Mission Hills

Overview

City of Hope | Mission Hills provides the community with unparalleled care and innovative treatments close to home. Our light and bright office offers multiple exam and treatment rooms for patient comfort and convenience, expanding access to City of Hope’s world-class level of care.

The convenient location of City of Hope’s Mission Hills practice, just minutes from the 5 and 405 freeways and with easy access to the 118 Freeway, puts our patients within easy reach of additional medical, laboratory and diagnostic radiology services.

Open Hours
Monday through Friday: 8 a.m. to 5 p.m.
Closed on major federal holidays
Validated parking and valet parking available

 
 
We are dedicated to creating a positive and healing environment in our spacious chemotherapy and infusion area. Features such as large and relaxing chairs, two private infusion rooms, warm blankets, a patient nutrition bar stocked with healthy snacks, and free guest Wi-Fi and iPads all contribute to making our patients’ time here for treatment as comfortable as possible.

City of Hope is a recognized world leader in cancer research and treatment, and that expertise is available to every patient at every location:

  • Designated as a comprehensive cancer center, the highest recognition bestowed by the National Cancer Institute, City of Hope is also a founding member of the National Comprehensive Cancer Network, with research and treatment protocols that advance care throughout the nation.
  • We have been ranked as one of “America’s Best Hospitals” in cancer for more than a decade by U.S.News & World Report.
  • Our pioneering bone marrow and stem cell transplant program is one of the largest and most successful in the United States, with more than 13,000 procedures performed to date and unparalleled survival rates for the past 12 years.
  • Four of the most widely used cancer drugs, Herceptin, Rituxan, Erbitux and Avastin, are based on technology pioneered by City of Hope, saving lives worldwide.
  • We’re leading the way in immunology, harnessing the body’s natural defenses to fight cancer.


Visit Why Choose City of Hope to learn more about our institutional distinctions.

NEWS & BREAKTHROUGHS

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Map & Directions

15031 Rinaldi St., Suite 150 , Mission Hills , CA 91345

818-660-4700

Services offered

  • Medical oncology —- Our multidisciplinary team of medical oncologists, researchers, nurse practitioners and other health professionals work together from diagnosis to treatment. We offer our patients the latest advances in chemotherapy, hormonal therapy, biologic therapy and targeted therapy.
  • Surgical oncology — Our surgical oncologists are highly skilled and versatile, each with expertise in the latest techniques for the surgical management and treatment of a wide variety of cancers.
  • Infusion therapy and chemotherapy - We offer an open, comfortable and comforting environment with a compassionate and attentive staff to administer and monitor your treatment.
  • General surgery — Our surgeons are highly skilled generalists with expertise in a wide range of conditions and procedures, including appendectomy, gall bladder removal, hemorrhoids and hernias.
  • General urology — City of Hope’s highly skilled urologists address a wide spectrum of diseases of the urinary tract and the male reproductive system. Conditions treated include kidney stones, bladder control problems, cystitis, blood in the urine and other urologic conditions. Our urologists also perform vasectomies.
  • Clinical trials — Mission Hills patients have the opportunity to participate in City of Hope’s groundbreaking clinical trials, involving new drugs and leading-edge treatments before they are widely available. Find out more at CityofHope.org/clinical-trials.
  • Consultations — We offer consultations for all cancers, as well as for individuals at high risk of developing cancer.
City of Hope’s renowned physicians and researchers utilize the latest in technology and innovation to treat cancer, coupled with our enduring belief in providing unparalleled compassionate care.
Philip L. Chatham, M.D.
Assistant Clinical Professor, Department of Medical Oncology and Therapeutics Research
Mission Hills
Dortha Chu, M.D., Ph.D., F.A.C.S.
Assistant Clinical Professor, Department of Surgery, Division of Surgical Oncology
Santa Clarita , Mission Hills
Seth A. Cohen, M.D.
Assistant Clinical Professor, Division of Urology and Urologic Oncology, Department of Surgery
Surgeon
Pasadena , Glendora , Santa Clarita , Mission Hills , Antelope Valley , West Covina
George Hajjar, M.D.
Assistant Clinical Professor, Department of Medical Oncology & Therapeutics Research
Santa Clarita , Mission Hills
Donald Hannoun, M.D.
Assistant Clinical Professor, Division of Urology and Urologic Oncology, Department of Surgery
Staff Surgeon
Antelope Valley , Santa Clarita
Wei-Chien Michael Lin, M.D.
Assistant Clinical Professor, Division of Gynecologic Oncology
Staff Surgeon
Mission Hills , Santa Clarita
Suzy Melkonian, M.D.
Assistant Clinical Professor, Department of Medical Oncology & Therapeutics Research
Staff Physician
Mission Hills
Shamel Sanani, M.D.
Assistant Clinical Professor, Department of Medical Oncology & Therapeutics Research
Staff Physician
Mission Hills
Hans Schoellhammer, M.D., F.A.C.S.
Assistant Clinical Professor, Division of Surgical Oncology, Department of Surgery
Surgeon
Duarte , Antelope Valley , Mission Hills
Vijay Trisal, M.D., F.A.C.S.
Associate Clinical Professor, Division of Surgical Oncology, Department of Surgery
Electronic Health Record Clinical Leader
Surgical Oncologist
Duarte , Mission Hills
Kristina Wittig, M.D.
Assistant Clinical Professor of Surgery
Urologic Surgeon
Antelope Valley , Santa Clarita
Maria C.B. de Leon, M.D.
Assistant Clinical Professor, Division of Gynecologic Oncology, Department of Surgery
Antelope Valley , Santa Clarita , Mission Hills

 

City of Hope Medical Foundation contracts for physician services rendered at City of Hope and in our community practice sites. Please note that although we strive to keep this information current, it is subject to change without notice. For questions related to your specific coverage at this site, please contact your insurance provider directly. You can find that phone number on your insurance card or in your benefits book.

If you wish to receive treatment at a City of Hope location or with a City of Hope physician but we do not currently contract with your insurance plan, contact your insurance company and ask about obtaining authorization to receive treatment here. Every medical situation — and every insurance plan — is different, and there is no guarantee that coverage can be secured. But it is reasonable to make this request, and to ask your insurance company to review the matter with City of Hope Medical Foundation directly. Learn more about medical insurance and financing.

 
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