2
1 Rating
Summary
John Brennan specializes in internal medicine, bringing five and a half decades of clinical experience to patient care. They graduated from The Ohio State University for medical school and are fluent in English.
John Brennan practices in Columbus, Ohio. They focus on managing complex conditions such as advanced chronic kidney disease and anemia related to chronic illness. Their expertise includes performing essential diagnostic tests like complete blood counts and general blood work to monitor patient health. Patients rate them 2.0 out of 5 stars on Vitals.
John Brennan practices in Columbus, Ohio. They focus on managing complex conditions such as advanced chronic kidney disease and anemia related to chronic illness. Their expertise includes performing essential diagnostic tests like complete blood counts and general blood work to monitor patient health. Patients rate them 2.0 out of 5 stars on Vitals.
Overview based on verified provider data
Quick Facts
- 55 years of experience
- 6 insurance plans accepted
- speaks English
- The Ohio State University
- 1 specialty
- 1 office location
Patients’ Perspective
- Gave an accurate diagnosis
- Had a good bedside manner
- Spent time with me
Based on patient feedback. Read the reviews
Office Location
Compare with Similar Doctors
 |  | ||
| Dr. John Kelley Brennan | Dr. Inam Khan, DO | Dr. Joseph M. Geskey, DO | Dr. Adewumi Bakare DMSc, PA-C |
| Internal Medicine | Internal Medicine | Internal Medicine | Internal Medicine |
| Accepts New Patients | Accepts New Patients | Accepts New Patients | |
| 55 Years of Experience | 32 Years of Experience | ||
| No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option | Virtual Visit Available |
| Speaks English | Speaks English | Speaks English | Speaks English, Spanish, Yoruba, French, Russian, Arabic, Chinese, Chinese (Mandarin) |
| Columbus , OH | Columbus , OH | Columbus , OH | Mesquite , TX |
| Med School: The Ohio State University | Med School: University of New England College of Osteopathic Medicine | Med School: University of Lynchburg - DMSc | |
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Dr. John Kelley Brennan
Medical Specialties
Dr. John Kelley Brennan has the following specialty
Certifications, License, & Education
55 Years Experience
Education & Training
Medical School
Graduated from The Ohio State University in 1971.
NPI Number
Dr. Brennan's NPI number is 1043261316.
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Frequently Asked Questions
- How can I make an appointment with Dr. John Brennan?
- You can find contact information for Dr. John Brennan here on Vitals.
- Where is Dr. John Brennan's office located?
- Dr. John Brennan's office is located at 5969 E Broad St, Columbus, OH, 43213.
- Does Dr. John Brennan accept virtual/telehealth appointments?
- Dr. John Brennan has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
- Is Dr. John Brennan accepting new patients?
- Dr. John Brennan has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
- Does Dr. John Brennan accept my insurance?
- You can see the insurance plans that Dr. John Brennan accepts on their Vitals profile.
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