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Meet Our Staff
Dr. Ronald Robbins, MD
(Medical Director)

Dr. Robbins has 39 years of experience practicing medicine as a board-certified internal medicine physician. In addition, he has held many directorship roles in various settings including Middlesex Hospital Urgent Care Centers, Preferred Care Medical Center, Quinnipiac University Physician Assistant graduate program, Whitewood Rehabilitation Center and Associates in Medicine primary care practice. Dr. Robbins enjoys the rigors of the multifaceted diagnostic challenges that are present within primary care medicine.  When not in the office, Dr. Robbins can be found playing percussion, spending time with family or enjoying a Sunday afternoon football game.

Rachel Whelen, APRN

Rachel is a board-certified adult-geriatric Nurse Practitioner. She earned a psychology degree at Lafayette College and continued on to nursing school at Columbia University.  Her masters in nursing was completed at University of Connecticut.  Prior NP experience is in cardiology. She appreciates the whole-body aspect of primary care. Wellness looks different for everyone, and she meets people where they are to help achieve their goals. When not in the office she enjoys time with her two young sons, two yellow labs, reading and traveling. 

Currently accepting new patients in primary care.

Marco Ribeiro, APRN

Marco is a board-certified Nurse Practitioner with experience providing care to both acute and primary care patients. He has also worked with various populations including inpatient and outpatient psychiatrics and historically underserved groups. Marco trained at the Massachusetts General Hospital Institute of Health Professions in Boston, MA. He is accepting new patients in primary care and will see patients for all of their urgent care needs, as well. When not in the office he enjoys exploring Connecticut and the surrounding areas, reading, photography and spending time with friends and family.

Maria, Receptionist
Mr. Bones

A man of few words but always fashionably dressed, Mr. Bones is always "hanging" around to welcome patients and to over-see our day-to-day operations

Kerry, Medical Assistant
Daislyn, Medical Assistant
Jacqueline, Office Manager
Leah, Receptionist
Our Practice


Middlesex Medical Associates is an independent, physician-owned practice, one of the few remaining of its kind. As such, we strive to bring a community experience back to healthcare. Since opening our doors in 2000, we’ve been welcoming patients who seek care for new illnesses and primary medical needs. We are continually adding services to our practice in order to best serve our patients. At MMA, we take great pride in providing our community with high quality, personalized health care. Our current providers, Ronald Robbins, MD (Board Certified Internal Medicine), Rachel Whelen, MS, BSN, NP-C (Board Certified Nurse Practitioner), Marco Ribeiro MS, BSN, NP-C (Board Certified Nurse Practitioner) and all of our office staff are here for your medical needs.

Please call to speak with a staff member today at (860) 347-5333.


Latest Clinic News:

All of us at MMA wish Dr. Warner the very best in her retirement. She has served our community for many years and will be missed by patients and staff alike. If you are currently a patient of Dr. Warner's, our other providers are available, accepting new patients and would be happy to continue serving all of your medical needs. 

Your health care providers at Middlesex Medical Associates are available to you for all of your medical needs. For any and all COVID-19 related issues, we can now offer telemedicine services. Simply call our office number for details at (860) 347-5333.

Your safety, health and wellness is our top priority at MMA. Between all patient visits, exam rooms are properly sanitized and waiting areas are kept clean throughout the day.

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