Photo of Christopher R. Loiselle

Christopher R. Loiselle, M.D.

Radiation Oncologist

Radiation Oncology

Accepting New Patients


Professional Statement

Patient centered, team directed care prioritizing patients goals and concerns

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Accepts 82 Insurance Plans

Please contact the practice directly to confirm your health plan is accepted
  • AARP (American Association of Retired Persons) (all programs accepted)
  • Aetna Federal
  • Americas Health Plan
  • Amerigroup Healthy Options
  • Anthem Blue Cross Prudent Buyer PPO
  • Apple Health (Medicaid Fee-for-Service, PC zip code restrictions)
  • Asuris
  • Basic Health Plan Washington
  • BCE Emergis
  • Beechstreet
  • Blue Cross Blue Shield Federal Employee Program
  • Carpenters Trust
  • Childrens Health Program (CHIP)
  • Cigna (Behaviorial Health)
  • Community Health Plan of Washington (all programs accepted)
  • Connecticut General
  • Coordinated Care Medicaid (Medicaid Fee-for-Service, PC zip code restrictions)
  • CoreSource
  • CorVel Disability Management PPO
  • Coventry/First Health (most products accepted)
  • Crime Victims Compensation
  • Department of Social and Health Services (zip code restrictions)
  • Equicor
  • First Choice Health Network (all programs accepted)
  • Greatwest Healthcare (all programs accepted)
  • Group Health Cooperative (by referral)
  • Guardian
  • Health Management Network
  • Health Net Federal Services (CHAMPUS)
  • Healthsmart
  • Healthy Options (Medicaid Fee-for-Service, PC zip code restrictions)
  • Healthy Options (Comm. Health) Plan of WA
  • Holland American Cruise Lines
  • Humana Choice
  • ILWU-PMA (Longshoremen)
  • Indian Health Services
  • Interplan
  • John Alden
  • Johnston & Culbertson
  • King County
  • Kitsap Physician Services (KPS Health Plans)
  • Labor and Industries Alaska
  • LifeWise Health Plan of Washington LifeWise Preferred
  • Mail Handlers Benefit Plan
  • Med Advantage
  • Medicaid (zip code restrictions)
  • Medicare (with supplement)
  • Metropolitan Life
  • Molina Healthcare (Medicaid Fee-for-Service, PC zip code restrictions)
  • Multiplan/PHCS (all programs accepted)
  • Mutual of Omaha
  • Northwest Administrators
  • NorthwestOne
  • Options Healthcare
  • Pacific Medical Centers
  • PacifiCare
  • Physicians Mutual Insurance
  • PPONext (Concentra)
  • Premera Blue Cross Basic Health Plan
  • Private Healthcare Systems (PHCS)/Multiplan (all programs accepted)
  • Providence Health Plan Preferred
  • Regence Blue Shield Healthcare Management Administrators (HMA)
  • Self-Insured Workers Compensation
  • Sound Health and Wellness (Puget Sound Health Partners)
  • Soundpath Health
  • State Industrial Workers Compensation
  • StayWell Insurance Guam
  • Sterling Insurance
  • Teamsters
  • Three Rivers Provider Network
  • TRICARE Prime (PC zip code restrictions)
  • Uniform Medical Plan
  • United Healthcare Medicare Replacement
  • United Healthcare West FKA Pacificare (Not Medicare)
  • Veterans Affairs (authorization required)
  • Vision Service Plan
  • Washington Apple Health (Medicaid Fee-for-Service, DCHS and HCA)
  • Washington Basic Health Plan
  • Washington Healthcare Authority
  • Wellpoint (all programs accepted)
  • Workers Compensation Federal
  • Zenith Administrators
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Johns Hopkins University School of Medicine
medical school, 2006
University of Washington Seattle Cancer Care Alliance

