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Due to interest in the COVID-19 vaccines, we are experiencing an extremely high call volume. Please understand that our phone lines must be clear for urgent medical care needs. We are unable to accept phone calls to schedule COVID-19 vaccinations at this time. When this changes, we will update this website. Our vaccine supply remains limited. Read all COVID-19 Vaccine Information.

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Christopher John Lettieri, M.D.



Internal Medicine


Christopher Lettieri, MD

Appointment Phone: 301-400-1417
1807 Rockville Pike
Rockville, MD 20850 map
Phone: 301-400-1417 | Fax: 301-400-1530



  • MD; Uniformed Services University of the Health Sciences (1998)


  • Internal Medicine; Tripler Army Medical Center (2001)


  • Pulmonary and Critical Care Medicine; National Capital Consortium (2006)

Board Certifications

  • American Board of Internal Medicine (Critical Care Medicine) (2006)
  • American Board of Internal Medicine (Internal Medicine) (2001)
  • American Board of Internal Medicine (Pulmonary Disease) (2004)
  • American Board of Internal Medicine (Sleep Medicine) (2009)

Patient Ratings & Comments

The Patient Rating score is an average of all responses to physician related questions on the national CG-CAHPS Medical Practice patient experience survey through Press Ganey. Responses are measured on a scale of 1 to 5, with 5 being the best score. Comments are also gathered from our CG-CAHPS Medical Practice Survey through Press Ganey and displayed in their entirety. Patients are de-identified for confidentiality and patient privacy.

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