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Best General Surgeons in Ontario

Written by Andrew Le, MD

Updated December 24, 2024

Introduction to General Surgery in Ontario, California

Overview of General Surgery

General surgery is a medical specialty that focuses on abdominal contents including the esophagus, stomach, small intestine, large intestine, liver, pancreas, gallbladder, appendix and bile ducts, and often the thyroid gland.

Common procedures include appendectomies, cholecystectomies (gallbladder removal), hernia repairs, and various types of biopsies.

Importance in Healthcare

General surgeons play a critical role in diagnosing and treating a wide range of conditions, often serving as the first line of surgical intervention.

They frequently collaborate with other specialists such as oncologists, gastroenterologists, and emergency physicians to provide comprehensive patient care.

General Surgery in Ontario

Ontario, California, offers a robust healthcare environment with several well-equipped hospitals and surgical centers.

Key facilities include San Antonio Regional Hospital and Kaiser Permanente Fontana Medical Center, both of which are affiliated with highly rated general surgeons in the area.


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List of General Surgeons in Ontario

Dr. Jacob Haiavy

Dr. Jacob Haiavy

5.0

Ontario, CA

Sex

Male

Languages

English, Hebrew, Persian

Phone

(909) 987-0899

Cosmetic and Breast Fellowship (Fellowship Hospital)

Icahn School of Medicine at Mount Sinai (Residency Hospital)

New York University (Undergraduate School)

Suffolk Co (Undergraduate School)

Icahn School of Medicine at Mount Sinai (Medical School, 1998)

English

Hebrew

Persian

San Antonio Regional Hospital

Arrowhead Regional Medical Center

Montclair Hospital Medical Center

Cosmetic, Plastic & Reconstructive Surgery

General Surgery

LC

Dr. Lori Chow

5.0

Ontario, CA

Sex

Female

Languages

English

Phone

(909) 724-5000

American Board of Surgery

Loma Linda University Medical Center (Internship Hospital, 1995)

University of California, Davis School of Medicine (Medical School, 1994)

English

Kaiser Permanente Fontana Medical Center

General Surgery

CE

Dr. Clifford Eke

5.0

Ontario, CA

Sex

Male

Languages

English

Phone

(909) 724-5000

American Board of Surgery

Kaiser Foundation Hospital - Fontana (Fellowship Hospital, 1997)

Loma Linda University Medical Center (Internship Hospital, 1993)

Loma Linda University School of Medicine (Medical School, 1992)

English

Kaiser Permanente Fontana Medical Center

General Surgery

AS

Dr. Adam Sugihara

5.0

Ontario, CA

Sex

Male

Languages

English, Spanish

Phone

(909) 870-3033

American Board of Surgery

SUNY Upstate Medical University (Residency Hospital)

SUNY Upstate Medical University (Internship Hospital)

University of Chicago Pritzker School of Medicine (Medical School)

English

Spanish

San Antonio Regional Hospital

General Surgery

Laparoscopic Surgery

Robotic Surgery

IB

Dr. Irene Bielawiec

5.0

Ontario, CA

Sex

Female

Languages

English

Phone

(909) 946-6221

Thomas Jefferson University (Medical School, 2005)

English

San Antonio Regional Hospital

General Surgery

Dr. Hossein Shayan

Dr. Hossein Shayan

5.0

Ontario, CA

Sex

Male

Languages

English

Phone

(909) 579-6721

UNIVERSITY OF BRITISH COLUMBIA / FACULTY OF EDUCATION (Medical School, 2001)

English

Riverside Community Hospital

San Antonio Regional Hospital

Saint Mary Medical Center

General Surgery

AJ

Dr. Arinbjorn Jonsson

5.0

Ontario, CA

Sex

Male

Languages

English

Phone

(404) 727-9610

American Board of Surgery

English

Emory Saint Joseph's Hospital

General Surgery

NB

Dr. Nina Bowman

5.0

Ontario, CA

Sex

Female

Languages

English

Phone

(909) 724-5000

American Osteopathic Board of Surgery

Western University of Health Sciences (Medical School)

