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Dr. John Brennan, MD

Columbus, OH

Accepting patients

    Who is Dr. Brennan, Internist in Columbus, OH?

    Dr. John Brennan, MD is an Internist, who primarily practices in Columbus, OH. He is board certified. Dr. Brennan is fluent in English and Russian, and is currently seeing new patients. To book an appointment or to confirm insurance options, please call Dr. Brennan’s office at (614) 864-6010.

    Where did Dr. Brennan go to medical school and complete their residency?

      What languages does Dr. Brennan speak?

      Dr. Brennan and their clinical team can communicate with patients in the following languages:

      • English

      • Russian

      Which conditions does Dr. Brennan treat as a Internist?

      As a Internist, conditions treated by an Dr. John Brennan may include:

      Please contact Dr. Brennan's office for more information or to schedule a consultation.

      Which procedures does Dr. Brennan perform as a Internist?

      As a Internist, procedures performed by an Dr. John Brennan may include:

      For detailed information, please contact Dr. Brennan's office.

      Does Dr. Brennan accept my insurance?

      Please contact Dr. Brennan's office to confirm accepted insurance plans.

      Where is Dr. Brennan's office located?

      Dr. John Brennan's Primary Practice

      5969 E Broad St Fl 2

      Columbus, OH 43213

      (614) 864-6010

      Get Directions

      What is Dr. Brennan's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.

      Dr. Brennan's National Provider Identifier (NPI) number is 1043261316.

      What common questions do patients ask about Dr. Brennan?

      Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Brennan

      What is Dr. John Brennan's specialty?

      Dr. Brennan is a Internist near Columbus, OH.

      A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

      Contact Dr. Brennan to book an appointment today.

      Is this Dr. John Brennan affiliated with a ranked Castle Connolly Top Hospital?

      No, Brennan is not affiliated with a Castle Connolly Top Hospital. Castle Connolly Top Hospitals are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals

      Where can I learn more about Internist?

      Explore Internist with insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.

      Is John Brennan accepting new patients in Columbus, OH?

      Yes, Dr. John Brennan is accepting new patients at this time.

      Does Dr. John Brennan offer online booking?

      Please contact Dr. Brennan's office at (614) 864-6010 for information about online booking, telehealth, or to schedule an appointment.

      How can I make an appointment with John Brennan?

      Please contact Dr. Brennan's office at (614) 864-6010 for information regarding telehealth appointment availability or for scheduling assistance.

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