Summary

Dr. Gnann graduated from the Duke University School of Medicine in 1978. He works in Charleston, SC and 3 other locations and specializes in Infectious Disease and Internal Medicine. Dr. Gnann is affiliated with Piedmont Atlanta Hospital.

Quick Facts

  • 48 years of experience
  • 8 insurance plans accepted
  • University Of Alabama Hospital
  • 2 specialties
  • 11 areas of expertise
  • 2 board certifications
  • 1 hospital affiliation
  • 4 office locations
  • Male

Office Locations

Dr. John Wyatt Gnann has 4 locations

Musc University Hospital

169 Ashley AveCharleston, SC 29425

Musc University Hospital

171 Ashley AveCharleston, SC 29425
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

MUSC Health Rutledge Tower

135 Rutledge AveCharleston, SC 29425
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

Musc Health Ashley River Tower

25 Courtenay DrCharleston, SC 29425

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Dr. John Wyatt Gnann, MD
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Dr. John Wyatt Gnann, MDDr. Stephen Andrew Thacker, MDDr. Laurie Anne Graves, MDDr. Muhammad Afzal, MD
Infectious DiseaseInfectious DiseasePediatricsPediatrics
Accepts New Patients
48 Years of Experience 19 Years of Experience 11 Years of Experience 19 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Charleston , SCCharleston , SCCharleston , SCN Charleston , SC
Med School: Duke University School Of Medicine Med School: University Of North Carolina At Chapel Hill School Of Medicine Med School: Medical University Of South Carolina College Of Medicine Med School: King Edward Medical University
Current Profile
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Insurance Plans Accepted by Dr. John Wyatt Gnann

  • Blue Cross Blue Shield of South Carolina
  • Humana
  • Medicare
  • Medicare - Medicare
  • Molina Healthcare
  • Select Health of South Carolina
  • Select Health of South Carolina - Medicaid (Managed)
  • Tricare

Medical Specialties

Dr. John Wyatt Gnann has the following 2 specialties

Specialty Expertise

Dr. John Wyatt Gnann has the following 11 areas of expertise

  • AIDS/HIV (Acquired Immunodeficiency Syndrome)
  • Chickenpox
  • Fever
  • Hepatitis C
  • HIV Seropositivity
  • Human Immunodeficiency Virus (HIV/AIDS)
  • Immunization
  • Infection
  • Internal Medicine
  • Strep Infection (Streptococcal Infections)
  • Vaccination

Certifications, License, & Education

48 Years Experience

MEDICAL LICENSE

Medical Doctor, South Carolina, 2026, Active

EDUCATION & TRAINING

Residency

University Of Alabama Hospital

Medical School

Duke University School Of MedicineGraduated in 1978

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Frequently Asked Questions

Where is Dr. John Gnann's office located?
Dr. John Gnann's office is located at 169 Ashley Ave, Charleston, SC, 29425.
How can I make an appointment with Dr. John Gnann?
You can find contact information for Dr. John Gnann here on Vitals.
Does Dr. John Gnann accept virtual/telehealth appointments?
Dr. John Gnann has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Is Dr. John Gnann accepting new patients?
Dr. John Gnann has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
Does Dr. John Gnann accept my insurance?
You can see the insurance plans that Dr. John Gnann accepts on their Vitals profile.

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