English

Kaiser Permanente Fontana Medical Center

General Surgery

GT

Dr. Gilbert Turner

5.0

Ontario, CA

Sex

Male

Languages

English

Phone

(909) 946-5320

American Board of Surgery

Loma Linda University (Medical School, 1958)

English

General Surgery

Dr. Michael Albin

Dr. Michael Albin

4.9

Ontario, CA

Sex

Male

Languages

English, Spanish

Phone

(626) 584-6116

American Board of Surgery

Hofstra University School of Medicine (Residency Hospital, 2014)

Penn State University College of Medicine (Medical School, 2009)

Occidental College (Undergraduate School, 2005)

English

Spanish

Huntington Hospital

Adventist Health White Memorial Montebello

General Surgery

Dr. Maan Kattash

Dr. Maan Kattash

4.8

Ontario, CA

Sex

Male

Languages

English

Phone

(909) 987-9100

University of Mosul (Medical School, 1984)

English

Cosmetic, Plastic & Reconstructive Surgery

General Surgery

LW

Dr. Lawrence Wagman

4.8

Ontario, CA

Sex

Male

Languages

English

Phone

(909) 536-2481

American Board of Surgery

Columbia University Vagelos College of Physicians and Surgeons (Medical School, 1978)

English

Corona Regional Medical Center

General Surgery

WG

Dr. Wallace Gosney

4.6

Ontario, CA

Sex

Male

Languages

English

Phone

(909) 946-6221

American Board of Surgery

American Board of Thoracic Surgery

Loma Linda University (Medical School, 1960)

English

General Surgery

Cardiothoracic Surgery

IT

Dr. Irene Tower

4.6

Ontario, CA

Sex

Female

Languages

English

American Board of Surgery

Cosmetic and Breast Fellowship (Fellowship Hospital)

Allegheney General Hospital (Residency Hospital)

Texas Tech University Health Sciences Center School of Medicine (Medical School, 2004)

Texas Technical University (Medical School, 2004)

English

San Antonio Regional Hospital

Cosmetic, Plastic & Reconstructive Surgery

General Surgery

Dr. Harish Yalamanchili

Dr. Harish Yalamanchili

4.5

Ontario, CA

Sex

Male

Languages

English

Phone

(909) 398-4895

American Board of Surgery

Mount Carmel West (Residency Hospital, 2015)

English

Pomona Valley Hospital Medical Center

Covenant Childrens Hospital

General Surgery

Vascular Medicine

Dr. James Hartleroad

Dr. James Hartleroad

4.3

Ontario, CA

Sex

Male

Languages

English, French

Phone

(909) 579-6721

CARONDELET SAINT MARY'S HOSPITAL (Medical School, 1992)

English

French

Riverside Community Hospital

Family Medicine

Internal Medicine

General Surgery

Integrative Medicine

Internal Medicine (Physician Assistant)

Dr. Sivaprasad Mullangi

Dr. Sivaprasad Mullangi

4.3

Ontario, CA

Sex

Male

Languages

English, Hindi, Spanish, Telugu

Phone

(909) 315-6399

American Board of Surgery

Sri Venkateswara Medical College (Medical School)

Detroit Medical Center-Wayne State University (Fellowship Hospital, 2012)

Bronx Lebanon Hospital Center (Residency Hospital, 2007)

North General Hospital (Internship Hospital, 1995)

Postgraduate Institute Of Med Education and Research Chandigarh (Residency Hospital, 1988)

English

Hindi

Spanish

Telugu

Emanate Health Foothill Presbyterian Hospital

Pomona Valley Hospital Medical Center

UCI Health-Placentia Linda

General Surgery

Bariatric Surgery

Laparoscopic Surgery

PF

Dr. Peter Fedorka

3.9

Ontario, CA

Sex

Male

Languages

English

Phone

(909) 724-2379

American Board of Surgery

University of California, Los Angeles David Geffen School of Medicine (Medical School, 2001)

English

Kaiser Permanente Fontana Medical Center

Bariatric Surgery

General Surgery

NK

Dr. Nabil Koudsi

3.9

Ontario, CA

Sex

Male

Languages

English, Arabic

Phone

(909) 981-3411

Alexandria University School of Medicine (Medical School, 1971)

