Pamela V. Lam, DOCatherine M. Challender, MDWayne B. Whitwam, MDR. Vincent Barthel, MDRobert J. Russo, MDEdna I. Flores, MDKusum Sharma, MDJennifer M. Moitoza Johnson, MDYogita Lakhera, MDAnoop Karippot, MD, FAPA, FAASM

Catherine M. Challender, MD

Catherine M. Challender, MD
Providing comprehensive internal medicine care to adult patients admitted to the hospital, including coordinating with primary care physicians and specialty consultants.atherin
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R. Vincent Barthel, MD

R. Vincent Barthel, MD
Dr. Barthel completed 21 years of service in the Navy as an internal medicine and infectious disease physician. He has now joined XiMED Hospitalists and is working with Scripps La Jolla.
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Kusum Sharma, MD

Kusum Sharma, MD
Dr. Sharma, previously an assistant professor at Penn State University, believes she is a lifelong scholar, teacher, researcher, and clinician. She brings to San Diego her expertise in "RUSH" and "CLUSTER" Immunotherapy/desensitization. These new techniques are an alternative to traditional allergy shots that took several months to reach maintenance. Similar results can now be reached…
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Jennifer M. Moitoza Johnson, MD

Jennifer M. Moitoza Johnson, MD
I am excited and proud to be joining an outstanding group of physicians at Scripps Memorial and XiMED Medical Group. Like them, I believe that truly successful healthcare is about teamwork and creating a partnership with patients.
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Yogita Lakhera, MD

Yogita Lakhera, MD
Dr. Lakhera is a part of Balboa Nephrology Medical Group specializing in the care of patients with kidney disease and hypertension.
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Anoop Karippot, MD, FAPA, FAASM

Anoop Karippot, MD, FAPA, FAASM
Dr. Karippot is a board certified Sleep Medicine specialist for adults and children with additional certification in Behavioral Sleep Medicine. He is a man of many skills and extraordinary wisdom attained over years of learning and teaching.
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