Summary

Dr. Martinez graduated from the University of Kansas School of Medicine in 1985. He works in Harrison, AR and specializes in Nephrology, Emergency Medicine and Internal Medicine. Dr. Martinez is affiliated with North Arkansas Regional Medical Center, Coxhealth Medical Center South, Cox Medical Center Branson and Select Specialty Hospital Springfield.

Quick Facts

  • accepting new patients
  • 4
  • 41 years of experience
  • speaks Spanish, Russian
  • University Of Kansas School Of Medicine
  • 1 written review
  • 3 specialties
  • 9 areas of expertise
  • 3 board certifications
  • 4 hospital affiliations
  • 1 office location
  • Male

Office Location

Harrison Dialysis

1409 Gladden StHarrison, AR 72601
Mon6:00 am - 3:30 pm
Tue6:00 am - 1:30 pm
Wed6:00 am - 3:30 pm
Thu6:00 am - 1:30 pm
Fri6:00 am - 3:30 pm
Sat6:00 am - 1:30 pm
SunClosed

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Dr. John Ray Martinez, MD
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Dr. John Ray Martinez, MDDr. Ryan Albrook VansickleDr. Jennifer Michelle Sadler, MDDr. Candice Marina Baldeo
NephrologyAnesthesiologyEmergency MedicineOncology
Accepts New Patients
4.1 
41 Years of Experience 13 Years of Experience 28 Years of Experience 17 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks Spanish, Russian Speaks English
Harrison , ARHarrison , ARMountain Home , ARHarrison , AR
Med School: University Of Kansas School Of Medicine Med School: University Of Minnesota Medical School Med School: University Of Arkansas For Medical Sciences College Of Medicine Med School: University Of The West Indies Faculty Of Medicine St Augustine Trinidad
Current Profile
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Insurance Plans Accepted by Dr. John Ray Martinez

  • Accepts Medicare

Medical Specialties

Dr. John Ray Martinez has the following 3 specialties

Specialty Expertise

Dr. John Ray Martinez has the following 9 areas of expertise

  • Chronic Kidney Disease (CKD)
  • Chronic Renal Disease
  • Dialysis
  • Emergency Medicine
  • End Stage Renal Disease (ESRD)
  • Hemodialysis
  • Internal Medicine
  • Kidney Biopsy
  • Urinalysis

Certifications, License, & Education

41 Years Experience

MEDICAL LICENSE

Medical Doctor, Missouri, 2026, Expired
Medical Doctor, Arkansas, 2027, Active

EDUCATION & TRAINING

Residency

University Of Kansas School Of Medicine

Medical School

University Of Kansas School Of MedicineGraduated in 1985

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Frequently Asked Questions

What languages does Dr. John Martinez speak?
Dr. John Martinez speaks Spanish and Russian.
Which hospitals is Dr. John Martinez affiliated with?
Dr. John Martinez is affiliated with North Arkansas Regional Medical Center, Coxhealth Medical Center South, Cox Medical Center Branson, and Select Specialty Hospital Springfield.
Where is Dr. John Martinez's office located?
Dr. John Martinez's office is located at 1409 Gladden St, Harrison, AR, 72601.
Does Dr. John Martinez accept my insurance?
You can see the insurance plans that Dr. John Martinez accepts on their Vitals profile.
How can I make an appointment with Dr. John Martinez?
You can find contact information for Dr. John Martinez here on Vitals.

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