Summary

Dr. Daniel Cassidy specializes in gastroenterology and internal medicine, bringing five decades of medical expertise to his practice. He earned his medical degree from the Medical College of Pennsylvania and completed his residency training at Maine Medical Center. With 50 years of dedicated service in healthcare, Dr. Cassidy has developed extensive experience in diagnosing and treating digestive system disorders alongside comprehensive internal medicine care. He provides medical services in English for his patients.

Dr. Cassidy practices at Northern Light Eastern Maine Medical Center and sees patients at Northern Light Gastroenterology in Bangor, Maine. His long-standing commitment to patient care in the Bangor community reflects his deep understanding of both complex gastrointestinal conditions and general internal medicine needs. Patients have given him an average rating of 3.9 out of 5 stars on Vitals, recognizing his extensive clinical experience and dedication to their health.

Overview based on verified provider data

Quick Facts

  • 3.9
  • 50 years of experience
  • speaks English
  • Maine Medical Center
  • 2 written reviews
  • 2 specialties
  • 11 areas of expertise
  • 1 hospital affiliation
  • 2 office locations
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Locations

Dr. Daniel Emmett Cassidy has 2 locations

Northern Light Gastroenterology

417 State St Ste 121Bangor, ME 04401
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

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Dr. Daniel Emmett Cassidy, MDTheresa Obonyano, APRNDr. Ashok NatarajanDr. Harneet Singh
GastroenterologyGastroenterologyInternal MedicineInternal Medicine
Accepts New Patients
3.9 
50 Years of Experience 10 Years of Experience 12 Years of Experience
No Virtual Visit Option Virtual Visit Available No Virtual Visit Option No Virtual Visit Option
Speaks English Speaks English
Bangor , MESacramento , CABangor , MEBangor , ME
Med School: Medical College Of Pennsylvania Med School: The University of Texas Health Science Center at Houston Med School: American University Of Antigua College Of Medicine Med School: Medical University Of The Americas (Nevis)
Current Profile
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Insurance Plans Accepted by Dr. Daniel Emmett Cassidy

Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.

Medical Specialties

Dr. Daniel Emmett Cassidy has the following 2 specialties

Specialty Expertise

Dr. Daniel Emmett Cassidy has the following 11 areas of expertise

  • Abdominal Pain
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Acid Reflux Disease (GERD)
  • Celiac Disease
  • Colonoscopy
  • Constipation
  • Hemorrhoids
  • Hepatitis C
  • Internal Medicine
  • Irritable Bowel Syndrome (IBS)
  • Ulcerative Colitis

Certifications, License, & Education

50 Years Experience

Education & Training

Residency

Completed their residency at Maine Medical Center.

Medical School

Graduated from Medical College Of Pennsylvania in 1976.

NPI Number

Dr. Cassidy's NPI number is 1427096494.

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Frequently Asked Questions

How can I make an appointment with Dr. Daniel Cassidy?
You can find contact information for Dr. Daniel Cassidy here on Vitals.
Where is Dr. Daniel Cassidy's office located?
Dr. Daniel Cassidy's office is located at 417 State St Ste 121, Bangor, ME, 04401.
Does Dr. Daniel Cassidy accept virtual/telehealth appointments?
Dr. Daniel Cassidy 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 Cassidy speak?
Dr. Daniel Cassidy speaks English.
Which hospitals is Dr. Daniel Cassidy affiliated with?
Dr. Daniel Cassidy is affiliated with Northern Light Eastern Maine Medical Center.

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