Dr. John Brennan, MD – Exeter, NH | Pulmonology - Doximity
Pulmonary Medicine • Exeter, NH
Clinic Type
Pulmonary Medicine
Address
3 Alumni Drive, Exeter, NH 03833
Phone
+1 603-775-0234
bd@doximity.com
Opening Hours
Not published — contact the clinic to confirm hours.
Services Offered
Team
Insurance & Payment
—
Languages Spoken
FAQs
What is the street address?
3 Alumni Drive, Exeter, NH 03833
What is the contact phone?
+1 603-775-0234
Awards & Accreditations
Social Media
Photos







What Patients Say
Overall sentiment across review platforms: mixed
- WebMD Care: 5 out of 5 (2)
Patients praise
- Some patients report positive experiences and attentive care
- Appreciation for thoroughness in diagnostic efforts
Common complaints
- Lack of communication and follow-up on test results
- Poor handling of appointment scheduling/cancellations
- Perceived lack of attentiveness during appointments
"No communication, zero follow up. I saw Dr. John Brennan and was transitioning to a new medication. Had tests run - never got the results despite calling to request them. Had an adverse reaction to the new medication and had to go to the ER, made Dr. Brennan aware and they never followed up with me. Incredibly poor service and care."
— LocalityBiz (User Review)"I went to see Dr. Brennan with a peculiar case of persistent fevers which didn't turn out to be related to lungs. However, he went above and beyond trying ..."
— Vitals (User Review)Synthesized from public review platforms as of Jul 11, 2026 — sources: [1][2][3][4].
In the News
- John F. Brennan, MD | Pathology — Jul 16, 2025
- Dr. John Duronville, MD – Laurinburg, NC | Nephrology — Oct 7, 2025
- NH Medical: Early lung cancer detection and treatment goes high tech | NH Medical | unionleader.com — Nov 12, 2025
- Donna Primera, MSN, APRN - LifeStance Health — Feb 20, 2026
- 🏥 Multiple Healthcare Jobs Now Hiring in Exeter, NH — Jun 28, 2026
Information sourced from the clinic's website as of July 11, 2026.
More pulmonary medicine clinics in Exeter
Exeter Hospital is a nonprofit, affiliate of Beth Israel Lahey Health in Exeter, NH. It operates as a 100-bed community hospital offering a full range of acute care services, including emergency, surgical, imaging, maternity, and cancer care, plus comprehensive breast health, cardiovascular, orthopedics, and other specialties. The hospital emphasizes quality and patient well-being and has a history dating back to 1896. It employs about 1,500 staff and hosts over 200 affiliated physicians, with roughly 32,700 annual ED visits and 5,750 annual admissions. For Lung & Respiratory Care specifically: - The hospital provides specialized pulmonary and respiratory services as part of its acute and outpatient care, aligned with its cardiopulmonary and oncology services. - Exeter Hospital is part of a larger network (Beth Israel Lahey Health) which may offer additional pulmonary resources and collaborations. If you’re seeking lung and respiratory care at Exeter, you’ll likely find: - Access to ER and inpatient pulmonary services - Diagnostic imaging and testing as standard components of respiratory evaluation - Multidisciplinary care through affiliated physicians and hospital programs Contact options and locations: - Main campus: 5 Alumni Drive, Exeter, NH 03833 - Main line and department contacts can be found on the Exeter Hospital site or by calling the campus numbers listed in their contact directory.
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