Board Certifications

American Board of Radiology
Radiation Oncology

Clinical Interests

  • Bone Tumor
  • Brachytherapy
  • Brain Neoplasms
  • Colorectal Malignancy
  • Cyberknife
  • External Beam Radiation Therapy
  • Gamma Knife
  • Gastrointestinal Cancer
  • Gynecologic Cancer Care
  • Head And Neck Cancer Care
  • Intensity Modulated Radiation Therapy
  • Lymphoma
  • Renal Cancer
  • Sarcoma
  • Stereotactic Body Radiation Therapy
  • Stereotactic Radiotherapy
  • Testicular Cancer
  • Tomotherapy
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  • Loiselle C, Eby PR, Kim JN, Calhoun KE, Gadi VK, Peacock S, Storer B, Mankoff DA, Partridge SC, Lehman CD. Can preoperative Dynamic Contrast Enhanced Breast MRI Predict Extensive Occult Axillary Lymph Node Metastases in Patients With Positive Sentinel Node Biopsy? J Clin Oncol 29: 2011 (suppl; abstr 1049).
  • Loiselle C, Fang L, Koba S, Parvathaneni U, Nghiem P. Definitive Radiation Therapy for Merkel Cell Carcinoma (Abstract). International Journal of Radiation Oncology, Biology, and Physics. 2010, 78 (Supplement 3): S610-11.
  • Loiselle C, Eby PR, Peacock S, Kim JN, Lehman CD. A Dynamic Contrast Enhanced MRI Kinetic Parameter Indicating Lymph Node Extracapsular Extension (Abstract). International Journal of Radiation Oncology, Biology, and Physics. 2009, 75 (Supplement 3): S182.
  • Loiselle CR, Eby PR, Peacock S, Lehman CD, Kim JN. Dynamic Contrast Enhanced MRI Kinetics and Invasive Breast Cancer: A Potential Prognostic Marker for Radiation Therapy (Abstract). International Journal of Radiation Oncology, Biology, and Physics. 2008, 72(Supplement 1):S176.
  • Loiselle C, Eby PR, Kim JN, Calhoun KE, Gadi VK, Peacock S, Storer B, Mankoff DA, Partridge SC, Lehman CD. Preoperative MRI Improves Prediction of Extensive Occult Axillary Lymph Node Metastases In Breast Cancer Patients With A Positive Sentinel Lymph Node Biopsy. Submitted May 2012 to the Breast Journal.
  • Loiselle C, Koh W. The Emerging Use of IMRT for Treatment of Cervical Cancer. Accepted (minor revisions pending). The Journal of the National Comprehensive Cancer Network. 2010, 8(12):1425-34.
  • Loiselle CR, Eby PR, Peackock S, Kim JN, Lehman CD. Dynamic Contrast Enhanced MRI and Invasive Breast Cancer: Primary Lesion Kinetics Correlated with Axillary Lymph Node Extracapsular Extension. Journal of Magnetic Resonance Imaging. 2011, 33(1):96-101.
  • Loiselle CR, Eby PR, Demartini WB, Peacock S, Bittner N, Lehman CD, Kim JN. Dynamic Contrast-Enhanced MRI Kinetics of Invasive Breast Cancer: A Potential Prognostic Marker for Radiation Therapy. Int J Radiat Oncol Biol Phys. 2010, 76 (5):1314-9.
  • Loiselle C, Rockhill J. Radiation, chemotherapy, and symptom management in cancer-related cognitive dysfunction. Curr Pain Headache Rep. 2009, 13(4):271-6.
  • Loiselle CR, Waheed M, Sylvester J, Allen ZA, Grimm PD, Eulau S, Butler WM, Merrick GS. Analysis of the Pro-Qura Database: rectal dose, implant quality, and brachytherapist's experience. Brachytherapy. 2009, 8(1):34-9.
  • Hong JJ, Loiselle CR, Yoon DY, Lee O, Becker KG, Singer HS. Microarray analysis in Tourette syndrome postmortem putamen. Journal of the Neurological Sciences. 2004;225(1-2):57-64.
  • Singer HS, Loiselle CR, Lee O, Minzer K, Swedo S, Grus FH. Anti-basal ganglia antibodies in PANDAS. Mov Disord. 2004;19(4):406-15.
  • Singer HS, Loiselle C. PANDAS: a commentary. J Psychosom Res. 2003;55(1):31-39.
  • Singer HS, Loiselle CR, Lee O, Garvey MA, Grus FH. Anti-basal ganglia antibody abnormalities in Sydenham chorea. J Neuroimmunol. 2003;136(1-2):154-61.
  • Loiselle CR, Wendlandt JT, Rohde CA, Singer HS. Antistreptococcal, neuronal, and nuclear antibodies in Tourette syndrome. Pediatr Neurol. 2003;28(2):119-25.
  • Loiselle CR, Singer HS. Genetics of childhood disorders: XXXI. Autoimmune disorders, part IV: Is Sydenham Chorea an autoimmune disorder? J Am Acad Child Adolesc Psychiatry. 2001; 40:1234-6
  • Loiselle CR, Kane G, Neligan P. Osteoradionecrosis following radiotherapy. In Neligan P and Wei F (Eds.), Microsurgical Reconstruction of the Head and Neck. St. Louis, MO; Quality Medical Publishing, Inc. 2009.
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Professional Associations

American Society for Therapeutic Radiology and Oncology, American Brachytherapy Society
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  • English
  • Spanish

Practice Locations

Christopher R. Loiselle practices at two locations

TIROG - Swedish Cancer Institute - Radiosurgery Center
550 17th Avenue
Suite A10

Seattle, WA 98122
Swedish Pituitary Surgery
550 17th Avenue
Suite 540

Seattle, WA 98122
Affiliated Facilities
  • Swedish Cherry Hill
  • Swedish Edmonds
  • Swedish First Hill
  • Swedish Issaquah