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License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Learn more about Dr. Claire Lonergan:

View the full profile to get information on:

  1. Qualifications
  2. What's important to you

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Patient Reviews

Patient comments (0)

The overall average patient rating of Dr. Claire Lonergan is Excellent. Dr. Lonergan has been reviewed by 2 patients who have provided 0 comments. The rating is 5 out of 5 stars.

Patient Ratings
Ease of Appointment 3.0
Courteous Staff 5.0
Accurate Diagnosis 5.0
Bedside Manner 5.0
Spends Time with Me 5.0
Follows Up After Visit 5.0

Specialties & Research

Dr. Claire Lonergan, DO is board certified in Internal Medicine.

  • She has special expertise in 1 area:
  • Hospitalist

Education & Awards

Dr. Lonergan graduated from Des Moines University.


Dr. Lonergan has 6 hospital affiliations:

  • Mary Hitchcock Memorial Hospital 
  • Elliot Hospital 


  • Spanish
  • English

> > > > Dr. Claire Lonergan, DO

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Additional Information
Dr. Claire Ann Lonergan DO is a female Internist, has 25 years of experience and practices in Internal Medicine.
Where does Dr. Claire A. Lonergan practice?
Dr. Claire Lonergan has 3 office locations.
Dr. Claire Lonergan practices Internal Medicine near Manchester, NH.
Additional practice locations include: Newport News, VA.
See Manchester Internists.