Doctor Information
Rainier Guiang, MD co-founded University Pain Consultants in Riverside in 2007. Before that he co-directed the ACGME-accredited pain medicine fellowship at University Hospitals in Cleveland, where he also trained.
Education, Residency & Fellowship Training
- Undergraduate: BS, UCLA (1995)
- Medical School: American University of the Caribbean (MD, 1999)
- Internal Medicine Residency: Creighton University / Maricopa Medical Center, Phoenix (1999–2001)
- Anesthesiology Residency: Case Western Reserve University / University Hospitals of Cleveland (2001–2004)
- Pain Medicine Fellowship: Case Western Reserve University / University Hospitals of Cleveland (2004–2005)
- Board Certification: Anesthesiology (2004) and Pain Medicine (2005)
- NPI Number: 1548217821
Clinical Specialties & Procedures
Dr. Guiang focuses on interventional pain medicine at University Pain Consultants, including:
- Epidural and facet injections
- Radiofrequency ablation
- Spinal cord stimulation
- Nerve blocks
- Ketamine infusions
Dr. Guiang has authored chapters in Weiner’s Pain Management.
Practice Location & Appointments
- Practice: University Pain Consultants
- Address: 6900 Brockton Avenue, Suite 203, Riverside, CA 92506
- Phone: (951) 784-7111
- Website: unipain.com/rainier-guiang-md
Frequently Asked Questions (FAQ)
Where did Dr. Rainier Guiang train?
He earned his MD at the American University of the Caribbean, trained in internal medicine at Creighton/Maricopa, then completed anesthesiology residency and a pain fellowship at Case Western Reserve / University Hospitals Cleveland.
Where does Dr. Guiang see patients?
At University Pain Consultants, 6900 Brockton Avenue, Suite 203, Riverside, CA 92506. Call (951) 784-7111.