English

Arabic

San Antonio Regional Hospital

General Surgery

PC

Dr. Philip Chin

3.8

Ontario, CA

Sex

Male

Languages

English, Spanish

Phone

(833) 574-2273

American Board of Surgery

City of Hope Natl Medical Center (Fellowship Hospital, 1995)

Royal Devon and Exeter Healthcare Nhs Trust (1994)

Medical College Wis (Internship Hospital, 1990)

Northwestern University Feinberg School of Medicine (Medical School, 1989)

English

Spanish

Kaiser Permanente Fontana Medical Center

Bariatric Surgery

General Surgery

DD

Dr. Donna Dudziak

3.7

Ontario, CA

Sex

Female

Languages

English

Phone

(909) 946-6221

American Board of Surgery

LSU Health Sciences Center New Orleans School of Medicine (Medical School)

English

San Antonio Regional Hospital

General Surgery

BB

Dr. Bryce Beseth

3.7

Ontario, CA

Sex

Male

Languages

English

Phone

(909) 920-0525

American Board of Surgery

UNIVERSITY OF CALIFORNIA AT LOS ANGELES / CENTER FOR HEALTH SCIENCES (Medical School, 1996)

English

San Antonio Regional Hospital

General Surgery

Vascular Surgery

SR

Dr. Stewart Rendon

3.6

Ontario, CA

Sex

Male

Languages

English, Spanish

Phone

(909) 460-4155

American Board of Surgery

Loma Linda University Medical Center (Residency Hospital)

University of California, Los Angeles David Geffen School of Medicine (Medical School, 1998)

English

Spanish

Bingham Memorial Hospital

General Surgery

BS

Dr. Brian Spivack

3.4

Ontario, CA

Sex

Male

Languages

English

Phone

(909) 946-5320

American Board of Surgery

Drexel University College of Medicine (Medical School, 1988)

English

San Antonio Regional Hospital

General Surgery

KL

Dr. Kaming Li

3.0

Ontario, CA

Sex

Male

Languages

English

Phone

(909) 481-7500

American Board of Surgery

American Board of Plastic Surgery

UNIVERSITY OF CALIFORNIA AT LOS ANGELES / CENTER FOR HEALTH SCIENCES (Medical School, 1987)

English

General Surgery

Cosmetic, Plastic & Reconstructive Surgery

HO

Dr. Harry Ou

2.7

Ontario, CA

Sex

Male

Languages

English

Phone

(909) 464-8600

American Board of Surgery

Albert Einstein College of Medicine (Medical School, 2005)

English

Pomona Valley Hospital Medical Center

General Surgery

VG

Dr. Vinod Garg

2.5

Ontario, CA

Sex

Male

Languages

English

Phone

(909) 868-6800

American Board of Surgery

AGRA UNIVERSITY / SAROJINI NAJDU MEDICAL COLLEGE (Medical School, 1990)

English

San Antonio Regional Hospital

Pomona Valley Hospital Medical Center

General Surgery

SL

Dr. Satish Lal

2.2

Ontario, CA

Sex

Male

Languages

English, Hindi, Spanish

American Board of Orthopaedic Surgery

Eastern Virginia Medical School (Residency Hospital, 1979)

All India Inst Med Sci (Internship Hospital, 1964)

All India Institute Med Science (Internship Hospital, 1964)

All-India Institute Of Medical Sciences, All-India Institute Of Medical Sciences (Medical School, 1963)

English

Hindi

Spanish

San Antonio Regional Hospital

Orthopedic Surgery

Orthopedic Spine Surgery

General Surgery

HO

Dr. Honzen Ou

1.9

Ontario, CA

Sex

Male

Languages

English, Chinese, Mandarin

Phone

(909) 464-9119

COLLEGE OF MEDICINE / NATIONAL TAIWAN UNIVERSITY (Medical School, 1973)

English

Chinese

Mandarin

General Surgery

LG

Dr. Leslie Ghisletta

1.0

Ontario, CA

Sex

Female

Languages

English

Phone

(909) 580-3353

American Board of Surgery

Drexel University (Medical School, 2007)

