Our Physicians

For more than 50 years, Allied Anesthesiologists have been serving patients in Southern California. In that time, our physicians have earned a reputation for clinical performance and professional excellence.

As a group, we have earned a reputation for going far above and beyond, working as true partners with the medical institutions with which we partner. At every institution we work with, we help implement, quantify, and improve quality and efficiency measures, improve patient satisfaction, and drive professional satisfaction for our fellow providers.


Stan Abshier, M.D.
Anna Adongo, M.D.
Rishi Agarwal, M.D.
Kevin Aung, M.D.
Christine Ayoub, M.D.
Bobby Bahadorani, M.D.
Rajesh Bhat, M.D.
Mrunal Bhatt, M.D.
Richard Bollin, M.D.
Karen Brichta, M.D.
Kenneth Brown, M.D.
John Bui, M.D.
Jack Canton, M.D.
Dominador Cariaso, M.D.
Ian Chait, M.D.
Armen Chalian, M.D.
Cliff Char, M.D.
Monif Chehade, M.D.
Andrew Chen, M.D.
George Cheng, M.D.
Mark Chen, D.O.
Tino Chen, M.D.
James Cheon, M.D.
Jason Cheung, M.D.
Gregory Ching, M.D.
Perry Chu, M.D.
Joseph Cochoit, M.D.
Jonathan Cohen, M.D.
John Cross, M.D.
Jason DaCosta, M.D.
Ralph da Graca, M.D.
Dale Davis, M.D.
Renalto Del Carmen, M.D.
Philip Demman, M.D.
Edward DiGiamarino, M.D.
Russell Dorado, M.D.
Timothy Downing, M.D.
David English, M.D.
Ali Fahimi, M.D.
Donald Galligan, D.O.
Karen Gan, M.D.
Jeffrey Ge, M.D.
Michael Girma, M.D.
Rikesh Govan, M.D.
Rasvin Grewal, M.D.
David Hadiprodjo, M.D.
Klane Hales, M.D.
John Harris, M.D.
Ada Hernandez, M.D.
Hao Ho, M.D.
Sahar Honari, M.D.
Tony Ho
Tony Hu, D.O.
Christopher Huynh, M.D.
Kunal Jardosh, M.D.
Yung Jow, M.D.
Randhir Kaboo, M.D.
Lorraine Kaelin, M.D.
Benjamin Kavoossi, M.D.
Joe Kim, M.D.
Claudia Klein, M.D.
Nathan Kudrick, M.D.
Manoj Kulkarni, M.D.
Eddy Lee, M.D.
Eunice Lee, M.D.
Nahee Lee, M.D.
Samson Leung, M.D.
Michael Lillie, M.D.
Christopher Lim, M.D.
Louis Lim, M.D.
John Lin, M.D.
Vincent Lin, M.D.
Pedro Lopez, M.D.
John MacCarthy, M.D.
Steven Maler, M.D.
Kaveh Matin, M.D.
Salomon Maya, M.D.
Sherif Meckael, M.D.
Rebekah Nam, M.D.
Louis Ng, M.D.
Hai Nguyen, M.D.
Jim Nguyen, M.D.
Jon Nguyen, M.D.
Tom H. Nguyen, M.D.
John Oakley, M.D.
Norichika Okada, M.D.
Eric Ontiveros, M.D.
Pedro Orozco, M.D.
Paul Padova, D.O.
Kristine Paik, M.D.
Kishan Patel, M.D.
Eric Pearson, M.D.
Robert Peck, M.D.
Lynnus Peng, M.D.
Gregory Perkins, M.D.
Ted Quilligan, M.D.
Alex Ramirez, M.D.
Harpreet Sandhu, M.D.
Jasvir Sandhu, M.D.
Ian Sandy, M.D.
Jeffrey Sarmiento, M.D.
Peter Sawras, M.D.
Daniel Scheinberg, M.D.
Afshin Shabanie
Jasvinder Singh, M.D.
Jatinder Singh, D.O.
Kuldeep Singh, M.D.
Rebecca Sangster, M.D.
Andrew Sumarto, M.D.
Frank Sweeny, M.D.
Fadi Tahrawi, D.O.
Vivian Tanaka, M.D.
Alan Tang, M.D.
Devin Tang, M.D.
Son Tran, M.D.
Thanh Tran, M.D.
Tu Thuan, M.D.
Prasong Vassantachart, M.D.
David Vo, M.D.
Da Wang, M.D.
Tim Weaver, M.D.
Kyle Wehner, M.D.
Marc Weller, M.D.
Eric Wellmeyer, M.D.
John Yang, M.D.
Paul Yost, M.D.
Janet Zhu, M.D.