Colorado Stem Cell Center

Colorado Stem Cell Center is a non-surgical regenerative injection practice in Greenwood Village, Colorado.

Clinicians

• Jack Rentz, MD — board certified in anesthesia and pain medicine
• Robert J. Bess, MD, FACS — surgeon; spine and trauma fellowship training

Regenerative treatments offered

• Lipogems — cells from the patient’s adipose (fat) tissue
• Bone marrow aspirate concentrate (BMAC)
• Platelet-rich plasma (PRP) from the patient’s blood
• Alpha-2-macroglobulin (A2M)
• The site says imaging is used to guide injections, without naming the modality

Conditions the practice lists

Neck, back, arm, hip and leg pain; chronic pain; and joint pain.

What to know before you call

• Prospective patients complete a patient questionnaire; the site has a patient candidates page.
• Patient financing is offered; insurance acceptance is not stated.
• Office: 7800 E Orchard Rd, Suite 350, Greenwood Village; phone (303) 788-5230.

RPG verification notes

• Physician credentials listed on the board-certified physicians page
• Prices not published
• No FDA disclaimer found on the homepage

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.