Contact Us


1138 Norman Drive, Manteca, CA 95337

Phone: (209) 823-1609

Fax: (209) 823-1655

1401 Spanos Court, Suite 134, Modesto, CA 95355

Phone: (209) 529-2000

Fax: (209) 525-3805

About Us

Our Health Mission

Our experienced medical professionals put your healing needs first. We are proud to provide comprehensive cancer treatments with radiation therapy (including robotic knifeless radiosurgery) and chemotherapy (including targeted therapy and immunotherapy) at the same location. Imaging center (with PET-CT, open MRI) and surgery center on the same campus.

Physicians Who Care

Medical Oncologists:

Dr. Amarjit Dhaliwal 

Dr. Robert Levy 

Radiation Oncologist:

Dr. Darwin Yip, MD, DABR

Valley Cancer Medical Center

Knifeless Robotic Radiosurgery


Dr. Darwin Yip's Publications & Presentatations


Wang, and Thomas F. DeLaney. “Ch. 19: Role of Protons Versus Photons in Modern Radiotherapy.” Khan's Treatment Planning in Radiation Oncology, Faiz M. Khan Ph.D (Editor),‎ John P. Gibbons Ph.D (Editor),‎ Paul W. Sperduto M.D. MPP FASTRO (Editor) Wolters Kluwer. 2016. 


Qu XM, Siemens DR, Louie AV, Yip D, Mahmud A. Validation of predictors for lymph node status in penile cancer: Results from a population-based cohort. Can Urol Assoc J. 2018 Apr;12(4):119-125. doi: 10.5489/cuaj.4711. Epub 2017 Dec 22.


Gentile MS, Yip D, Liebsch NJ, Adams JA, Busse PM, Chan AW. Definitive proton beam therapy for adenoid cystic carcinoma of the nasopharynx involving the base of skull. Oral Oncol. 2017 Feb;65:38-44. doi: 10.1016/j.oraloncology.2016.11.016. Epub 2016 Dec 23.


Mahmud A, Qu X, Yip D, Leveridge M, Mackillop W. The Patterns of Practice and Outcomes of Penile Cancer in Ontario. Clin Oncol (R Coll Radiol). 2017 Apr;29(4):239-247. doi: 10.1016/j.clon.2016.12.006. Epub 2017 Jan 3.


Yip D, Liebsch N, Deschler D, Lin D, Vavares M, Chan A, Massachusetts General Hospital. Definitive proton beam therapy for adenocystic carcinoma of the nasopharynx. Oral presentation at North American Skull Base Society Meeting (San Diego, CA, 2014). 


D. Yip, N.J. Liebsch, P.M. Busse, M.B. Kim, J.D. Adams, D.G. Deschler, D.T. Lin, M.A. Varvares, and others. Proton Beam Therapy for Unresectable Adenoid Cystic Carcinoma of the Nasopharynx International Journal of Radiation Oncology • Biology • Physics, Vol. 90, Issue 1, S548. Published in issue: September 01, 2014 


D. Yip, T.F. DeLaney, A. Jacobson, F.J. Hornicek, J.H. Schwab, T.C. Mauceri, Y. Chen. Review of Experience and Outcome of Dural Plaque Brachytherapy:2000-2013. International Journal of Radiation Oncology • Biology • Physics, Vol. 90, Issue 1, S758–S759 Published in issue: September 01, 2014


Yip D, Brundage B, Salomons G. Electron Therapy for Non­Melanoma Skin Cancers: Computer Simulated Bolus versus Actual Physical Bolus for Treatment Planning. International Journal of Radiation Oncology Biology Physics. 2012 Nov; 84(3): S660. 


Mahmud A, Qu M, Yip D. Pathologic indicators of nodal involvement in patients diagnosed with penile cancer. International Journal of Radiation Oncology Biology Physics. Oct 2013; 87(2): S401. 


Yip D, Mahmud A. Retrospective review of pathology reports of patients diagnosed with penile cancer over a period of 10 years in Ontario. (Awarded as best study in quality assurance, Canadian Association of Radiation Oncology Annual Scientific Meeting, September, 2012.) 


Hird A, Chow E, Yip D, Ross M, Hadi S, Flynn C, Sinclair E, Ko YJ. After radiotherapy, do bone metastases from gastrointestinal cancers show response rates similar to those of bone metastases from other primary cancers? Curr Oncol. 2008 Oct;15(5):219­25. 


Flynn CJ, Danjoux C, Wong J, Christakis M, Rubenstein J, Yee A, Yip D, Chow E. Two cases of acrometastasis to the hands and review of the literature. Curr Oncol. 2008 Oct;15(5):51­8. 


Hird AE, Chow E, Ehrlich L, Probyn L, Sinclair E, Yip D, Ko YJ. Rapid improvement in pain and functional level in a patient with metastatic renal cell carcinoma: a case report and review of the literature. J Palliat Med. 2008 Oct 11(8):1156­61. 


Flynn CJ, Yip D, Ko YJ, Yee A, Cardoso M, Bell C, Aviv R, Chow E. Clinical benefit of reirradiation: a case report. J Palliat Med. 2008 Jan­Feb;11(1):112­6. 


Marra DE, Yip D, Fincher EF, Moy RL. Systemic toxicity from topically applied lidocaine in conjunction with fractional photothermolysis. Arch Dermatol. 2006 Aug;142(8):1024­6.  


Kouba DJ, Yip D, Fincher EF, Moy RL. Topical imiquimod in the treatment of a long-standing capillary malformation. Br J Dermatol. 2007 Nov;157(5):1071-2. Epub 2007 Sep 13.