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Our Providers, Your Healthcare Team

Beth Aban, CRNA

Anesthesia

Bhavana Akotia, PA-C

Gastroenterology

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Dhuha Alhankawi, MD

GASTROENTEROLOGY & HEPATOLOGY

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Jim Amerian, MD

Gastroenterology

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Gary Annunziata, DO

Gastroenterology

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Mohammad Arbabi, MD

Retired, Gastroenterology

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Erick Argueta, MD

Gastroenterology

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Shruti Ariza, MD

Gastroenterology

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R. Afiba Arthur, MD

Urogynecology

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Randy Ashman, CRNA

Anesthesia

Ardalan Babaknia, MD

Gastroenterology

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Anna Bareiss, MD

Otolaryngology/Otology

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Chelsey Beckley

Director of Marketing and Business Development

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Jon Bergh, PT

Director of Physical Therapy

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Fayth Bloomer, CRNA

Anesthesia

John Bucur, CRNA

Anesthesia

Maria Bui, CRNA

Anesthesia

Daniel Burgess, DO

General & Robotic Surgery

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Gabrielle Burns, PA-C

Colorectal & General Surgery

Yi Cai, MD

Pain Management

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Andrew Chacon, MD

Anesthesia

Rosecella Chambers, CRNA

Anesthesia

Daniel Chang, MD

Radiology

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Megan Chappell, PA-C

Gastroenterology

Brian Chen, DO

Cardiology

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Philip Chen, MD, FACG, FASGE

Gastroenterology

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Howard Cheng, MD

Oncology

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Max Cho, MD

Neuroradiology

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Stacey Chobany, AuD

Audiology

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Jim Chou, MD

Gastroenterology

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Darren Couture, CRNA

Anesthesia

Nicole Creef, CRNA

Anesthesia

Kevin Dang, MD

Anesthesia

Michael Davalos, PA-C

Urgent Care

Laura DeCesare, MD

Colorectal & General Surgery

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Adam Deising, DO

Transplant Hepatology

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Angelique Diaz, PA-C

Urgent Care

Athena Doss, Au.D., CCC-A

Audiology

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Shaun Dunston, CRNA

Anesthesia

Anh Duong, MD

Gastroenterology

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Thomas Eastman, DO

Retired, Gastroenterology

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Katharine Eng, MD

Pediatric Gastroenterology

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Daniel M. Eshaghian, DO

Gastroenterology & Hepatology

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Christina Falk, CRNA

Anesthesia

Krystal Farias

Practice Manager

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Sirus Farivar, MD, FACP, AGAF

