Brad Ruetenik, DPM
Daniel Burgess, DO
Dr. Daniel Burgess, General Surgeon, joined the United Medical Doctors team in 2020. He works alongside Dr. Matthew Schultzel, our General, Robotic & Colorectal Surgeon, and also specializes in Advanced Wound Care and Vascular Access.⠀
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Marcia Rebelo, LCSW
Dr. Rebelo began her social work profession 22 years ago in South Africa and has worked with many different client groups and in different settings over the years. Most recently she has owned a successful private practice in Johannesburg for ten years before immigrating to the USA, working with adult, adolescent and child clients as…
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Jan Kulhanek, MD
Doctor Kulhanek specializes in all aspects of general cardiovascular health. He performs a wide array of procedures, including coronary angiography, stenting, balloon angioplasty and vascular interventions. Dr. Kulhanek is certified to perform echocardiography, and nuclear cardiology procedures, as well, as non-invasive CT coronary angiography. Dr. Kulhanek strives to help patients with complaints of chest discomfort,…
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Ryan Meineke, MD
Dr. Meineke is a native San Diegan having grown up in Del Mar where he attended Torrey Pines High school. He went on to obtain his Bachelor of Science from the University of California Los Angeles and his Medical Doctor degree from the University of Cincinnati where he was able to spend time with his…
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Nathan Hammel, MD
Dr. Hammel is a general orthopaedic surgeon. He is committed to the highest level of surgical expertise and is able to provide comprehensive care for all orthopaedic patients. He has a particular interest in tumor care, joint replacement surgery, and fracture care. Dr. Hammel is recognized as a national lecturer regarding Orthopaedic Oncology and has…
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Christopher Hajnik, MD
Dr. Hajnik was raised on the Central Coast of California and earned his Bachelor of Science degree from the University of Notre Dame in 1994. During his senior year at Notre Dame, he was honored with “All-American” distinction while serving as captain of the NCAA National Champion fencing team. He continued his education at Notre…
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