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Jonathan Sixon, MD


St. Joseph Hospital Family Medicine & Specialty Services - Milford

444 Nashua Street,
Milford, NH, 03055

Phone: 603-673-3014
Fax: 603-672-7654

Monday - Friday: 8 a.m. to 5 p.m.

New Patients

Accepting New Patients

Phone: 603-884-3007

Jonathan Sixon, MD



Medical School: State University of New York, Syracuse, NY

Residency: Pitt County Memorial Hospital at United Health Systems of Eastern Carolina, Greenville, NC

Additional Information

“Dr. Sixon has the skills to accurately diagnose, but also the patience to listen. He has a wonderful empathetic presence and is able to ‘hear’ as well as listen. He is incredibly kind. I have never left his office not feeling better!” – Linda

“Dr. Sixon is wonderful! He listens to his patients, and really cares about them. I have always felt comfortable with him, and I do not ever dread going to the doctors. I know whatever issue I may be experiencing, he will always address and explain it. I never feel rushed. Dr. Sixon is the BEST!” – Amy

“The most caring doctor I’ve ever met. He listens to what your needs are. And overall, a super nice man. I highly recommend him. Actually, I have recommended him. Those new patients feel the same way I do.” – Ric

“What an AWESOME human being! So caring and compassionate. Best doctor ever.” – Terri

“Could not find a more ‘real’ doctor if you tried. He is understanding, relatable, and not too quick to medicate. He understands life and it’s challenges and works with you to get better and healthier… 5 stars aren’t enough! Absolutely great guy!” – Daniel

“I am 83 years old, and Dr. Sixon has been my doctor for almost 3 years since moving to Milford from the Cape. He is the ‘best doctor’ I have ever had.” – Kahu

“Hands down the BEST most caring doctor we have ever had! Known him for over 20 years. Amazing!!!” – Cecilia

“Dr. Sixon is the best takes time to actually listen to you. Great demeanor and refreshing in modern healthcare setting.” – Brian

“Dr. Sixon has been our family physician for 20 plus years. Not only a great medical guru, but terrific human being. Our mom, grandkids, and our friends have all jumped on the Jonathan Sixon train, and all rave like we do. Love you doc!” – Jason

“Very friendly and knowledgeable. He takes the time to listen and answers all questions.” – Ray

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