Gregory L. Umphrey, M.D.

1. Kallini J, Barron D, Nesbit S, Ganter B, Umphrey G, Yoo M. Radiation-Induced Digital Neuropathy in an Interventional Physiatrist: Rapid and Durable Relief after Targeted Digital Nerve Block: Case Report. Pain Med Case Rep. 2026 Aug; 10 (6):553-557
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2. Lopez JKM, Kallini J, Yoo M, Umphrey G. Management of Progressive Superolateral Left Hip Pain in a 28-year-old Male with Mucopolysaccharidosis II (MPS II). Am J Phys Med Rehabil. 2026 Mar 30 [Epub ahead of print]
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3. Yum JI, De Luigi AJ, Umphrey GL, Ganter BK, Yoo M. Platelet-Rich Plasma Treatment for the Lumbar Spine: A Review and Discussion of Existing Gaps. Pain Physician. 2024 Jul; 27 (5):283-302
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4. Umphrey GL, Brault JS, Hurdle MF, Smith J. Ultrasound-guided intra-articular injection of the trapeziometacarpal joint: description of technique. Arch Phys Med Rehabil. 2008 Jan; 89 (1):153-6
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