

Dr. Katherine Gagan, MD
Dr. Katherine Gagan, MD is a family medicine physician in Barrington, NH. She is affiliated with medical facilities such as Portsmouth Regional Hospital and Wentworth-Douglass Hospital. She is accepting new patients and telehealth appointments.
Practice
426 Calef Hwy Barrington, NH 03825Compare with other Family Medicine Physicians
Compare Dr. Gagan with our nearby Family Medicine Physicians at Frisbie Memorial Hospital.
Make an appointment at Frisbie Memorial Hospital today at
(603) 273-9012.
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Dr. Gagan's Reviews
Overall Patient Satisfaction
About Me
biography
Katherine Gagan, MD, is a family medicine physician with Barrington Family Practice in Barrington, New Hampshire. Dr. Gagan earned her Doctor of Medicine at Trinity School of Medicine in St. Vincent and the Grenadines. She then completed her residency...read moreFamily Medicine
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Tidelands Health - Medical University Of South Carolina
Residency Hospital
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Affiliated Hospitals
- View all patient feedback
How patients felt about the care they received at this hospital.
91%Patients said they were given information about recovering at home4% higher than the national average
79%Patients said that nurses always listened to them and explained things well1% higher than the national average
- Recipient of 9
hospital awardsPatient Safety Excellence Award™ (2025)
Top in the nation for providing excellence in patient safety by preventing infections, medical errors, and other preventable complications
View all awardsOutstanding Patient Experience Award™ (2024, 2023, 2022)
Top in the nation for providing excellence in patient safety by preventing infections, medical errors, and other preventable complications
View all patient feedbackHow patients felt about the care they received at this hospital.
89%Patients said they were given information about recovering at home5% higher than the national average
80%Patients said that nurses always listened to them and explained things well5% higher than the national average
- Recipient of 2
hospital awardsView all awardsOutstanding Patient Experience Award™ (2023, 2022)
Top in the nation for overall patient experience based on nine measures related to doctor and nurse communication, hospital cleanliness and noise levels, and medication and post-discharge care instructions
View all patient feedbackHow patients felt about the care they received at this hospital.
88%Patients said they were given information about recovering at home1% higher than the national average
83%Patients said that nurses always listened to them and explained things well5% higher than the national average
Compare with other Family Medicine Physicians
Compare Dr. Gagan with our nearby Family Medicine Physicians at Frisbie Memorial Hospital.
Make an appointment at Frisbie Memorial Hospital today at
(603) 273-9012.