Greater Washington Orthopaedic Group

Greater Washington Orthopaedic Group is an orthopaedic surgery practice with offices in Rockville, Silver Spring and Germantown, Maryland.

Clinicians

• Irvin Guterman, MD, FAAOS — orthopaedic surgeon, total joint replacement
• David Perim, MD, FAAOS — orthopaedic surgeon, spine
• Derek Kram, MD, FAAOS — orthopaedic surgeon
• David Smink, MD, FAAOS — orthopaedic surgeon
• Samuel Sanders, MD, FAAOS — orthopaedic surgeon, sports medicine
• Gabriel Petruccelli, MD, FAAOS — orthopaedic surgeon, sports medicine
• Korboi Evans, MD, MS, FAAOS — orthopaedic surgeon, total joint replacement
• Victor Wowk, MD, FAAOS, MPH — orthopaedic surgeon, sports medicine and total joint replacement
• Karly Lorbeer, MD — orthopedic surgeon, upper extremity and hand
• Alyssa Choo, PA-C — physician assistant

Regenerative treatments offered

• Platelet-rich plasma (PRP) — prepared from the patient’s own blood and injected into damaged tissue
• Stem cell therapy — injected into damaged tissue; the website does not state the cell source

Conditions the practice lists

For PRP, the website lists osteoarthritis, rotator cuff tears, plantar fasciitis, ACL tears, tennis elbow, ankle sprains, tendonitis, ligament sprains and post-surgical healing. For stem cell therapy, it lists arthritis, tendon or ligament tears, spinal disc damage and fractures.

What to know before you call

• One scheduling number, 301-589-3324, serves all three offices.
• Other offices: 1400 Forest Glen Road, Suite 400, Silver Spring, MD 20910; 19532 Doctors Drive, Germantown, MD 20874.
• The website does not say which physicians perform regenerative injections.

RPG verification notes

• Clinician credentials listed on the provider page
• Stem cell source and imaging guidance not stated
• No FDA disclaimer seen on the stem cell page
• Prices and insurance coverage for regenerative treatments not published

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.