Summary

Dr. Darren Oneill specializes in internal medicine, bringing over three decades of clinical expertise to his practice. He earned his medical degree from the University of Connecticut School of Medicine and has been serving patients for 32 years. Dr. Oneill is fluent in English.

Dr. Oneill maintains affiliations with Mercy Medical Center and Baystate Medical Center, with practice locations in Enfield, Connecticut and Springfield, Massachusetts. He focuses on treating common conditions such as joint pain, knee discomfort, and high blood pressure. His practice includes services like physical therapy guidance, strength training programs, and adult vaccinations. Patients have given him an average rating of 4.7 out of 5 stars.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.7
  • 32 years of experience
  • speaks English
  • University Of Connecticut School Of Medicine
  • 13 written reviews
  • 1 specialty
  • 8 areas of expertise
  • 1 board certification
  • 3 hospital affiliations
  • 3 office locations
  • Male

Patients’ Perspective

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

Office Locations

Dr. Darren Stephen Oneill has 3 locations

Enfield Medical Associates

701 Enfield StEnfield, CT 06082
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

Mercy Medical Center

271 Carew StSpringfield, MA 01104

Baystate Medical Center

759 Chestnut StSpringfield, MA 01199

Compare with Similar Doctors

Dr. Darren Stephen Oneill, MD
Eric Harker
Dr. Robin Allen, MD
Kerry L. Folkman, MSN, NP-C
Dr. Darren Stephen Oneill, MDEric HarkerDr. Robin Allen, MDKerry L. Folkman, MSN, NP-C
Internal MedicineInternal MedicineInternal MedicineInternal Medicine
Accepts New Patients Accepts New Patients Accepts New Patients
4.7 
32 Years of Experience 25 Years of Experience 23 Years of Experience 16 Years of Experience
No Virtual Visit Option Virtual Visit Available No Virtual Visit Option Virtual Visit Available
Speaks English Speaks English Speaks English Speaks English
Enfield , CTLyons , CONew Britain , CTBrookline , MA
Med School: University Of Connecticut School Of Medicine Med School: Duke University School Of Medicine Med School: Baylor College of Medicine in Houston, Texas Med School: Regis College
Current Profile
View Profile View Profile View Profile

Insurance Plans Accepted by Dr. Darren Stephen Oneill

  • Accepts Medicare

Medical Specialties

Dr. Darren Stephen Oneill has the following specialty

Specialty Expertise

Dr. Darren Stephen Oneill has the following 8 areas of expertise

  • Check-up
  • Diabetes
  • Heartburn
  • Immunization
  • Physical
  • Vaccination
  • Weight Loss
  • Weight Loss (non-surgical)

Certifications, License, & Education

32 Years Experience

Dr. Darren Stephen Oneill holds expired and active medical licenses in the states of Connecticut and Massachusetts.

Medical License

Medical Doctor with an expired medical license in the state of Connecticut that expired in 2026 and an active medical license in the state of Massachusetts that expires in 2027.

Education & Training

Medical School

Graduated from University Of Connecticut School Of Medicine in 1994.

NPI Number

Dr. Oneill's NPI number is 1861434607.

Similar doctors

Frequently Asked Questions

How can I make an appointment with Dr. Darren Oneill?
You can find contact information for Dr. Darren Oneill here on Vitals.
Does Dr. Darren Oneill accept my insurance?
You can see the insurance plans that Dr. Darren Oneill accepts on their Vitals profile.
Where is Dr. Darren Oneill's office located?
Dr. Darren Oneill's office is located at 701 Enfield St, Enfield, CT, 06082.
What languages does Dr. Darren Oneill speak?
Dr. Darren Oneill speaks English.
Which hospitals is Dr. Darren Oneill affiliated with?
Dr. Darren Oneill is affiliated with Mercy Medical Center, Baystate Medical Center, and Baystate Medical Center.

Ensuring Data Transparency and Trust: A Guide to Vitals Doctor Listings and Reviews

Our provider data is gathered directly from physicians and publicly available databases. Providers who verify their profiles gain the ability to update information, offering additional details about their specialties,education, treated conditions, performed procedures, and accepted insurances.

Reviews on Vitals are submitted by users only. Recognizing the valuable insights these reviews offer into a doctor's reputation, we maintain internal policies and protocols to ensure the quality and accuracy of all reviews. Importantly, providers cannot delete or alter reviews independently. Reviews can only be deleted or changed following an internal assessment by our customer service team.

Your feedback is highly valued and we encourage you to contact our support team should you encounter any issues.