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Dr. Kristin O'Neil-Callahan, MD

Dr. Kristin O'Neil-Callahan, MD

Internal Medicine*
20+ years of experience

Dr. Kristin O'Neil-Callahan, MD is an internist in Danvers, MA and has over 20 years of experience in the medical field. She graduated from Georgetown University School of Dentistry in 2002. She is affiliated with medical facilities such as Lahey Hospital and Medical Center, Burlington and North Shore Medical Center.

4.5 Star Rating
Based on 25 reviews 4.5 Star Rating (25 reviews)

Practice

104 Endicott St Ste 104 Danvers, MA 01923

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Dr. O'Neil-Callahan's Reviews

Likelihood to recommend Dr. O'Neil-Callahan

4.5
25 ratings, 9 with a written review
5 star
88%
88%
4 star
0%
0%
3 star
0%
0%
2 star
0%
0%
1 star
12%
12%

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Dr. O’Neil-Callahan is the best!
Dr. O’Neil Callahan is the best! She is caring, compassionate and so conscientious- always providing the best care. She follows up promptly and answers all questions patiently. I always feel good about my visits with her! I am also a health care provider and clinician who works in internal medicine so I know what I am talking about!
What went well
  • I felt respected
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
MaryBeth Z. – Oct 23, 2024
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Lifesaver
Kristin saved my life! You can find no better PCP - I guarantee it. When I was gravely sick she watched over me like a hawk and made sure my care was world class. She cares for my whole family and I can’t thank her enough.
What went well
  • Office environment
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
1 other person found this helpful
Helpful
Todd P – Nov 08, 2022
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Horrible sanctimonious bully of a doctor I’d ever seen. And this was a first time visit only there not even 30 minutes. Would never recommend.
What went well
No results
What could be improved
  • Didn't listen or answer questions
  • Didn't explain conditions well
  • Appointment was rushed
  • Didn't trust the provider's decisions
7 others found this helpful
Helpful
Aug 12, 2021
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Dr. O'Neil-Callahan is an excellent primary care physician. She asks probing questions, listens to you, provides options and realistic goals for treatment. She's thorough, caring and compassionate.
What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Jean G – Jul 30, 2021
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Sanctimonious, non caring, doesn’t listen... stay away, worst doctor out there.
What went well
No results
What could be improved
  • Office environment
  • Difficult to schedule appointment
  • Didn't listen or answer questions
  • Didn't explain conditions well
  • Appointment was rushed
  • Didn't trust the provider's decisions
  • Long wait times
2 others found this helpful
Helpful
Never Again – Jul 08, 2021
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Dr O'Neil-Callahan is the most caring and compassionate doctor I have ever seen. I have been with her since 2007. She is truly genuine.
What went well
No results
What could be improved
No results
3 others found this helpful
Helpful
Mar 20, 2019
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I have had quite a few PCP'S in my lifetime and I have never met such a genuine, caring, young lady. She is straight forward and so easy to understand. I have never had an appointment with her that I did not leave fully understanding everything before she walked out the door. I tell her to let her Mom know she did an exceptional job and should be very proud of her, although I think she all ready knows that!! Love ya Dr. Kristen, Thanks for the great care. Karen E. Harrington
What went well
  • Office environment
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
4 others found this helpful
Helpful
Karen E. Harrington in Beverly, MA – Jul 18, 2018
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I would recommend her without hesitation. She's smart, current in knowledge and wholistic in her approach. I have complete confidence in her and always feel genuinely cared for and cared about when she is treating me. She is also accessible and awesome in communicating with me. She gets back to me within a reasonable amount of time.....and often even more quickly than I ever expect for a very busy doctor. I consider myself extremely blessed to have her as my PCP.
What went well
  • Office environment
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
5 others found this helpful
Helpful
Rose in beverly, ma – Mar 19, 2017
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Dr O'Neil-Callahan is a typical one dimensional practitioner that is more interested in complying with the big business of the medical community over patient care. It's quite unfortunate that a competent patient who works to manage their own health through holistic measures would be penalized for doing so. If you are looking to be led through life without any independent thought then by all means proceed and allow this doctor to retain her false sense of caring for patients
What went well
No results
What could be improved
No results
12 others found this helpful
Helpful
Nicole Simmon in Salem, MA – Oct 27, 2016
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About Me

biography

Dr. Kristin O'Neil-Callahan, MD is an internist in Danvers, MA and has over 20 years of experience in the medical field. She graduated from Georgetown University School of Dentistry in 2002. She is affiliated with medical facilities such as Lahey Hospital and Medical Center, Burlington and North Shore Medical Center.
  • Internal Medicine

*Healthgrades does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.

  • Georgetown University School Of Dentistry

    Medical School, 2002
American Board of Medical Specialties®
American Board of Internal Medicine®
Internal Medicine
For detailed information about any of the below board actions, please search for the provider's records on the linked state licensing board or the Federation of State Medical Boards. To learn more about the difference between these sources, please refer to our FAQs.
Healthgrades has not received any data indicating a board action exists for this provider.

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Locations

Practice

Office104 Endicott St Ste 104 Danvers, MA 01923
1

Practice

Office147 Milk St Fl 9 Boston, MA 02109
2

Affiliated Hospitals

  • Massachusetts General Hospital

    55 Fruit St
    Boston, MA 02114
    Recipient of 31
    hospital awards

    America's 250 Best Hospitals Award™ (2025, 2024)

    Top 5% in the nation for consistently delivering clinical quality

    Surgical Care Excellence Award™ (2025)

    Top 5% in the nation for consistently delivering clinical quality

    View all awards

    How patients felt about the care they received at this hospital.

    90%
    Patients said they were given information about recovering at home

    6% higher than the national average

    86%
    Patients would recommend the hospital to friends and family

    21% higher than the national average

    View all patient feedback
  • Lahey Hospital and Medical Center, Burlington

    45 Mall Rd
    Burlington, MA 01803
    Recipient of 41
    hospital awards

    America's 100 Best Hospitals Award™ (2025, 2024, 2023)

    Top 5% in the nation for consistently delivering clinical quality

    America's 250 Best Hospitals Award™ (2025, 2024, 2023)

    Top 5% in the nation for consistently delivering clinical quality

    View all awards

    How patients felt about the care they received at this hospital.

    88%
    Patients said they were given information about recovering at home

    4% higher than the national average

    79%
    Patients said that doctors always listened to them and explained things well

    3% higher than the national average

    View all patient feedback
  • North Shore Medical Center

    81 Highland Ave
    Salem, MA 01970
    Recipient of 39
    hospital awards

    America's 100 Best Hospitals Award™ (2025)

    Top 5% in the nation for consistently delivering clinical quality

    America's 250 Best Hospitals Award™ (2025, 2024, 2023)

    Top 5% in the nation for consistently delivering clinical quality

    View all awards

    How patients felt about the care they received at this hospital.

    87%
    Patients said they were given information about recovering at home

    3% higher than the national average

    81%
    Patients said that nurses always listened to them and explained things well

    6% higher than the national average

    View all patient feedback
Learn more about how Healthgrades measures Hospital Quality