Maryland Primary Care Physicians at Columbia offers high-quality, comprehensive medical care to patients age 18 and over, with emphasis on preventive care, as well as treatment of acute and chronic illnesses.

Our providers are board-certified in internal medicine, with extensive experience in all aspects of primary care. More on our services and policies.

News and Announcements

  • The Columbia Office Now Offers Diabetic Retinopathy Screening to Patients with Type I or Type II Diabetes

    Our office is pleased to announce that for our patients with Type 1 or Type 2 diabetes, we have added a convenient in-office test that screens for a disease that may put your vision at risk. Learn more.

  • Our Office Has Relocated

    The Columbia office is pleased to announce that to better meet the needs of our patients the Columbia providers, including Dr. Diener, have moved to a new, larger facility. Read more.

  • Save Time With eCheck-in

    Check in for appointments online with the new eCheck-In feature in your Patient Portal Account. You can check in up to seven days in advance using your smartphone, tablet or computer.

  • Maryland Primary Care Physicians is doing everything possible to make your in-office visits safe!

    Learn more about the steps we are taking to care for our patients, staff and community.

  • Your Telemedicine Video Visit with MPCP is Private, Secure and Protected

    During this coronavirus pandemic, MPCP is committed to continuing to provide care to our patients. Learn more.

Office Info

5900 Waterloo Road
Suite 200
Columbia, Maryland 21045

Phone Numbers
Office Hours

Practice Manager:

Dominique Lance

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Our Doctors

Kimberlee Adkins, MD

  • In Practice Since: 2010
  • Medical Degree: Rutgers New Jersey Medical School, Newark, NJ
  • Residency Program: Internal Medicine Residency Training, University of Maryland Medical Center, Baltimore, MD
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Cecily M. Agcaoili, M.D.

  • In Practice Since: 2010
  • Medical Degree: University of Pittsburgh School of Medicine
  • Residency Program: University of Maryland Medical Center
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Rafeena Bacchus, M.D.

  • In Practice Since: 2012
  • Medical Degree: SUNY at the Buffalo School of Medicine
  • Residency Program: University of Maryland
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Bruce Conger, M.D.

  • In Practice Since: 1988
  • Medical Degree: George Washington University School of Medicine
  • Residency Program: Washington Hospital Center
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Steven Diener, M.D., FACP

  • In Practice Since: 1987
  • Medical Degree: George Washington University School of Medicine
  • Residency Program: University of Pittsburgh School of Medicine
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Jerry I. Levine, M.D., FACP

  • In Practice Since: 1980
  • Medical Degree: New York Medical College
  • Residency Program: University of Maryland Medical Center
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Mohammed I. Mehboob, M.D.

  • In Practice Since: 2002
  • Medical Degree: St. Georges University
  • Residency Program: University Health Center of Pittsburgh
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Pio Poblete, M.D.

  • In Practice Since: 1995
  • Medical Degree: University of Virginia School of Medicine
  • Residency Program: Johns Hopkins University School of Medicine
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Michelle Price, M.D.

  • In Practice Since: 1996
  • Medical Degree: University of Maryland School of Medicine
  • Residency Program: University of Maryland Medical Center
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Margaret Wang, M.D.

  • In Practice Since: 2011
  • Medical Degree: Georgetown University School of Medcine
  • Residency Program: Medstar Georgetown University Hospital
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Medical Staff

Erin Yates, CRNP

  • In Practice Since: 2018
  • Primary Specialty: Nurse Practitioner
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