Rheumatology and Infusion Center

Our five board certified physicians and nurse practitioner are conveniently located on the Mission Medical Center campus. Our high customer satisfaction ratings reflect a friendly office staff dedicated to making our patients comfortable. We are accepting new patients. We have our own infusion center and can serve rheumatology, gastroenterology, neurology and pulmonary patients.

  • X-ray within building
  • Laboratory
  • Pharmacy
  • Spanish spoken
  • Wi-Fi

Cross roads: Crown Valley Pkwy. and Medical Center Rd.

A personalized approach to your health

Phone Numbers Office (949) 347-6044
Mon - Fri: 8:30 a.m. - 4 p.m.


Telehealth Visit Now Available!

You can now book your first appointment and follow-up visits with your provider using telehealth. Meet with your provider face-to-face using a smart phone, tablet, or computer and receive the same great care from the convenience of your home.

No office visits. No long drives. Get the care you need from the safety of your home or office with an eVisit. Schedule a visit today

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Our Providers

Our Provider

Hernan P. Castro-Rueda, MD
Hernan P. Castro-Rueda, MD
City:  Mission Viejo

4.8 out of 5

Meet Our Teamr