Announcement for All Riverside Medical Clinic Patients – Telemedicine --

Riverside Medical Clinic Introduces Telemedicine*

To help curtail the spread of the COVID19 Coronavirus, and to ensure our patients can continue to receive the health care they need, we now offer Telemedicine for our Patients.

How Does It Work?

  • Patients who currently have an appointment may be contacted. If you agree to Telemedicine, a link to Telemedicine will be sent to you. Just follow the instructions.
  • For future appointments, when the appointment is made, depending on purpose of visit, you may be offered Telemedicine. If you accept, our staff will guide you on the process.
  • These are options. If you prefer, you may still visit our clinics and see your provider.

What You Need

  • Email access
  • Good internet access
  • Computer with camera, speaker and a microphone
    • or
  • Smart phone with camera/video and a microphone

What If You Are Not A Riverside Medical Clinic Patient?

We have been providing superior health care to our community for over 85 years. We would like to care for you. Just reach out by contacting our patient relations team at 951-782-3602

*Not all providers are participating

Riverside Medical Clinic is concerned about the health of our patients and community and as such we are open for regular business hours and providing medical care.

James Sun, MD

Office Information:

Temescal Valley
21634 Retreat Parkway
Temescal Valley, CA 92883
 Get Directions

Call:   (951) 493-6920
Office Hours: 8:30a-5:30p, Mon-Fri

Languages Spoken:



Ear, Nose & Throat Audiology  Otolaryngological Surgery


Fellow of the American College of Surgeons

Otolaryngology - Head & Neck Surgery, Kaiser Permanente Oakland, CA - 2003

General Surgery - University of California Davis-East Bay; Oakland, CA - 1999

Columbia University, College of Physicians and Surgeons, M.D. - 1998

Cornell University, College of Agriculture and Life Sciences, B.S. Biochemistry - 1994

un, JJ, Rasgon, BM, Hilsinger, Jr., RL. Lipoblastomatosis of the neck causing hemiparesis: a case report and review of the literature. Head Neck. 2003 Apr;25(4):337-40. Sun, JJ, Rasgon, BM, Wild, TM, Hilsinger, Jr., RL. Synovial cell sarcoma of the maxillary sinus: a first reported case. Otolaryngol Head Neck Surg. 2003 Nov;129(5):587-90. Sun, JJ, Ford, LM, Rasgon, BM, Lewis, BI. Odontoma of the middle ear: case report with 25-year follow-up. Arch Otolaryngol Head Neck Surg. 2004 Oct;130(10):1223-4.

Professional Organizations:
American Academy of Otolaryngology & Head and Neck Surgery,California Medical Association, Riverside County Medical Association

Boards & Associations

American Board of Otolaryngology American Board of Facial Plastic and Reconstructive Surgery
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