Meet Our Team

Medical Director

Amy Hassan, M.D. | Watch video
Associate Professor, General Oncology

Surgical Oncologists

Mehrad Adibi, M.D. | Watch video
Assistant Professor, Urology

George Chang, M.D.
Professor, Colorectal Surgical Oncology

Cristina Checka, M.D.
Assistant Professor, Breast Surgical Oncology

Richard Ehlers, M.D., F.A.C.S. | Watch video
Associate Professor, Surgical Oncology

Gwyn Richardson, M.D. | Watch video
Associate Professor, Gynecologic Oncology & Reproductive Medicine

Shirley Su, M.D.
Assistant Professor, Head and Neck Surgery

Medical Oncologists

Sausan Abouharb, M.D.
Assistant Professor, Breast Medical Oncology

John Araujo, M.D., Ph.D.
Associate Professor, Genitourinary Medical Oncology

Celyne Bueno-Hume, M.D.
Assistant Professor, General Oncology

Bagi Jana, M.D.
Professor, General Oncology

Shivani C. Patel, M.D. | Watch video
Assistant Professor, General Oncology

Rohit Venkatesan, M.D.
Assistant Professor, General Oncology

Maurice Willis, M.D.
Professor, General Oncology

Radiation Oncologists

Neelofur Ahmad, M.D. | Watch video 
Associate Professor, Radiation Oncology

Lauren L. Mayo, M.D. | Watch video
Assistant Professor, Radiation Oncology

Todd Swanson, M.D., Ph.D. | Watch video
Associate Professor, Radiation Oncology

Lee Wiederhold, M.D., Ph.D. | Watch video
Associate Professor, Radiation Oncology 

Pain Medicine

Lakshmi Koyyalagunta, M.D. | Watch video
Professor, Pain Medicine

Care Team

Your care team also consists of Advanced Practice Nurses and Physician Assistants, who collaborate with the patient and physicians to provide top-quality cancer treatment. Mid-level providers are an essential part of cancer care in League City.