Summary

Dr. John Demis is a family medicine physician who also specializes in nephrology, bringing expertise in both comprehensive primary care and kidney health to his practice. He earned his medical degree from the University of Texas Health Science Center at San Antonio Joe R & Teresa Lozano Long School of Medicine and has been practicing for nine years, developing extensive experience in caring for patients across all age groups.

Dr. Demis is affiliated with Naval Medical Center Portsmouth and provides care at multiple locations including Durham, North Carolina, Portsmouth, Virginia, and Norfolk, Virginia. His practice focuses on treating sleep-related conditions, including obstructive sleep apnea in both adults and children. He offers diagnostic services such as basic metabolic panels and lipid panels to help monitor overall health, and also provides acupuncture as part of his comprehensive treatment approach.

AI-generated from data on this provider profile.

Quick Facts

  • 9 years of experience
  • 3 insurance plans accepted
  • Univ Of Tx Hlth Sci Ctr At San Antonio Joe R & Teresa Lozano Long Schof Med
  • 2 specialties
  • 2 areas of expertise
  • 1 hospital affiliation
  • 4 office locations
  • Male

Office Locations

Dr. John Demis has 4 locations

Duke University Hospital

2301 Erwin RdDurham, NC 27705

Dr. John Demis

620 John Paul Jones CirPortsmouth, VA 23708

Sentara Norfolk General Hospital

600 Gresham DrNorfolk, VA 23507

Sentara Leigh Hospital

830 Kempsville RdNorfolk, VA 23502

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Dr. John Demis, MDDr. Shakeilla Smithbey, MDRoberto Valledor, MDNicole Baldwin, APRN, FNP-BC
Family MedicineFamily MedicineFamily MedicineFamily Medicine
Accepts New Patients Accepts New Patients Accepts New Patients
3.7 
9 Years of Experience 15 Years of Experience 19 Years of Experience 8 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English Speaks Spanish, English Speaks English
Durham , NCHouston , TXMission , TXOrlando , FL
Med School: Univ Of Tx Hlth Sci Ctr At San Antonio Joe R & Teresa Lozano Long Schof Med Med School: Howard University College Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. John Demis

  • Medicare
  • Medicare - Medicare
  • Tricare

Medical Specialties

Dr. John Demis has the following 2 specialties

Specialty Expertise

Dr. John Demis has the following 2 areas of expertise

  • General Practice
  • Nephrology

Certifications, License, & Education

9 Years Experience

MEDICAL LICENSE

Medical Doctor, North Carolina, 2026, Active

EDUCATION & TRAINING

Medical School

Univ Of Tx Hlth Sci Ctr At San Antonio Joe R & Teresa Lozano Long Schof MedGraduated in 2017

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Frequently Asked Questions

How can I make an appointment with Dr. John Demis?
You can find contact information for Dr. John Demis here on Vitals.
Does Dr. John Demis accept virtual/telehealth appointments?
Dr. John Demis has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Where is Dr. John Demis's office located?
Dr. John Demis's office is located at 2301 Erwin Rd, Durham, NC, 27705.
Which hospitals is Dr. John Demis affiliated with?
Dr. John Demis is affiliated with Naval Medical Center Portsmouth.
Does Dr. John Demis accept my insurance?
You can see the insurance plans that Dr. John Demis accepts on their Vitals profile.

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