English

Arrowhead Regional Medical Center

Critical Care Surgery

General Surgery

JH

Dr. Joyce Ho

1.0

Ontario, CA

Sex

Female

Languages

English

Phone

(909) 724-5000

American Board of Surgery

University of California, San Diego School of Medicine (Medical School, 2003)

English

Kaiser Permanente Fontana Medical Center

General Surgery

KB

Dr. Kenneth Baik

1.0

Ontario, CA

Sex

Male

Languages

English, Korean

Phone

(909) 920-3753

American Board of Surgery

SEOUL NATIONAL UNIVERSITY / COLLEGE OF MEDICINE (Medical School, 1965)

English

Korean

General Surgery

JC

Dr. James Cernilia

N/A

Ontario, CA

Sex

Male

Languages

English, Dutch

Phone

(650) 264-9526

American Board of Surgery

American Board of Thoracic Surgery

Tulane University of Louisiana (Medical School, 1990)

English

Dutch

Temecula Valley Hospital

General Surgery

Cardiothoracic Surgery

PF

Dr. Payam Falatoonzadeh

N/A

Ontario, CA

Sex

Male

Languages

English

Phone

(909) 580-6266

American Board of Surgery

English

Arrowhead Regional Medical Center

Critical Care Surgery

General Surgery

SC

Dr. Siu-Keung Chung

N/A

Ontario, CA

Sex

Male

Languages

English

Phone

(877) 608-0044

American Board of Surgery

OHIO STATE UNIVERSITY / COLLEGE OF VETERINARY MEDICINE (Medical School, 1985)

English

Kaiser Permanente Fontana Medical Center

Critical Care Surgery

General Surgery

DA

Dr. Donald Alpiner

N/A

Ontario, CA

Sex

Male

Languages

English, Spanish

American Osteopathic Board of Family Physicians

Des Moines University (Medical School)

English

Spanish

Emanate Health Foothill Presbyterian Hospital

Family Medicine

General Surgery

PL

Dr. Paul Luo

N/A

Ontario, CA

Sex

Male

Languages

English, Chinese

Phone

(909) 464-9119

Taipei Medical College (Medical School, 1967)

English

Chinese

General Surgery

SP

Dr. Sunal Patel

N/A

Ontario, CA

Sex

Male

Languages

English

Phone

(909) 724-3223

American Board of Surgery

English

Kaiser Permanente Fontana Medical Center

General Surgery

HA

Dr. Hamid Arjomandi

N/A

Ontario, CA

Sex

Male

Languages

English

Phone

(866) 454-3485

English

Kaiser Permanente Fontana Medical Center

Orthopedic Surgery

Orthopedic Neck Surgery

General Surgery

AH

Dr. Alana Harrison

N/A

Ontario, CA

Sex

Female

Languages

English

Phone

(909) 464-9119

American Osteopathic Board of Surgery

Midwestern University Arizona College of Osteopathic Medicine (Medical School, 2013)

English

San Antonio Regional Hospital

General Surgery

TI

Dr. Travis Israel

N/A

Ontario, CA

Sex

Male

Languages

English

Phone

(833) 574-2273

English

Kaiser Permanente Fontana Medical Center

General Surgery

JL

Dr. Joanna Lim

N/A

Ontario, CA

Sex

Female

Languages

English

Phone

(909) 724-5000

American Board of Surgery

English

Kaiser Permanente Fontana Medical Center

General Surgery

Dr. Ali Abidali

Dr. Ali Abidali

N/A

Ontario, CA

Sex

Male

Languages

English, Arabic

Phone

(909) 757-8425

American Board of Surgery

University of Cincinnati Medical Cente (Fellowship Hospital)

HonorHealth, Scottsdale, AZ (Residency Hospital, 2021)

Banner University Medical Center, Phoenix, Az (Internship Hospital, 2016)

Midwestern University Arizona College of Osteopathic Medicine (Medical School, 2015)

Arizona State Univeristy (Undergraduate School, 2011)

