Tidewater Physicians Multispecialty Group Leadership

Brett Brickey is a Chief Information Officer at Tidewater Physicians Multispecialty Group and is based in Virginia Beach, Virginia. He has worked as Department of IT Manager at Virginia Beach Public School System and Analyst at Metro Information Services. Brett attended College of William & Mary and Strome College of Business.

Experienced health care manager with strengths in clinic finance, revenue cycle, operations and physician relations. Recognized as an innovative, energetic team player with a focus on achieving results.



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Efren Rosas is a MD at Tidewater Physicians Multispecialty Group and Chief of Surgery at Tidewater Physicians Multispecialty Group and is based in San Francisco Bay Area. He studied at Stanford School of Medicine between 1983 and 1987 and UCLA between 1980 and 1983.

Katherine Dutra is a Psychiatrist at The Permanente Medical Group, Inc. Physician Recruitment Services and Assistant Chief of Mental Health at Tidewater Physicians Multispecialty Group and is based in Berkeley, California. She has worked as Officer of the Day at Mercy Medical Center-Des Moines and Staff Psychiatrist at VA Hospital. Katherine attended TKO Software between 2000 and 2002, University of Wisconsin-Madison between 2007 and 2011, and Obama for America between 2003 and 2007.

Larry Kagan is a Chief Medical Officer-Southside at Tidewater Physicians Multispecialty Group and is based in Norfolk Virginia Area. He attended University of Kentucky College of Medicine between 1975 and 1979, Boston University between 1968 and 1972, and University of Connecticut between 1972 and 1973.

Nadia Malik, M.D. is a Chief of Nuclear Medicine at Tidewater Physicians Multispecialty Group and is based in Vallejo, California.

Naomi Newhouse works at Tidewater Physicians Multispecialty Group and a Chief CNM at Tidewater Physicians Multispecialty Group and is based in Manteca, California.

Sangeeta Marwaha is a Chief Medical Officer at Diya Health Inc.; Chief, SSC Cosmetic Dermatology at Tidewater Physicians Multispecialty Group; and Dermatolgy Steering Board Member at Epic and is based in South, Sacramento, California. She has worked as Dermatologist at Dermatology Associates of San Antonio. Sangeeta attended Johns Hopkins University School of Medicine/The between 1988 and 1992, The George Washington University School of Medicine and Health Sciences between 1993 and 1996, and University of Pennsylvania School of Medicine between 1992 and 1993.