Meet the Brain and Spine Cancer Team

Our Philosophy

At the Providence Orange County Cancer Institute, our team offers extensive expertise and a seamlessly coordinated approach to your care. You’ll be supported by experienced surgeons, oncologists, nurses, and specialized support staff who collaborate closely to design and deliver the most appropriate treatment for you.

Hematology Oncology

Photo of Byun, Timothy E - MD - 3587902 - 1871545012

Timothy E. Byun, MD

Hematology Oncology

4.9 (320 Ratings)

Timothy E. Byun, MD

Hematology Oncology

My Approach to Your Health

St. Joseph Heritage Medical Group - Hematology Oncology

Photo of Cheng, Howard H - MD - 3409039 - 1366435299

Howard H. W. Cheng, MD

Hematology Oncology

Howard H. W. Cheng, MD

Hematology Oncology

Howard Cheng, MD

Photo of Fong, Minch K - MD - 3587646 - 1407849284

Minch K. Fong, MD

Hematology Oncology

4.8 (248 Ratings)

Minch K. Fong, MD

Hematology Oncology

My Approach to Your Health

Mission Heritage - Hematology and Oncology

Photo of Hu, John Y - MD - 3587650 - 1649698127

John Y. Hu, MD

Hematology Oncology

4.9 (222 Ratings)

John Y. Hu, MD

Hematology Oncology

Mission Heritage - Hematology and Oncology

Photo of Huang, Sam S - MD - 3392849 - 1841248812

Sam S. Huang, MD

Hematology Oncology

4.9 (323 Ratings)

Sam S. Huang, MD

Hematology Oncology

St. Joseph Heritage Medical Group - Hematology Oncology

+ 1 other location

Photo of Kim, Steven W - MD - 3392699 - 1003886698

Steven W. Kim, MD

Hematology Oncology

4.9 (411 Ratings)

Steven W. Kim, MD

Hematology Oncology

2025 Golden State Patient Experience Award

Crosson Cancer Institute

+ 1 other location

Photo of Lee, Monica E - MD - 3627269 - 1215129309

Monica E. Lee, MD

Hematology Oncology

4.9 (368 Ratings)

Monica E. Lee, MD

Hematology Oncology

2025 Golden State Patient Experience Award

Crosson Cancer Institute

Photo of Li, Ming C - MD - 3392788 - 1770843054

Ming C. Li, MD

Hematology Oncology

5.0 (220 Ratings)

Ming C. Li, MD

Hematology Oncology

2025 Golden State Patient Experience Award

Mission Heritage - Hematology and Oncology

Photo of Lyou, Yung - MD - 3392293 - 1013277342

Yung Lyou, MD

Medical Oncology, Hematology Oncology

4.8 (240 Ratings)

Yung Lyou, MD

Medical Oncology, Hematology Oncology

Crosson Cancer Institute

Photo of Mahmood, Tariq - MD - 3392740 - 1104874171

Tariq Mahmood, MD

Hematology Oncology

4.9 (395 Ratings)

Tariq Mahmood, MD

Hematology Oncology

My Approach to Your Health

2025 Golden State Patient Experience Award

St. Joseph Heritage Medical Group - Hematology Oncology

Photo of Miranda, George G - MD - 3392296 - 1558545038

George G. Miranda, MD

Hematology Oncology

5.0 (343 Ratings)

George G. Miranda, MD

Hematology Oncology

2025 Golden State Patient Experience Award

Mission Heritage - Hematology and Oncology

Photo of Mummaneni, Madhavi - MD - 3625479 - 1316999550

Madhavi Mummaneni, MD

Hematology Oncology

4.8 (251 Ratings)

Madhavi Mummaneni, MD

Hematology Oncology

St. Joseph Heritage Medical Group - Hematology Oncology

Photo of Nan, Xinyu - MD - 3392601 - 1326458175

Xinyu Nan, MD

Hematology Oncology

4.9 (345 Ratings)