Gastroenterology

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Daniel Fishel, DO, CAQSM

Sports Medicine & Primary Care

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April Fitzpatrick, CRNA

Anesthesia

Christopher Flannery, MD

Gastroenterology

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Megan French, CRNA

Anesthesia

Liying Fu, MD

Pathology

Mia Galassi, CRNA

Anesthesia

Melina Garay

Audiology Resident

Dan Garcia, CRNA

Anesthesia

Daniel Garza, MD

Radiology

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Afsan Ghaneian, PA-C

Gastroenterology

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Avani Gokaldas, PA-C

Gastroenterology

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Saied Goshtasbi, MD

Gastroenterology

Dustin Gottfeld, PA-C

Gastroenterology

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Sarah Gottfeld, PA-C

Plastic Surgery & Aesthetics

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Ryan Guinoo, CRNA

Anesthesia

David Ham, MD

Urgent Care

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Andrew Hanna, DO

Interventional Pain Medicine

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Ladan Hariri, MD

Psychiatry

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Michelle Harris, BSN, RN

Clinical Director, United Surgery Centers

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Ashraf Hawari, MD

Radiology

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Melody H. Hermel, MD

Director of Cardiology, San Diego | Integrative Cardiology

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Colleen Herr, FNP-BC

Gastroenterology

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John Hong, MD, MBA, CEO

Chief Executive Officer | Gastroenterology

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Amanda Honig, CRNA

Anesthesia

Alex Honore, CRNA

Anesthesia

Muntasir Hoque, MD

Radiology

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Galen Huang, MD, FACG

Gastroenterology

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Dalia Ibrahim, MD

Gastroenterology

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Sheila Jeschke, NP-C

Cardiology

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Vance Z. Johnson, MD

Spine Medicine

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Anesha Jones, CRNA

Anesthesia

Ken Jones, CPC, CASC

Director of Business Operations, United Surgery Centers

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Irina Jovel, PHN, FNP-BC

Gastroenterology

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Sarabjit Kaur, MSN, FNP-C

Urgent Care

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Jeffrey Keyes, MD

Anesthesia

Sumit Khandhar, DO

Cardiology

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Anthony Kim, MD, FAANS

Neurosurgery

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April King, CRNA

Anesthesia

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Lisa Kinney, MD

Urgent Care

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Rob Knipper, CRNA

Anesthesia

John Lah, MD

Gastroenterology

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Nok Hang (Tony) Lai, DPM, AACFAS, DABPM

Foot & Ankle Specialist & Surgeon

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Quan Lam, PA

Urgent Care

Jeanne Lammering, MD

Neuroradiology

Matthew Leach, MD

Otolaryngology (ENT)

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Scott H. Lee, MD

Gastroenterology & Hepatology

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Emma Lega, RN

Gastroenterology

Benjamin Leong, MD

General & Bariatric Surgery

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Donna Lien, MD

Anesthesia

Brian S. Lim, MD, MCR, FACP, FACG, FASGE, AGAF

Gastroenterology

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Roxanne Lim, MD

Gastroenterology

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Kristi Lindsey, NP-C

Gastroenterology

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Kim Liss, CRNA

Anesthesia

John Locke, MD

Orthopaedic Surgery

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Jennifer Loran, CRNA

Anesthesia

Cori Loonsfoot, RDMS

Imaging

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Nancy Lucas, DrAP, MBA, CRNA

Director of Anesthesia, Director of Operations

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Hai Ly, CRNA

Anesthesia

Mike Lynn, CRNA

Anesthesia

Gustavo Machicado, MD

Gastroenterology

Bahar Madani, MD

Gastroenterology & Hepatology

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Krista Mason, FNP-BC

Urgent Care

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Anna Masso, CRNA

Anesthesia

Deidre McGannon, MHA, RDN, IFNCP

Registered Dietitian

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Anna Meneely, DPM, AACFAS

Director of Foot & Ankle Surgery | Foot & Ankle Specialist & Surgeon

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Kim Meraz, CRNA

Anesthesia

Jeffry Mercado MD, MPP

Spine Medicine & Pain Management

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Ranjeet Minocha, MD, FACAAI

Allergy & Immunology

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Brooke Miller, PA-C

Urgent Care

Vinod Mishra, MD

Gastroenterology

Bryce Morton, MD

Anesthesia

Jesse Myers, ANP-BC

Gastroenterology

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Alan J. Naim, MD

Gastroenterology

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Sarah Nasher, NP-C

Gastroenterology

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Seyedehsan “Ehsan” Navabi, MD

