Regenerative Medicine at UPC

Regenerative Medicine at UPC is the self-pay regenerative medicine program of University Pain Consultants in Riverside, California, with a second office in Menifee.

Clinicians

• Rainier Guiang, MD — Program director; board certified by the American Board of Anesthesiology in anesthesiology and pain medicine

Regenerative treatments offered

• Platelet-rich plasma (PRP/PRF) — delivered with ultrasound or fluoroscopy; spinal injections use fluoroscopy
• Prolotherapy (dextrose injections)
• Peptide therapy
• PRP for hair restoration and skin rejuvenation

Conditions the practice lists

The PRP page names knee and hip osteoarthritis, rotator cuff and shoulder tendinopathy, tennis elbow, plantar fasciitis, Achilles and patellar tendinopathy, trochanteric bursitis, ankle sprains, sacroiliac joint dysfunction, discogenic low back pain, sciatica, cervical radiculopathy and lumbar facet pain. The site also offers ketamine infusions, low-dose naltrexone, red light therapy and stellate ganglion blocks.

What to know before you call

• Published PRP prices (effective 1/1/2026): $800 single joint, tendon or ligament; $1,200 multiple areas; $1,000 epidural; $1,400 bilateral facet; $2,000 per intradiscal level
• The site states PRP injections are not covered by insurance; HSA and FSA funds are accepted
• Consultations can be booked online or at 951-900-3253
• Offices: 6900 Brockton Avenue, Suite 203, Riverside, and 27990 Sherman Road, Menifee

RPG verification notes

• Board certifications and training listed on the About page
• PRP prices published on the site
• Site states results vary and are not guaranteed

Last verified by Regen Provider Guide: October 2026. Confirm treatment details, candidacy, insurance coverage and costs directly with the practice. RPG makes no claim about the effectiveness of any treatment.