Xinyu Nan, MD

Hematology Oncology

St. Joseph Heritage Medical Group - Hematology Oncology

Photo of Otis, Stavroula A - MD - 3396958 - 1477677557

Stavroula A. Otis, MD

Hematology Oncology

Stavroula A. Otis, MD

Hematology Oncology

Center for Cancer and Blood Disorders

Photo of Panares, Roy L - MD - 3625550 - 1285837229

Roy L. Panares, MD

Hematology Oncology

4.9 (353 Ratings)

Roy L. Panares, MD

Hematology Oncology

Crosson Cancer Institute

Photo of Park, David J - MD - 3587852 - 1275619447

David J. Park, MD

Hematology Oncology

4.9 (364 Ratings)

David J. Park, MD

Hematology Oncology

Crosson Cancer Institute

Photo of Patel, Giribala R - MD - 3392730 - 1033106562

Giribala R. Patel, MD

Hematology Oncology

4.9 (256 Ratings)

Giribala R. Patel, MD

Hematology Oncology

Crosson Cancer Institute

Photo of Sharma, Sanjay - MD - 3627246 - 1174609358

Sanjay Sharma, MD

Hematology Oncology

4.9 (303 Ratings)

Sanjay Sharma, MD

Hematology Oncology

Crosson Cancer Institute

Photo of Spector, Kellie D - MD - 3397128 - 1700374469

Kellie D. Spector, MD

Hematology Oncology

Kellie D. Spector, MD

Hematology Oncology

Center for Cancer and Blood Disorders

Photo of Wong, John K - MD - 3397126 - 1336436500

John K. Wong, MD

Hematology Oncology

John K. Wong, MD

Hematology Oncology

Cancer & Blood Specialty Clinic

Neuro-Oncology

Photo of Carrillo, Jose A - MD - 3610748 - 1902006661

Jose A. Carrillo, MD

Neurology, Neuro-Oncology

5.0 (63 Ratings)

Jose A. Carrillo, MD

Neurology, Neuro-Oncology

2025 Golden State Patient Experience Award

Pacific Neuroscience Institute

+ 4 other locations

Neurosurgery

Photo of Anker, Lars - MD - 3610733 - 1962548537

Lars Anker, MD

Neurosurgery, Neurosurgical Oncology

Lars Anker, MD

Neurosurgery, Neurosurgical Oncology

Lars Anker, MD

+ 3 other locations

Photo of Ho, Hector W - MD - 3589622 - 1912969353

Hector W. Ho, MD

Neurosurgery, Spine Surgery

5.0 (92 Ratings)

Hector W. Ho, MD

Neurosurgery, Spine Surgery

My Approach to Your Health

2025 Golden State Patient Experience Award

St. Jude Heritage - Neurosurgery

+ 3 other locations

Request Appointment

Photo of Hwang, Brian Y - MD - 3612230 - 1699087908

Brian Y. Hwang, MD

Neurosurgery, Spine Surgery

Brian Y. Hwang, MD

Neurosurgery, Spine Surgery

Orthopaedic Specialty Institute - Laguna Hills

Photo of Jackson, Robert J - MD - 3611670 - 1023003605

Robert J. Jackson, MD

Neurosurgery, Spine Surgery

Robert J. Jackson, MD

Neurosurgery, Spine Surgery

Orthopaedic Specialty Institute - Laguna Hills

Photo of Jiang, Bowen - MD - 3394957 - 1053682971

Bowen Jiang, MD

Neurosurgery, Spine Surgery

4.9 (112 Ratings)

Bowen Jiang, MD

Neurosurgery, Spine Surgery

My Approach to Your Health

St. Jude Heritage - Neurosurgery

+ 3 other locations

Request Appointment

Photo of Kim, Keun-Young A - MD - 3612249 - 1659577286

Keun-Young A. Kim, MD

Neurosurgery, Spine Surgery

Keun-Young A. Kim, MD

Neurosurgery, Spine Surgery

O.C. Neurosurgical Associates

Photo of Liauw, Jason A - MD - 3611172 - 1285806091

Jason A. Liauw, MD

Neurosurgery, Spine Surgery

Jason A. Liauw, MD

Neurosurgery, Spine Surgery

Orthopaedic Specialty Institute - Laguna Hills

Photo of Massoudi, Farzad - MD - 3416527 - 1437144599

Farzad Massoudi, MD

Neurosurgery

Farzad Massoudi, MD

Neurosurgery

Farzad Massoudi MD, Inc.

