Pulmonary Care + Critical Care

Dedicated to the highest quality individualized care,
with long-term relationships built on trust and respect.

Alexander Zider, MD

Dr. Zider joined Pulmonary
Associates in 2017 after completing
his fellowship at the University
of California, Los Angeles.
He strives to provide patient-
centered care and values
long-term continuity. 

Charles Everett, MD, MAS

Dr. Everett joined Pulmonary Associates in 2013 after completing his clinical training & a research fellowship at the University of California, San Francisco. He serves as Director of Critical Care at Mills-Peninsula Medical Center. He is dedicated to the well being of his patients. 

Siyuan “Amy” Ni, MD

Dr. Ni has lived on the East Coast and West Coast. She is a die-hard Californian and loves the diversity and beauty of the Bay Area. When she is not practicing medicine, she enjoys traveling to the far reaches of the world—recent excursions include Dubai, Kenya, and Morocco.

Neha Agarwal, MD

Dr. Agarwal joined Pulmonary Associates in 2023 after completing her fellowship at the University of Colorado. She places great emphasis in learning about her patients holistically so she can deliver individualized, values-driven care.

Elliot L. Naidus, MD

Dr. Naidus is a San Francisco native. Clinically, he enjoys all aspects of pulmonary medicine, but is interested in complex asthma, lung cancer, interstitial lung disease, and rare pulmonary diseases. His interests include hiking, cycling, cooking, and music. He enjoys taking his dog to the beach and enjoys watching the fog roll into the bay.

Bernard Steyer, MD

Dr. Steyer believes that a great
doctor-patient relationship is
built on trust and he will always
do his best to fulfill that
obligation to you.

Lawrence Coskey, MD

Dr. Coskey completed his pulmonary & critical care training at UCLA; he has been practicing in the Bay Area for over 30 years. He enjoys caring for patients in the office & hospital setting.

Robert Jasmer, MD

Dr. Jasmer is originally from Michigan and has been in the Bay Area for 26 years. He did his medical training at Stanford and the University of California, San Francisco. He joined Pulmonary Associates in 2006 and really values his patient relationships.

Lisa L. Chen, NP

Lisa’s passion for helping others drove her to pursue nursing as a career. In her 10 years of experience as a registered nurse, 8 years were spent working alongside our Pulmonologists in the intensive care unit. On her days off, she enjoys spending time with family, catching up with friends or eating at a new restaurant. 

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