists

Practicing in Springfield, MO (2747 Statewide)

Telehealth Adoption Rate
12.2% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
67.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Medical Specialties & State Licenses

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License MO R8794

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

4 Associated Practitioners
Dr. Kathleen Farmer , PsyD

Clinical Neuropsychologist

NPI 1114996394

Doctor of Psychology (Psy.D.)

NPI 1437118296

Doctor of Psychology (Psy.D.)

Dr. Roger Cady , MD

Family Medicine

NPI 1558330878

Doctor of Medicine (M.D.)

Debra Arnold , PT

Physical Therapist

NPI 1639138621

Physical Therapist

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

6 Historical Events
NPI Profile Active July 08, 2007

NPI status registered as active in NPPES database

📍
Updated Practice Location July 08, 2007

Registered at 3805 S KANSAS EXPY, SPRINGFIELD, MO 658076988 (Tel: 4178907888)

📍
Updated Business Mailing Address July 08, 2007

Registered at 6260 S HUNTERS TRL, SPRINGFIELD, MO 658101950 (Tel: 4178909405)

👤
Provider Name / Credentials Updated July 08, 2007

Recorded as JOHN DEXTER, MD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) July 08, 2007

Internal Medicine (License #R8794 in MO)

🟢
Initial NPI Registration & Enumeration March 17, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1205805538
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: March 17, 2006
Last Update: July 13, 2026
Sole Proprietor: No

Mailing Address

6260 S Hunters Trl

Springfield, MO 658101950

Phone: 4178909405

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.