JR
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Ryu, Radiation Oncologist in Sacramento, CA?
Dr. Janice Ryu, MD is a Radiation Oncologist, who primarily practices in Sacramento, CA with 2 additional practice locations. She is board certified. Dr. Ryu completed her residency at Mem Sloan-Kettering Cancer Ctr, Radiation Oncology; Kaiser Permanente Med Ctr-Sf, Internal Medicine. Dr. Ryu is fluent in English and Korean, and is currently seeing new patients. Dr. Ryu’s practice accepts Medicaid, Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Ryu’s office at (877) 515-0053.
Where did Dr. Ryu go to medical school and complete their residency?
Residency: Mem Sloan-Kettering Cancer Ctr, Radiation Oncology; Kaiser Permanente Med Ctr-Sf, Internal Medicine
Medical School: University of Ca, San Francisco, Sch of Med, San Francisco Ca
Is Dr. Ryu board certified as a Radiation Oncologist?
Yes, Dr. Janice Ryu, MD is board certified by the American Board of Radiology
What languages does Dr. Ryu speak?
Dr. Ryu and their clinical team can communicate with patients in the following languages:
English
Korean
What conditions does a Radiation Oncologist like Dr. Ryu typically treat?
As a Radiation Oncologist, Dr. Ryu diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Ryu. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology.
Also known as:
- Upper-Outer Quadrant Right Female Breast Cancer
- Breast Cancer
- Upper-Inner Quadrant Right Female Breast Cancer
- Early Breast Cancer of the Right Breast
- Upper-Inner Quadrant Left Female Breast Cancer
- Right female breast cancer upper-outer
- Upper-outer right female breast tumor
- Malignant growth in upper-outer right female breast
- Female Breast Cancer
- Malignant Breast Tumor
- Breast Carcinoma
- Right female breast cancer upper-inner
- Upper-inner right female breast tumor
- Malignant growth in upper-inner right female breast
- Intraductal carcinoma in situ right breast
- Precancerous cells right breast
- Non-invasive breast cancer right breast
- DCIS right breast
- Left female breast cancer upper-inner
- Upper-inner left female breast tumor
- Malignant growth in upper-inner left female breast
ICD-10 Codes:
- C50411: Malignant neoplasm of upper-outer quadrant of right female breast
- C50412: Malignant neoplasm of upper-outer quadrant of left female breast
- C50211: Malignant neoplasm of upper-inner quadrant of right female breast
- D0511: Intraductal carcinoma in situ of right breast
- C50212: Malignant neoplasm of upper-inner quadrant of left female breast
Also known as:
- Prostate Cancer
- Prostate Cancer Treatment (PDQ®)
- Prostatic Carcinoma
- Prostate Gland Cancer
- Malignant Prostate Tumor
ICD-10 Codes:
- C61: Malignant neoplasm of prostate
What procedures does a Radiation Oncologist like Dr. Ryu typically perform?
As a Radiation Oncologist, Dr. Ryu performs a variety of medical procedures. This procedure information is derived from anonymized insurance claims and highlights the medical procedures most commonly performed by Dr. Ryu. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology.
Also known as:
- Vaginal Radiation Afterloader Insertion
- Vaginal Brachytherapy Device
- Internal Radiation Apparatus
- Vaginal Radiation Delivery
CPT Codes:
- 57156: Insertion of a vaginal radiation afterloading apparatus for clinical brachytherapy
Does Dr. Ryu accept my insurance?
Dr. Ryu accepts most major insurance plans. Important: Please call our office at (877) 515-0053 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Ryu accept in Sacramento, CA?
Dr. Ryu in Sacramento, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Alignment Healthcare
Centene Corporation
CVS Health (formerly Aetna)
Federal government of the United States
Hill Physicians Medical Group
Medicare
Molina Healthcare
Other Health Care Provider
Other TPA
UnitedHealth Group
View All Insurances
Where is Dr. Ryu's office located?
What hospitals are Dr. Ryu affiliated with?
Castle Connolly Top Hospital
This doctor is affiliated with a Castle Connolly Top Hospital.
Dr. Ryu has admitting privileges at the following hospitals:
Sutter Medical Center, Sacramento,Sacramento, CA
Ranked in 4 Procedures

Sutter Medical Center, Sacramento,Sacramento, CA
Ranked in 4 Procedures
Sutter Roseville Medical Center,Roseville, CA
Ranked ObGyn Surgery

Ranked in 3 Procedures

Sutter Roseville Medical Center,Roseville, CA
Ranked ObGyn Surgery
Ranked in 3 Procedures
Eden Medical Center,Castro Valley, CA
Ranked in 2 Specialties

Ranked in 2 Procedures

Eden Medical Center,Castro Valley, CA
Ranked in 2 Specialties
Ranked in 2 Procedures
Mercy San Juan Medical Center,Carmichael, CA
Ranked Orthopaedic Surgery

Ranked in 2 Procedures

Mercy San Juan Medical Center,Carmichael, CA
Ranked Orthopaedic Surgery
Ranked in 2 Procedures
Sutter Amador Hospital,Jackson, CA
Sutter Amador Hospital,Jackson, CA
What is Dr. Ryu's NPI number?A National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Ryu's National Provider Identifier (NPI) number is 1710968474.
What common questions do patients ask about Dr. Ryu?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Ryu
What is Dr. Janice Ryu's specialty?
Dr. Ryu is a Radiation Oncologist near Sacramento, CA.
What does a Radiation Oncologist do?
A radiological oncologist specializes in the therapeutic applications of radiant energy and its modifiers. They focus on the study and management of diseases, particularly malignant tumors.
Is Dr. Janice Ryu affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Ryu is affiliated with Sutter Medical Center, Sacramento, Sutter Roseville Medical Center, Eden Medical Center, Mercy San Juan Medical Center which are a Castle Connolly Top Hospitals. Castle Connolly Top Hospitals are healthcare institutions recognized for their excellence in specific medical procedures and overall patient care. They are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals
When to see a Radiation Oncologist?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see a Radiation Oncologist. Explore insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.
Is Dr. Janice Ryu accepting new patients in Sacramento, CA?
Yes, Dr. Janice Ryu is accepting new patients at this time.
Does Dr. Janice Ryu offer online booking?
Please contact Dr. Ryu's office at (877) 515-0053 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Dr. Janice Ryu?
Please contact Dr. Ryu's office at (877) 515-0053 to schedule an appointment.
Where is Dr. Ryu's office located?
Dr. Ryu's offices are located in Sacramento, CA, Cameron Park, CA, and Roseville, CA.
Which board certifications does Dr. Janice Ryu have?
Dr. Janice Ryu is certified by the American Board of Radiology.
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