Gastroenterology

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Kassandra Neuendorff, PA-C

Colorectal & General Surgery

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Laura Nieves, MD, MPH, FACP

Internal Medicine

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Jeff Nunez, CRNA

Anesthesia

Stephen Oh, DO

Medical Director, United Pathology Labs

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Atalanta Olito, DO

Anesthesia

Adam Omahen, PA-C

Urgent Care

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Tim Ou, CRNA

Anesthesia

Marco A. Paez, MD

Gastroenterology & Hepatology

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Mehri Pahlavani, CRNA

Anesthesia

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Patricia Park, MD

Endocrinology

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Hannah Parker, CRNA

Anesthesia

Amish Patel, MD

Radiology

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Jigar Patel, DO

Cardiology, Electrophysiology

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Kalpana Patel, MD

Gastroenterology

Nishant Patel, MD

Director of Urology | Urology & Endourology

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Anthony Pearson, MD, FACC

Cardiology

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Neal Petersen, CRNA

Anesthesia

Phuong Pham, MD

Plastic Surgery

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Morgan Phelps, MSN, FNP-BC

Gastroenterology

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Ashleigh Pinedo, NP-C

Gynecology

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Liza Plafsky, MD

Gastroenterology

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Warren Pleskow, MD

Allergy & Immunology

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Jennifer Price, PA-C

Otolaryngology

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Chelsea Putman, CRNA

Anesthesia

Yasmin Qasim, MD

Pathology

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Marsha Reuther, MD

Otolaryngology (ENT)

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Jessica Reyes, MD

Anesthesia

Eunice Rhee, DO

Director of Medical Weight Loss

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James Rhee, MD, FACMT, FACEP, FAAEM

Toxicology

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Hanna Ro, PA-C

Gastroenterology

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Paul Rogers, PA-C

Urgent Care

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Kathryn Ross, MD

Retired, Gastroenterology

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Bakr I. Salem, MD, FACC

Cardiology

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Suhail Salem, MD

Gastroenterology

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Shaelyn Salsbury, Au.D., CCC-A

Audiology

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Grace Satterfield, CRNA

Anesthesia

Bryan Sauter, PA-C

Gastroenterology

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Mark Schultzel, MD, MBA, FAAOS, FAOA

Director of Orthopaedic Surgery | Orthopaedic Surgeon, Shoulder And Elbow Surgery

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Matthew Schultzel, DO

General & Colorectal Surgery

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Henry Sebata, MD

Neuroradiology

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Mahnaz Shahidi, MD

Pathology

Ahmad M. Shaban, MD

Retired, Gastroenterology

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Abbass Shafii, MD

Gastroenterology

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Omar Shahbaz, MD, MS

Gastroenterology & Hepatology

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Huafeng Shen, MD

Gastroenterology & Hepatology

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Denise Sherk, FNP-C

Gastroenterology & ENT

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Aldric Shim, MD

Radiology

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Farah Shirazi, MD

Gastroenterology

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Michael Shrader, PA-C

Gastroenterology

Jennifer Sinclair

Fitness Director, United Medical Fitness

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Tiffany Sinclair, MD

Breast Surgery & Endocrine Surgery

Natalie Sloan, FNP

Gastroenterology

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Harper Smith, PA-C

Colorectal & General Surgery

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Ellen Song, MD

Internal Medicine

Chandra Spring-Robinson, DO

Gynecology & Minimally Invasive Gynecologic Surgery

Colleen Stallmer, CRNA

Anesthesia

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David Stanton, MD

Gastroenterology & Hepatology

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Christina Steinhauser, DO

Gastroenterology

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David Sternbaum, CRNA

Anesthesia

Mulugeta Temesgen, CRNA

Anesthesia

Bahnam Thomas, DO

PM&R & Electrodiagnostic Medicine - EMG/NCS

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Lynnette Thompson, RN, CNL

Gastroenterology

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Bojana Todorovic

Marketing Manager, Orange County

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VyThao Tran, MD

Radiology

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Arthur Uyesugi, MD

Otolaryngology (ENT)

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Annie Van Bourg, PA-C

Urgent Care

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Aubrey Van Dyke-Ginell, PA-C

Colorectal & General Surgery

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Robert Veve, MD

Pathology

David Wallace, PA-C

Gastroenterology

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Priscele White, NP-C

Gastroenterology

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Erica Williams, PA-C

Gastroenterology

Judy Williams

Practice Manager

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Ashley Wong, DO

Pain Management

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Lisa Xu, MD, FAAD

Director, Dermatology & Laser Center

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Diana Yao, MD

Gastroenterology

Hanna Yoo, CRNA

Anesthesia

Steve Yu, MD FACOG

Minimally Invasive Gynecologic Surgery (MIGS) , General Gynecology

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Michael Zamora, PA-C

Urgent Care

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Tinoosh Zand, MD

Radiology

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