Dr. Joan J. Ryoo
- Gender: Female
- Experience: 17 years
- Graduated from: Harvard Medical School
- Graduation year: 2004
- Sole propriator: No
- NPI: 1699854596
Dr. Joan J. Ryoo MD, MSHS
Radiologist
She is located at 4950 West Sunset Boulevard Second Floor in Los Angeles, CA 90027. Can help patients with the following: Appendicitis, Boils, Enlarged Spleen, Esophageal Cancer, Hodgkin's Disease, Testicular Cancer. Her National Provider Identifier (NPI) number is 1699854596. Appointment can be made via the phone number (323) 783-2841.
Conditions treated
Dr. Joan Joonsun Ryoo, being an radiologist, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Dr. Joan J. Ryoo.
- Achalasia
- Acoustic Neuroma
- Anal Cancer
- Anal Fissure
- Appendicitis
- Bladder Cancer
- Boils
- Bone Cancer
- Brain Cancer
- Breast Cancer
- Cancer
- Cervical Cancer
- Colon Cancer
- Crohn's Disease
- Cushing's Syndrome
- Cyst
- Diverticulosis
- Enlarged Spleen
- Esophageal Cancer
- Gallstones
- Gangrene
- Heart Disease
- Hemorrhoids
- Hernia
- Hodgkin's Disease
- Inflammatory Bowel Disease (IBD)
- Leukemia
- Liver Cancer
- Lung Cancer
- Lymphedema
- MRI
- Pancreatitis
- Penis Cancer
- Peptic Ulcer
- Pilonidal Cyst
- Prostate Cancer
- Salivary Gland Cancer
- Sarcoma
- Sebaceous Cyst
- Testicular Cancer
- Ulcerative Colitis
- Vaginal Cancer
Procedures Performed by Dr. Joan J. Ryoo
Insurances Accepted by Dr. Joan J. Ryoo
- Medicare
Medicare Enrollment
Dr. Joan J. Ryoo is enrolled to bill Medicare as a Practitioner - Radiation Oncology (also registered under: Practitioner - General Surgery) .
Bills through: Southern California Permanente Medical Group
Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and is not a comment on insurance accepted, quality, outcomes, or board certification.
Payments received
Drug payment
| Elekta | $151 |
| Abbott Laboratories | $123 |
| Brainlab | $107 |
Other
| Food and Beverage | $593 |
Studies
HARVARD MEDICAL SCHOOL
Graduated in 2004Additional Specialities
- Radiation Oncologist
- Surgeon
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Questions & Answers
Where can you meet with Dr. Joan Joonsun Ryoo?
Dr. Joan Joonsun Ryoo's office is located at 4950 West Sunset Boulevard Second Floor in Los Angeles, CA 90027.
What conditions does Dr. Joan Joonsun Ryoo treat?
Dr. Joan Joonsun Ryoo provides treatment for Appendicitis, Boils, Enlarged Spleen, Esophageal Cancer, Hodgkin's Disease, Testicular Cancer. For the full list see this list.
Does Dr. Joan Joonsun Ryoo accept patients with Medicare?
Yes, Dr. Joan Joonsun Ryoo accepts patients with Medicare.