Meet Our Providers

Our multidisciplinary team works together to ensure we provide expert care for your body, mind and spirit. Scroll down for more information on our team of specialists, including board certified gastroenterologists and surgeons.

Specialties

Gastroenterology

Andrew C. Chang, MD

909-558-2850

Specialties: Internal Medicine, Gastroenterology

Kendrick Che, DO

909-558-2850

Specialties: Internal Medicine, Gastroenterology

Paul A. Leonor, MD

909-558-2850

Specialties: Internal Medicine, Gastroenterology

Ashley M. Masih, PA-C

909-558-2850

Specialties: Internal Medicine, Gastroenterology, Transplant Hepatology

Nour A. Parsa, MD

909-558-2850

Specialties: Internal Medicine, Gastroenterology

Nikhil R. Thiruvengadam, MD

909-558-2850

Specialties: Internal Medicine, Gastroenterology

Jing Wang, MD

909-558-2850

Specialties: Internal Medicine, Gastroenterology

Andrew Wright, MD

909-558-4000

Specialties: Internal Medicine, Gastroenterology

Timothy Yen, MD

909-558-2850

Specialties: Internal Medicine, Gastroenterology

Xin Zheng, DO

909-558-2850

Specialties: Internal Medicine, Gastroenterology

Gastroenterology & Hepatology

GI Cancers & Genetic Counseling

Timothy Yen, MD – Gastrointestinal Cancers and Genetic Counseling
Jennyphane Alexandre – Genetic Counseling

Surgery

Allison A. Aka, MD

909-558-2822

Specialties: Surgery, Colon and Rectal Surgery

Sherif Aly, MD

909-558-2822

Specialties: Surgery, General Surgery, Minimally Invasive Surgery - Robot...

Hamza Durrani, MBBS

951-290-6303

Specialties: Surgery, Surgical Critical Care, Trauma Surgery, General Sur...

Carlos Garberoglio, MD

909-558-2262

Specialties: Surgery, Complex General Surgical Oncology, Minimally Invasi...

Nephtali Gomez, MD

909-558-2262

Specialties: Surgery, Endocrine Surgery

Justin M. Greco, MBBCH

909-558-2822

Specialties: Surgery, Colon and Rectal Surgery

Ziyad B. Jabaji, MD

909-558-2822

Specialties: Surgery, Colon and Rectal Surgery

Aarthy Kannappan, MD

909-558-2822

Specialties: Surgery, Bariatric Surgery - Weight Loss Surgery, General Su...

David Row, MD

909-558-2822

Specialties: Surgery, Colon and Rectal Surgery

Keith Scharf, DO

909-558-2822

Specialties: Surgery, General Surgery, Bariatric Surgery - Weight Loss Su...

Wing Sze E. Yung, MD

909-558-2822

Specialties: Surgery, General Surgery, Minimally Invasive Surgery - Robot...

Salman Zaheer, MBBS

909-558-4200

Specialty: Thoracic Surgery

Keyword Search

Services & Treatments

Provider Search

Location Search

Specialties

Gastroenterology

Andrew C. Chang, MD

Kendrick Che, DO

Paul A. Leonor, MD

Ashley M. Masih, PA-C

Nour A. Parsa, MD

Nikhil R. Thiruvengadam, MD

Jing Wang, MD

Andrew Wright, MD

Timothy Yen, MD

Xin Zheng, DO

Gastroenterology & Hepatology

GI Cancers & Genetic Counseling

Surgery

Allison A. Aka, MD

Sherif Aly, MD

Hamza Durrani, MBBS

Carlos Garberoglio, MD

Nephtali Gomez, MD

Justin M. Greco, MBBCH

Ziyad B. Jabaji, MD

Aarthy Kannappan, MD

David Row, MD

Keith Scharf, DO

Wing Sze E. Yung, MD

Salman Zaheer, MBBS

We’re Stronger Together