Summary

Dr. Daniel Obrien is a gastroenterologist with 18 years of experience helping patients with digestive health concerns. He earned his medical degree from SUNY Downstate Medical Center College of Medicine and completed his residency at University Hospital of Brooklyn. Dr. Obrien is fluent in both English and Spanish, allowing him to connect with a diverse patient population.

Dr. Obrien practices at multiple locations throughout Connecticut and New York, with hospital affiliations at Danbury Hospital, Norwalk Hospital, and Putnam Hospital Center. He specializes in treating conditions such as colon polyps, hemorrhoids, and diverticular disease. His expertise includes performing colonoscopies and both upper and lower gastrointestinal endoscopy procedures to diagnose and treat digestive issues. Patients have given him an average rating of 5.0, reflecting their confidence in his care.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 5
  • 18 years of experience
  • speaks English, Spanish
  • University Hospital Of Brooklyn
  • 1 specialty
  • 8 areas of expertise
  • 1 board certification
  • 3 hospital affiliations
  • 7 office locations
  • Male

Office Locations

Dr. Daniel Patrick Obrien has 7 locations

Danbury Surgical Center

73 Sand Pit RdDanbury, CT 06810
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

Nuvance Health Medical Practices - Gastroenterology

111 Osborne St Ste 121Danbury, CT 06810
Mon8:00 am - 4:30 pm
Tue8:00 am - 4:30 pm
Wed8:00 am - 4:30 pm
Thu8:00 am - 4:30 pm
Fri8:00 am - 4:30 pm
SatClosed
SunClosed

Gastroenterology Carmel

150 Route 52Carmel, NY 10512
Mon8:30 am - 5:00 pm
Tue8:30 am - 5:00 pm
Wed8:30 am - 5:00 pm
Thu8:30 am - 5:00 pm
Fri8:30 am - 5:00 pm
SatClosed
SunClosed

Danbury Hospital

24 Hospital AveDanbury, CT 06810

Putnam Hospital Center

670 Stoneleigh AveCarmel, NY 10512

Danbury Surgical Center

901 Ethan Allen Hwy Ste 105Ridgefield, CT 06877
Mon6:00 am - 5:00 pm
Tue6:00 am - 5:00 pm
Wed6:00 am - 5:00 pm
Thu6:00 am - 5:00 pm
Fri6:00 am - 5:00 pm
SatClosed
SunClosed

Compare with Similar Doctors

Dr. Daniel Patrick Obrien, MD
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Dr. Daniel Patrick Obrien, MDDr. Sarah S Lusman, MDDr. David E. Lin, MDDr. Jessica P Harris, MD
GastroenterologyGastroenterologyGastroenterologyGastroenterology
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
18 Years of Experience 21 Years of Experience 32 Years of Experience 11 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available No Virtual Visit Option
Speaks English, Spanish Speaks Spanish Speaks Chinese Speaks Spanish, Mandarin
Danbury , CTNew York , NYYorktown Heights , NYYorktown Heights , NY
Med School: Suny Downstate Med Ctr Med School: Columbia University College Of Physicians & Surgeons Med School: Columbia University College of Physicians & Surgeons Med School: Icahn School Of Medicine At Mount Sinai
Current Profile
View Profile View Profile View Profile

Insurance Plans Accepted by Dr. Daniel Patrick Obrien

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. Daniel Patrick Obrien has the following specialty

Specialty Expertise

Dr. Daniel Patrick Obrien has the following 8 areas of expertise

  • Abdominal Pain
  • Acid Reflux Disease (GERD)
  • Celiac Disease
  • Colonoscopy
  • Constipation
  • Hemorrhoids
  • Irritable Bowel Syndrome (IBS)
  • Ulcerative Colitis

Certifications, License, & Education

18 Years Experience

MEDICAL LICENSE

Medical Doctor, New York, 2026, Active
Medical Doctor, Connecticut, 2026, Active

EDUCATION & TRAINING

Residency

University Hospital Of Brooklyn

Medical School

Suny Downstate Med Ctr
Suny Downstate Medical Center College Of MedicineGraduated in 2008

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Frequently Asked Questions

How can I make an appointment with Dr. Daniel Obrien?
You can find contact information for Dr. Daniel Obrien here on Vitals.
Where is Dr. Daniel Obrien's office located?
Dr. Daniel Obrien's office is located at 73 Sand Pit Rd, Danbury, CT, 06810.
Is Dr. Daniel Obrien accepting new patients?
Dr. Daniel Obrien is accepting new patients on Vitals. View Dr. Daniel Obrien's profile on Vitals to make an appointment.
Does Dr. Daniel Obrien accept virtual/telehealth appointments?
Dr. Daniel Obrien has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
What languages does Dr. Daniel Obrien speak?
Dr. Daniel Obrien speaks English and Spanish.

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