Cornerstone Family Practice

7740 Washington Village Dr., Suite 120, Centerville, OH  •  Phone: (937) 433-8020
Map and directionsWPAFB Tricare is accepted

Office hours:  Monday 8:00 am - 5:00 pm • Tuesday 7:30 am - 7:00 pm • Wednesday 8:00 am - 5:00 pm • Thursday 7:00 am - 4:00 pm • Friday 7:00 am - 4:00 pm


Welcome to Cornerstone Family Practice, where you'll find complete family health and wellness services provided by Dr. Mark Jeffries, Certified Nurse Practitioner Carrie Kerby and an experienced professional staff. We offer primary care for all ages, as well as comprehensive adult medicine, including high blood pressure, diabetes and cholesterol management, and other vital health issues.

At Cornerstone, success is measured by the ongoing health of your whole family. Our staff goes beyond just symptom management — they provide special care and treatment that promotes complete wellness. Each patient is assured of


• Time and careful attention during each visit.


• Consideration of all factors that impact well-being, including spiritual, emotional, and environmental concerns.

• Dr. Mark Jeffries is board certified in osteopathic manual manipulation. Patients can receive a blend of osteopathic manipulation/medical treatments designed to encourage total body health.

New patients are always welcome; major insurance plans are accepted.

  • Cornerstone Family Practice
  • Cornerstone Family Practice
  • Cornerstone Family Practice
  • Cornerstone Family Practice

Board certified in family practice by the American Osteopathic Board of Family Physicians, Dr. Mark Jeffries has provided care to families throughout the greater Dayton area since 1995. A graduate of the West Virginia School of Osteopathic Medicine, Dr. Jeffries received post-doctoral training at the Ohio University College of Osteopathic Medicine and Grandview Hospital and Medical Center. He has served as Chief Resident in family practice at Grandview, and is currently Medical Director for Viaquest Hospice Care.

Carrie Kerby, Certified Family Nurse Practitioner, provides complete clinical care — including treatment of illness and injuries, routine check-ups, disease prevention, and diagnosing and treating acute and chronic conditions for all ages.

Nurse Practitioners provide our patients with important health care services.

Cornerstone Family Practice is recognized by the NCQA as meeting PCMH 2011 Patient-Centered Medical Home standards.

At a Patient-Centered Medical Home, your health care team focuses on you, providing prompt, cost-efficient care, on-going wellness and better outcomes. It’s where you and your family work in partnership with a supportive team of medical professionals to ensure a lifetime of quality health care.

Dr. Mark Jeffries has earned recognition through the NCQA's Diabetes Recognition Program. Clinicians who achieve DRP Recognition show their peers, patients and others in the Diabetes community that they are part of an elite group that is publicly recognized for its skill in providing the highest-level diabetes care.


Access your on-line Patient Portal


If you need to reach your provider after our office is closed, please call (800) 201-7899. Non-emergent calls will be returned within one to two business days.

Or, go to Providence After Hours Care at the Cornerstone Medical Center, 7740 Washington Village Drive, Suite 120, Centerville Ohio. A Providence provider who has access to your medical records will treat you.