Our Team

Stanford Hospital & Clinics uses a multidisciplinary team approach in diagnosing and treating aortic valve disease. Our team includes cardiac surgeons, cardiologists and clinical nurse coordinators with specialized training and experience with valvular disease and surgery.

We use echocardiography and cardiac magnetic resonance imaging (MRI) techniques to diagnose the aortic valve and heart function to in assessing the extent of aortic valve disease. This approach enables us to determine the optimal strategies for management of your condition.

To assist you and your family, our physicians and clinical coordinators are available to provide you with the most advanced care. Our physicians, nurses, and support staff value the trust you place in us by entrusting us with your care.

Surgeons

Our team of surgeons brings more than 100 years of experience and international reputations to bear in diagnosing and treating you.

Craig Miller, MDCraig Miller, MD

Dr. Miller is a graduate of the Stanford University School of Medicine, past president of the Western Thoracic Surgical Association, and former chairman of the American Heart Association's Cardiovascular Surgery Council.

He is board certified in surgery, thoracic surgery, and vascular surgery. His research has advanced treatments for mitral valve disease.

Specialty: cardiovascular surgery, thoracic aortic surgery, valvular surgery, vascular surgery, and Marfan syndrome.

Scott Mitchell, MDScott Mitchell, MD

Dr. Mitchell graduated from Northwestern University Medical School and is board certified in surgery, thoracic surgery, and vascular surgery.

His ground-breaking work in thoracic aortic surgery has advanced patient care.

Specialty: general cardiac surgery, thoracic aortic surgery, valvular surgery, and vascular surgery.

Clinical Coordinators

Judi Lachenmyer, BS, MSJudi Lachenmyer, BS, MS

Judi earned her BS at San Jose University and her MS as a cardiovascular clinical nurse specialist at University of California, San Francisco (UCSF). Judi started at Stanford in 1975 as a cardiovascular intensive care unit staff nurse. After earning her masters degree, Judi moved to the cardiac cath lab. During this time, she also worked in the pacemaker clinic and assisted with arrhythmia surgery patients.

Judi's tenure at Stanford includes working as a nurse specialist for critical care transport and as assistant nurse manager for the cardiac intensive care unit.

For the past 12 years, Judi has been clinical nurse coordinator for cardiac surgery. In this role, she provides education and support for patients and families, while acting as a liaison between patients/families and the physicians. This role also involves working closely with patients throughout the surgical process, from preoperative appointments until post discharge.

Sophia Loo, RN, BSN, MSHCASophia Loo, RN, BSN, MSHCA

Sophia earned her BS at University of California, Davis and her BSN at Creighton University. She also completed a certification program for legal nurse consultant from the California State University East Bay.

Sophia came to Stanford in 2001 to work as a staff nurse in the cardiovascular intensive care unit. Her other nursing experiences include in the areas of medical/surgical, telemetry, and hospice at previous organizations.

As a nurse coordinator, Sophia provides continual support and education for patients and families throughout the hospitalization process from the initial meeting to the time of hospital discharge. As a member of the cardiac surgery team, Sophia participates in the interdisciplinary care of our patients to ensure patients receive the best quality care at Stanford Hospital.

Michael Sheehan, MSN, RN, FNP

Michael earned his BSN at William Carey College on the gulf coast of Mississippi. He went back to school to earn his RNFA in 2003 and his SCCM certification in 2006. He earned his MSN and nurse practitioner certification in May 2007 from Duquesne University. He is a member of the American Association of Nurse Practitioners, the American College of Nurse Practitioners, and Sima Theta Tau-the international honor society for nurses.

He plans on continuing his education by pursuing a doctor of nursing practice through Rush University. The DNP role is designed to affect positive change in the healthcare delivery system, improve patient satisfaction and outcomes, and encourage and expand the advanced practice nursing role through expansive clinical education.

Michael is an avid multi-sport athlete. He is a runner with a preference for the 50k, avid snow-boarder, indoor rock-climber, and triathlete. He enjoys skydiving and is an enthusiastic motorcyclist.

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