0 reviews
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.
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 locationsCompare with Similar Doctors
![]() | ![]() | ![]() | ![]() |
| Dr. John Demis, MD | Dr. Shakeilla Smithbey, MD | Roberto Valledor, MD | Nicole Baldwin, APRN, FNP-BC |
| Family Medicine | Family Medicine | Family Medicine | Family Medicine |
| Accepts New Patients | Accepts New Patients | Accepts New Patients | |
| 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 , NC | Houston , TX | Mission , TX | Orlando , 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 | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Dr. John Demis
Medical Specialties
Dr. John Demis has the following 2 specialties
Specialty Expertise
Dr. John Demis has the following 2 areas of expertise
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
Similar doctors
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.
Ensuring Data Transparency and Trust: A Guide to Vitals Doctor Listings and Reviews
Our provider data is gathered directly from physicians and publicly available databases. Providers who verify their profiles gain the ability to update information, offering additional details about their specialties,education, treated conditions, performed procedures, and accepted insurances.
Reviews on Vitals are submitted by users only. Recognizing the valuable insights these reviews offer into a doctor's reputation, we maintain internal policies and protocols to ensure the quality and accuracy of all reviews. Importantly, providers cannot delete or alter reviews independently. Reviews can only be deleted or changed following an internal assessment by our customer service team.
Your feedback is highly valued and we encourage you to contact our support team should you encounter any issues.






