0 reviews
Summary
Dr. John Johnston is a family medicine physician with 55 years of clinical experience. They earned their medical degree from Tulane University School of Medicine and completed residency training at SC Medical Center. This extensive background has given Dr. Johnston deep expertise in comprehensive primary care for patients of all ages.
Dr. Johnston practices at HCA Healthcare Colleton Medical Center and maintains locations in Walterboro, South Carolina. They specialize in treating allergies and allergic reactions, including allergic rhinitis. Dr. Johnston performs allergen immunotherapy and sublingual immunotherapy to help patients manage their allergic conditions. They also provides cryotherapy for skin lesions as part of their comprehensive care approach.
Dr. Johnston practices at HCA Healthcare Colleton Medical Center and maintains locations in Walterboro, South Carolina. They specialize in treating allergies and allergic reactions, including allergic rhinitis. Dr. Johnston performs allergen immunotherapy and sublingual immunotherapy to help patients manage their allergic conditions. They also provides cryotherapy for skin lesions as part of their comprehensive care approach.
AI-generated from data on this provider profile.
Quick Facts
- 55 years of experience
- 5 insurance plans accepted
- Sc Medical Center
- 1 specialty
- 7 areas of expertise
- 1 board certification
- 1 hospital affiliation
- 2 office locations
Office Locations
Dr. John Blassingame Johnston has 2 locationsCompare with Similar Doctors
![]() | ![]() | ![]() | ![]() |
| Dr. John Blassingame Johnston, MD | Shanekwah Melville, DNP, APRN, FNP-C | Nicole Baldwin, APRN, FNP-BC | Dr. Shakeilla Smithbey, MD |
| Family Medicine | Family Medicine | Family Medicine | Family Medicine |
| Accepts New Patients | Accepts New Patients | Accepts New Patients | |
| 55 Years of Experience | 10 Years of Experience | 8 Years of Experience | 15 Years of Experience |
| No Virtual Visit Option | Virtual Visit Available | Virtual Visit Available | Virtual Visit Available |
| Speaks English, Spanish | Speaks English | Speaks English | |
| Walterboro , SC | Houston , TX | Orlando , FL | Houston , TX |
| Med School: Tulane University School Of Medicine | Med School: Howard University College Of Medicine | ||
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Dr. John Blassingame Johnston
Medical Specialties
Dr. John Blassingame Johnston has the following specialty
Specialty Expertise
Dr. John Blassingame Johnston has the following 7 areas of expertise
Certifications, License, & Education
55 Years Experience
EDUCATION & TRAINING
Residency
Sc Medical Center
Medical School
Tulane University School Of MedicineGraduated in 1971
Similar doctors
Frequently Asked Questions
- Which hospitals is Dr. John Johnston affiliated with?
- Dr. John Johnston is affiliated with Hca Healthcare Colleton Medical Center.
- Where is Dr. John Johnston's office located?
- Dr. John Johnston's office is located at 107 Church St, Walterboro, SC, 29488.
- Does Dr. John Johnston accept my insurance?
- You can see the insurance plans that Dr. John Johnston accepts on their Vitals profile.
- How can I make an appointment with Dr. John Johnston?
- You can find contact information for Dr. John Johnston here on Vitals.
- Is Dr. John Johnston accepting new patients?
- Dr. John Johnston has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
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.







