Our first priority is the health, wellness and safety of everyone who walks through our doors.

Bryn Mawr Medical Specialists Association is open for medically necessary office visits and procedures only. BMMSA as a corporation is taking all necessary precautions and following public health safety guidelines in regards to the COVID-19 pandemic.

TeleMedicine appointments are now available. Please contact your physicians office for eligibility, additional information, and with any concerns or questions.

If you are scheduled for an appointment with one of our doctors, we request that you call our office to reschedule your appointment if the answer is yes to any of the following questions:

  • Do you have a cough?
  • Do you have a fever?
  • Do you have any flu-like symptoms?
  • Do you have diarrhea?
  • Have you have traveled internationally in the past 14 days?
  • Have you had close contact with anyone who has traveled internationally in the past 14 days?

We encourage all of our patients to visit the CDC website and Main Line Health COVID-19 Response website to read more about everyday preventative measures and for the most up to date guidance regarding the Coronavirus (COVID-19). If you are concerned that you may have the Coronavirus (COVID-19), please contact your local Health Departments.

If you have any questions regarding our policy and your appointment, please call your doctor’s office.

Clarke U. Piatt, M.D.

Pulmonary/Critical Care


  • Internal Medicine

    Board Certified in 1998
  • Pulmonary Medicine

    Board Certified in 2000
  • Critical Care Medicine

    Board Certified in 2003
  • Sleep Medicine

    Board Certified in 2003


Bryn Mawr Medical Arts Pavilion
825 Old Lancaster Road
Suite 420
Bryn Mawr, PA 19010

Phone: (610) 527-4896
Fax: (610) 525-4089

Areas of Clinical Interest

  • Asthma
  • COPD
  • Advanced Ling Disease
  • Pulmonary Fibrosis
  • Lung Cancer
  • Interstitial Lung Disease
  • Mycobacterial Lung Disease
  • Obstructive Sleep Apnea
  • Advanced Home Respiratory System
  • Support with NIPPV/Ventilator Systems
  • Sarcoidosis
  • Pulmonary Rehabilitation

Education & Training

Medical School

Temple University School of Medicine


Temple University Hospital


Temple University Hospital


  • Bryn Mawr Hospital – On staff since 2001
  • Lankenau Hospital – On staff since 2001
  • Paoli Hospital – On staff since 2001

Clinical/Dept Titles

Medical Director, Critical Care, Bryn Mawr Hospital

Recent Clinical Studies Published

  • Kurello-Katany S.E., Piatt C.U. and Katlic M.R.: “Trichobezoar: A Missed Diagnosis”, Surgical Rounds. 18 103-104, 1995.
  • Piatt C.U. and O’Brien GU. “Parenchymal Injury and Inflammation.” Pulmonary Pathophysiology. Ed. Criner, G. Fence Creek Publishing. 1998.
  • Piatt. C.U., Travaline, J.: “Smoking Cessation in COPD Patients.” Advances in Respiratory Care. May 2000
  • Piatt C.U., “Critical Care Endocrinology.” Critical Care. Ed. Criner, GU. Fence Creek Publishing. 1999. (publication pending).
  • Piatt C.U., Martin U., Criner GJ. “Principles of Mechanical Ventilation.” Critical Care. Ed. Criner, GU. Fence Creek Publishing. 1999. (publication pending).
  • Piatt C.U, O’Brien, GU., Boiselle P., Criner, GJ, “Pulmonary Nodules in Asymptomatic Severe COPD: Pathologic Findings and Radiographic Correlations.” (abstract ATS 2000, article submitted for publication 1/2001 to Chest).
  • Piatt C.U., Criner GJ., “Measurement of Native Lung Hyperinflation in Patients with Single Lung Transplant for COPD with CT Chest” (abstract for presentation ATS 2001/goal for publication 2001).

Recent Honors, Awards, Citations

Current Memberships & Activities

  • American Medical Association
  • American Thoracic Society
  • Amercian College of Chest Physicians
  • American Academy of Sleep Medicine
  • Pennsylvania Medical Society
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