Welcome to DMC - DMC Primary Care - Official Site
Primary Care • Derry, NH • Since 1964
About
DMC Primary Care is a privately held, physician-owned full-service primary care practice founded in 1964 and based in Derry, New Hampshire. With 7 offices across New Hampshire, it provides comprehensive, integrated care for the whole family, including prevention, wellness, weight management, and chronic disease management. The company employs about 66 people and generates $5–25 million in annual revenue. Key contact: (603) 537-1300. Headquarters: 6 Tsienneto Rd, Derry, NH 03038.
Clinic Type
Primary Care
Address
15 Durham Road, Dover, NH 03820
Phone
16035371300
info@dmcbilling.com
Opening Hours
Not published — contact the clinic to confirm hours.
Telehealth
Available (telehealth page linked)
Services Offered
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Insurance & Payment
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Languages Spoken
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FAQs
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Welcoming New Patients of All Ages at 15 Durham Road in Dover
Welcoming new patients of all ages at Dover location
DMC WALK-IN CARE AVAILABLE IN BEDFORD, CONCORD & LONDONDERRY
Walk-in care available at Bedford, Concord, and Londonderry locations
Social Media
Photos
What Patients Say
Overall sentiment across review platforms: mixed
- DMC Primary Care Official Site: 4.71/5 (official internal survey) (27,727 ratings (official internal survey))
- Trustindex.io: 4.2/5 (Over 614 customers)
- Apple Maps: 1.9/5 (65 ratings)
Patients praise
- Professional and friendly care from some providers
- Efficient and thorough medical services reported by some patients
- Accessibility of services such as online self-scheduling and multiple locations
- Strong internal patient satisfaction scores reported by the practice
Common complaints
- Issues with billing and outstanding balances
- Difficulties with scheduling in-person vs. telephone appointments
- Perceived lack of customer service and responsiveness from staff
- Frustration with behavioral health communication delays
- Reports of long wait times and perceived lack of thoroughness in some interactions
"Derry Medical Center never lets me down. They’re efficient, professional and friendly. Dr Dreffer really listens to his patients."
— Trustindex.io Review"After 20+ years with this practice, it's clear that despite their size, they have completely lost any priority on customer service. Impersonal, arrogant responses show they have grown too big to be helpful."
— Trustindex.io ReviewSynthesized from public review platforms as of Jul 11, 2026 — sources: [1][2][3][4].
In the News
- Wellness on the Way (WOW) - DMC Primary Care — Mar 24, 2026
- Women's Progressive Healthcare: Burleson Nancy L MD - Find OBGYN Offices Near You — Oct 22, 2025
- Independent, Physician-Led Primary Care: A Model for More Affordable Care — Nov 19, 2025
- Derry's Gordons Chemists to host new GP clinic through Duality Healthcare partnership - Derry Now — Nov 20, 2025
- Duality Healthcare Announces Innovative Partnership with Gordons Chemists. - Londonderry Chamber — Feb 2, 2026
Information sourced from the clinic's website as of July 11, 2026.
More primary care clinics in Derry
Southern New Hampshire Internal Medicine Associates, PC (SNHIMA) is a privately held hospital/health care provider based in Derry, NH, founded in 1984. It is one of the state's largest physician-owned primary care practices, offering internal medicine and related specialty services with a focus on quality, cost-effective care in a convenient, patient-friendly setting. Through an affiliation with Derry Imaging Center, SNHIMA provides accredited testing services at competitive pricing. The practice operates six offices across New Hampshire, with headquarters at 6 Tsienneto Rd, Suite 300, Derry, NH 03038, and main contact number 603-216-0400.
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