Doctors Find a doctor whose last name begins with the letter A A Find a doctor whose last name begins with the letter B B Find a doctor whose last name begins with the letter C C Find a doctor whose last name begins with the letter D D Find a doctor whose last name begins with the letter E E Find a doctor whose last name begins with the letter F F Find a doctor whose last name begins with the letter G G Find a doctor whose last name begins with the letter H H Find a doctor whose last name begins with the letter I I Find a doctor whose last name begins with the letter J J Find a doctor whose last name begins with the letter K K Find a doctor whose last name begins with the letter L L Find a doctor whose last name begins with the letter M M Find a doctor whose last name begins with the letter N N Find a doctor whose last name begins with the letter O O Find a doctor whose last name begins with the letter P P Find a doctor whose last name begins with the letter Q Q Find a doctor whose last name begins with the letter R R Find a doctor whose last name begins with the letter S S Find a doctor whose last name begins with the letter T T Find a doctor whose last name begins with the letter U U Find a doctor whose last name begins with the letter V V Find a doctor whose last name begins with the letter W W There are no doctors whose last name begins with the letter X X Find a doctor whose last name begins with the letter Y Y active Find a doctor whose last name begins with the letter Z Z View All By Location: View All Rochester, MN Phoenix/Scottsdale, AZ Ana C. Zamora Martinez, M.D. Phoenix, AZ Area of Focus: Pulmonary fibrosis, Interstitial lung disease, Hypersensitivity pneumonitis Diego Zaquera Carvalho, M.D., M.S. Rochester, MN Area of Focus: EEG, Polysomnography, Brain MRI , Actigraphy, Multiple sleep latency test, Overnight oximetry test, Dopamine transporter scan, PET/CT for brain metabolism, Obstructive sleep apnea, Insomnia, Sleep paralysis, Central sleep apnea, Restless legs syndrome, Narcolepsy, Idiopathic hypersomnia, REM sleep behavior disorder, Sleepwalking, Sleep-related eating disorder, Parasomnia Joe Zein, M.D., Ph.D. Phoenix, AZ Area of Focus: Asthma, Sleep disorders Zhenmei Zhang, M.D. Rochester, MN Area of Focus: Central venous catheterization, Bronchoscopy, Endotracheal intubation, Asthma, COPD, ARDS, Lung nodule Xun Zhu, M.D. Rochester, MN Medical Professionals Pulmonary, Critical Care, & Sleep Medicine Physicians