Summary

Dr. John Diaz is a cardiovascular disease specialist with expertise in family medicine. He earned his medical degree from Universitat De Barcelona Facultat De Medicina and completed his residency at Columbus Hospital. With over five decades of medical practice, Dr. Diaz brings extensive experience to patient care. He is fluent in both Spanish and English.

Dr. Diaz practices at multiple locations throughout Naples, Florida, including affiliations with NCH Baker Hospital Downtown, NCH North Naples Hospital, Physicians Regional Medical Center Collier Boulevard, and Physicians Regional Medical Center Pine Ridge. His clinical focus includes treating high cholesterol in children and teens, addressing weakness, and managing hyperlipidemia. He performs various diagnostic procedures such as urine tests and incorporates physical therapy and strength training into patient treatment plans. Patients rate Dr. Diaz 3.9 out of 5 stars on average.

Overview based on verified provider data

Quick Facts

  • 3.9
  • 52 years of experience
  • speaks Spanish, English
  • Columbus Hospital
  • 3 written reviews
  • 2 specialties
  • 7 areas of expertise
  • 2 board certifications
  • 4 hospital affiliations
  • 5 office locations
  • Male

Office Locations

Dr. John Rufo Diaz has 5 locations

Millennium Physician Group - Naples Primary-Care

800 Goodlette-Frank Rd NNaples, FL 34102

Physicians Regional Medical Center Pine Ridge

6101 Pine Ridge RdNaples, FL 34119

Nch North Naples Hospital

11190 Health Park BlvdNaples, FL 34110

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Dr. John Rufo Diaz, MDDr. Dana Weisshaar, MDDr. Raghav Sharma, MDDr. Nitza I Alvarez, MD
Cardiovascular DiseaseCardiovascular DiseaseCardiovascular DiseaseCardiovascular Disease
Accepts New Patients Accepts New Patients Accepts New Patients
3.9 
4.9 
52 Years of Experience 37 Years of Experience 16 Years of Experience 23 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks Spanish, English Speaks English Speaks English, Hindi Speaks English, Spanish
Naples , FLCambridge , MAWinter Park , FLLady Lake , FL
Med School: Universitat De Barcelona Facultat De Medicina Med School: University of Toledo Medical School Med School: New York Medical College Med School: Universidad Central Del Caribe
Current Profile
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Insurance Plans Accepted by Dr. John Rufo Diaz

Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.

Medical Specialties

Dr. John Rufo Diaz has the following 2 specialties

Specialty Expertise

Dr. John Rufo Diaz has the following 7 areas of expertise

  • Check-up
  • Contraception
  • Family Medicine
  • Family Planning
  • Immunization
  • Influenza
  • Weight Loss

Certifications, License, & Education

52 Years Experience

MEDICAL LICENSE

Medical Doctor, Florida, 2026, Expired

EDUCATION & TRAINING

Residency

Columbus Hospital

Medical School

Universitat De Barcelona Facultat De MedicinaGraduated in 1974

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Frequently Asked Questions

Where is Dr. John Diaz's office located?
Dr. John Diaz's office is located at 800 Goodlette-Frank Rd N, Naples, FL, 34102.
Which hospitals is Dr. John Diaz affiliated with?
Dr. John Diaz is affiliated with Nch Baker Hospital Downtown, Nch North Naples Hospital, Physicians Regional Medical Center Collier Boulevard, and PHYSICIANS REGIONAL MEDICAL CENTER PINE RIDGE.
Does Dr. John Diaz accept virtual/telehealth appointments?
Dr. John Diaz has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Does Dr. John Diaz accept my insurance?
You can see the insurance plans that Dr. John Diaz accepts on their Vitals profile.
What languages does Dr. John Diaz speak?
Dr. John Diaz speaks Spanish and English.

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