English

Arabic

Pomona Valley Hospital Medical Center

General Surgery

Transplant Surgery

JM

Dr. James Maciel

N/A

Ontario, CA

Sex

Male

Languages

English

Phone

(877) 878-3289

English

General Surgery

VC

Dr. Vincent Cheng

N/A

Ontario, CA

Sex

Male

Languages

English

Phone

(833) 574-2273

American Board of Surgery

English

Kaiser Permanente South Sacramento Medical Center

General Surgery

BK

Dr. Bradford Kim

N/A

Ontario, CA

Sex

Male

Languages

English

Phone

(909) 949-2242

American Board of Surgery

Penn State University College of Medicine (Medical School, 2012)

English

San Antonio Regional Hospital

Surgical Oncology

General Surgery

Choosing a General Surgeon in Ontario, California

Factors to consider

Board certification and qualifications

  • American Board of Surgery certification
  • Additional specialized certifications

Experience and specializations

  • Years of practice
  • Focus areas within general surgery
  • Advanced techniques (e.g., laparoscopic, robotic)

Hospital affiliations

  • San Antonio Regional Hospital
  • Kaiser Permanente Fontana Medical Center
  • Pomona Valley Hospital Medical Center

Patient reviews and ratings

  • Star ratings on Healthgrades
  • Number of patient reviews
  • Consistency of positive feedback

Importance of personal compatibility

Communication style

  • Clarity in explaining procedures
  • Willingness to answer questions
  • Approachability and bedside manner

Language preferences

  • Availability of multilingual surgeons
  • Common languages: English, Spanish, Chinese

Gender considerations

  • Option to choose male or female surgeons
  • Comfort level with surgeon's gender

Top-Rated General Surgeons in Ontario

Dr. Adam Sugihara

Exceptional Patient Satisfaction

  • 5.0-star rating based on 79 patient reviews
  • Indicates high level of patient trust and satisfaction

Qualifications and Expertise

  • Board certified by the American Board of Surgery
  • Educated at prestigious institutions including University of Chicago Pritzker School of Medicine
  • Specializes in General, Laparoscopic, and Robotic Surgery

Accessibility and Communication

  • Fluent in English and Spanish, enhancing patient communication
  • Affiliated with San Antonio Regional Hospital for convenient access

Dr. Michael Albin

Strong Patient Feedback

  • 4.9-star rating from 78 patient reviews
  • Demonstrates consistent quality of care and patient satisfaction

Professional Credentials

  • Board certified by the American Board of Surgery
  • Educated at Penn State University College of Medicine
  • Completed residency at Hofstra University School of Medicine

Diverse Practice

  • Affiliated with multiple hospitals including Huntington Hospital and Adventist Health White Memorial Montebello
  • Bilingual in English and Spanish, facilitating broader patient care

Dr. Hossein Shayan

Patient Satisfaction

  • Perfect 5.0-star rating based on 8 patient reviews
  • Suggests high-quality care and positive patient experiences

Extensive Hospital Network

  • Affiliated with multiple hospitals including Riverside Community Hospital, San Antonio Regional Hospital, and Saint Mary Medical Center
  • Provides patients with various location options for procedures

Educational Background

  • Graduated from University of British Columbia Faculty of Education
  • Brings international perspective to his practice

Additional Resources for Choosing a General Surgeon in Ontario

Online Physician Directories and Review Platforms

Healthgrades

  • Comprehensive surgeon profiles
  • Patient ratings and reviews
  • Educational background and certifications

Other Reputable Medical Websites

  • Cross-referencing information
  • Additional patient testimonials
  • Verification of credentials

Local Medical Society and Professional Associations

San Bernardino County Medical Society

  • Directory of local surgeons
  • Information on board certifications
  • Continuing education requirements

California Chapter of the American College of Surgeons

  • Resources for patients
  • Listings of qualified surgeons
  • Updates on surgical advancements

Hospital Referral Services in Ontario

San Antonio Regional Hospital

  • Information on affiliated surgeons
  • Scheduling consultations
  • Details on surgical facilities

Kaiser Permanente Fontana Medical Center

  • Member resources for selecting surgeons
  • Telemedicine options for initial consultations
  • Integrated health system benefits