Photo of Noblett, Bradley D - MD - 3394631 - 1689788507

Bradley D. Noblett, MD

Neurosurgery, Spine Surgery, Neurosurgical Oncology

5.0 (150 Ratings)

Bradley D. Noblett, MD

Neurosurgery, Spine Surgery, Neurosurgical Oncology

My Approach to Your Health

2025 Golden State Patient Experience Award

St. Jude Heritage - Neurosurgery

+ 2 other locations

Request Appointment

Photo of Nwagwu, Chiedozie I - MD - 3416798 - 1669552808

Chiedozie I. Nwagwu, MD

Neurosurgery

Chiedozie I. Nwagwu, MD

Neurosurgery

Photo of Rao, Vikas Y - MD - 3417672 - 1932349651

Vikas Y. Rao, MD

Neurosurgery

Vikas Y. Rao, MD

Neurosurgery

O.C. Neurosurgical Associates

Photo of Taghva, Alexander S - MD - 3416284 - 1548439920

Alexander S. Taghva, MD

Neurosurgery, Functional Neurosurgery

Alexander S. Taghva, MD

Neurosurgery, Functional Neurosurgery

O.C. Neurosurgical Associates

Photo of Tsimpas, Asterios - MD - 3611176 - 1093919946

Asterios Tsimpas, MD

Neurosurgery

Asterios Tsimpas, MD

Neurosurgery

O.C. Neurosurgical Associates

Photo of Westbroek, Erick M - MD - 3394944 - 1720423791

Erick M. Westbroek, MD

Neurosurgery, Spine Surgery

4.9 (75 Ratings)

Erick M. Westbroek, MD

Neurosurgery, Spine Surgery

My Approach to Your Health

2025 Golden State Patient Experience Award

St. Jude Heritage - Neurosurgery

+ 3 other locations

Request Appointment

Radiation Oncology

Photo of Ash, Robert B - MD - 3408517 - 1326238650

Robert B. Ash, MD

Radiation Oncology

Robert B. Ash, MD

Radiation Oncology

My Approach to Your Health

Center for Cancer Prevention and Treatment

Photo of Bhandari, Tanuja A - MD - 3605309 - 1518147610

Tanuja A. Bhandari, MD

Radiation Oncology

Tanuja A. Bhandari, MD

Radiation Oncology

Center for Cancer Prevention and Treatment

Photo of Chou, William W - MD - 3604580 - 1790713253

William W. Chou, MD

Radiation Oncology

William W. Chou, MD

Radiation Oncology

Mission Viejo Radiation Oncology

Photo of Dolkar, Dechen - MD - 3410080 - 1861475683

Dechen Dolkar, MD

Radiation Oncology

Dechen Dolkar, MD

Radiation Oncology

Fred A. Jordan Family Radiation Oncology Center

+ 1 other location

Photo of Liu, Gene-Fu F - MD - 3605185 - 1639306426

Gene-Fu F. Liu, MD

Radiation Oncology

Gene-Fu F. Liu, MD

Radiation Oncology

Mission Viejo Radiation Oncology

Photo of Sheu, Tommy - MD - 3604431 - 1568880060

Tommy Sheu, MD

Radiation Oncology

Tommy Sheu, MD

Radiation Oncology

Fred A. Jordan Family Radiation Oncology Center

Photo of Williams, Venita L - MD - 3604689 - 1659581775

Venita L. Williams, MD

Radiation Oncology

Venita L. Williams, MD

Radiation Oncology

Center for Cancer Prevention and Treatment

Popular Searches

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Meet the Brain and Spine Cancer Team

Our Philosophy

Hematology Oncology

Neuro-Oncology

Neurosurgery

Radiation Oncology

OUR MISSION

OUR VALUES

ACROSS PROVIDENCE

RESOURCES

Popular Searches

Quick Links

Meet the Brain and Spine Cancer Team

Our Philosophy

Hematology Oncology

Neuro-Oncology

Neurosurgery

Radiation Oncology

OUR MISSION

OUR VALUES

ACROSS PROVIDENCE

RESOURCES

CONNECT WITH US