Dr. Claire Lonergan DO

  • Internal Medicine Manchester, NH

Patient Reviews

Reviews reflect patients' level of satisfaction with the care they received from this provider. Dr. Claire Lonergan does not yet have any reviews.

Have you seen Dr. Claire Lonergan before?
Be the first to review!


Dr. Claire Lonergan, DO is a Doctor primarily located in Manchester, NH, with other offices in Newport News, VA and Manchester, NH. She has 27 years of experience. Her specialties include Internal Medicine. Dr. Lonergan is affiliated with Mary Hitchcock Memorial Hospital, Elliot Hospital and Catholic Medical Center. She speaks English.


Find out the languages this doctor/ or staff may speak.


Learn where this doctor attended medical school.

Specialties & Expertise

Dr. Claire Lonergan has the following 1 area of expertise and 1 specialty.

Internal Medicine

An internist is a physician who focuses on the diagnosis and treatment of conditions that affect the adult population—both acute and chronic.
These doctors are often who adults see as their primary physicians because they treat a broad range of illnesses that do not require surgical or specialist interventions. They also work to help a patient maintain optimal health in order to prevent the onset of disease.
In addition to treating the common cold and flu, internists also treat chronic diseases like diabetes and heart disease.


See areas of expertise for treating specific conditions, procedures and surgeries for this doctor.

Locations & Directions

100 Hitchcock Way
Manchester, NH 03104

500 J Clyde Morris Blvd
Newport News, VA 23601

100 McGregor St
Manchester, NH 03102

Nearby Doctors

Dr. Claire Lonergan, DO is similar to these 3 Doctors near Manchester, NH.