5
2 Ratings with 1 written Review
Summary
Dr. John Brennan is a Pulmonologist in Exeter, New Hampshire. Dr. Brennan is board certified in Internal Medicine, Critical Care Medicine and Pulmonary Medicine. His clinical interests include noninvasive ventilation, mechanical ventilation, sepsis, pulmonary hypertension, lung cancer, and endobronchial ultrasound (EBUS)
Quick Facts
- accepting new patients
- 24 years of experience
- speaks English
- Tufts University School Of Medicine
- 1 written review
- 3 specialties
- 12 areas of expertise
- 1 hospital affiliation
- 2 office locations
- Male
Office Locations
Dr. John Patrick Brennan has 2 locationsCore Physicians
3 Alumni DrExeter, NH 03833Mon8:30 am - 5:00 pm
Tue8:30 am - 5:00 pm
Wed8:30 am - 5:00 pm
Thu8:30 am - 5:00 pm
Fri8:30 am - 5:00 pm
SatClosed
SunClosed
Compare with Similar Doctors
 |  | | |
| Dr. John Patrick Brennan, MD | Rashmikaben Kalabhai Patel | Alexandra Marie Auciello | Karen Ann Tanona |
| Critical Care Medicine | Nurse Practitioner | Nurse Practitioner | Nurse Practitioner |
| Accepts New Patients | Accepts New Patients | ||
| 24 Years of Experience | |||
| No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option |
| Speaks English | |||
| Exeter , NH | Algonquin , IL | Nashua , NH | Methuen , MA |
| Med School: Tufts University School Of Medicine | |||
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Dr. John Patrick Brennan
Medical Specialties
Dr. John Patrick Brennan has the following 3 specialties
Specialty Expertise
Dr. John Patrick Brennan has the following 12 areas of expertise
Certifications, License, & Education
24 Years Experience
Dr. John Patrick Brennan holds an expired medical license in the state of New Hampshire.
Medical License
Medical Doctor with an expired medical license in the state of New Hampshire that expired in 2026.
Education & Training
Medical School
Graduated from Tufts University School Of Medicine in 2002.
NPI Number
Dr. Brennan's NPI number is 1851339071.
Similar doctors
Frequently Asked Questions
- Where is Dr. John Brennan's office located?
- Dr. John Brennan's office is located at 3 Alumni Dr, Exeter, NH, 03833.
- 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 is accepting new patients on Vitals. View Dr. John Brennan's profile on Vitals to make an appointment.
- How can I make an appointment with Dr. John Brennan?
- You can find contact information for Dr. John Brennan here on Vitals.
- Which hospitals is Dr. John Brennan affiliated with?
- Dr. John Brennan is affiliated with Exeter Hospital Inc.
Data Sources
This provider profile is built using data from:
- NPPES NPI Registry
- State medical licensing boards
- Healthcare system and provider network data
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.
