Dr. James C. O'Brien, MD

Sleep Medicine, Pulmonary Disease more...

(1 review)
Accepting new patients 16 years of experience


Dr. James C. O'Brien, MD is an Internist (Sleep Medicine Doctor) in Waltham, MA. He specializes in Sleep Medicine, Sleep Medicine, Pulmonary Disease, and Internal Medicine, has 16 years of experience, and is board certified. He graduated from Carney Hospital.

Dr. O'Brien works at ProHealth Sleep Center and 1 other location. He frequently treats conditions like Sleep Apnea, Primary Pulmonary Hypertension along with other conditions at varying frequencies. Dr. O'Brien also conducts...

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Conditions Treated and Procedures Performed

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Experience & Treatment Frequency

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Sleep Apnea
Sleep Study
Chronic Pulmonary Heart Diseases (incl. Pulmonary Hypertension)
Sleep Apnea
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Treatment Frequency

Very High
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Sleep Study
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Chronic Pulmonary Heart Diseases (incl. Pulmonary Hypertension)
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Ratings & Reviews

Average provider rating


Based on 1 review

Time with patient

Accuracy of diagnosis

Listening skills

Clear explanations

Trust in decision making

Post visit follow-up

Office & Staff Evaluation

Office appearance

out of 5

Ease of scheduling

out of 5

Friendly staff

out of 5

Billing matters

out of 5

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not available

Group 24

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Patient Reviews

1 review

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1 star
Jun 2, 2020

Excellent! Dr. O'Brien was one of the kindest and sweetest doctors I have ever seen. He took the time to explain illness and treatment with me.

Susan P

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About Dr. James C. O'Brien, MD


  • Sleep Medicine
  • Pulmonary Disease
  • Internal Medicine

Years of Experience

16 years of experience

Languages Spoken

  • English



NPI Number


Education & Certifications

Medical Education

  • New York Medical College
  • University of Vermont


  • Carney Hospital
  • Carney Hospital


  • Carney Hospital

Board Certifications

  • Internal Medicine
  • Pulmonary Disease


Primary Location Pin Icon

Primary Location

Boston Surgery Center LLC

85 1st Ave,

Waltham, MA 2451

ProHealth Sleep Center

599 Farmington Ave,

Farmington, CT 6032


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