
Thiru Mandyam Annaswamy MD (He/Him)
Neuromuscular Medicine, Pain Medicine
Professor and Chair, Department of Physical Medicine & Rehabilitation, Penn State Health Milton S. Hershey Medical Center, Penn State Health Rehabilitation Hospital, Hershey, PA
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500 University Drive-A101PO Box 850Hershey, PA 17033
Phone+1 717-531-4814
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Summary
- Thiru Annaswamy, MD, is a healthcare professional based in Hershey, PA, specializing in Physical Medicine and Rehabilitation with subspecialties in Neuromuscular and Pain Medicine. He completed his residency at Mass General Brigham/Spaulding Rehabilitation Hospital/Harvard Medical School and earned his medical degree from Mysore Medical College. Dr. Annaswamy is the Chair at Penn State Health Physical Medicine and Rehabilitation and a Professor at Penn State Health Rehabilitation Hospital. He holds a longstanding position as a Staff Physician at Dallas VA North Texas HCS and served as a Professor at the University of Texas Southwestern Medical Center until 2022. His expertise includes spinal stenosis, chronic pain, and electrodiagnostic testing, among others, and he has been involved in clinical trials addressing phantom pain and lumbar stenosis. His recent publications focus on topics such as departmental research strengthening and opioid prescribing guidelines.
Education & Training
Mass General Brigham/Spaulding Rehabilitation Hospital/Harvard Medical SchoolResidency, Physical Medicine and Rehabilitation, 1996 - 1999
Mysore Medical CollegeClass of 1993
Certifications & Licensure
TX State Medical License 1999 - 2027
PA State Medical License 2022 - 2026
MA State Medical License 1997 - 2006
American Board of Physical Medicine and Rehabilitation Physical Medicine & Rehabilitation
Clinical Trials
- Epidural Lavage Study for Lumbar Stenosis Start of enrollment: 2017 Dec 19
- Mixed Reality Based System to Manage Phantom Pain Phantom Pain for Patients With Lower Limb Amputation Start of enrollment: 2018 May 21
Publications & Presentations
PubMed
- A socioecological approach to understanding and positively affecting the intersectionality between disability, race and ethnicity, climate change, and rehabilitation o...Prateek Grover, Monica Verduzco-Gutierrez, Thiru Annaswamy
PM & R. 2026-02-01 - American Academy of Physical Medicine and Rehabilitation Position Statement on Opioid Prescribing.Anthony E Chiodo, Thiru M Annaswamy, Diane W Braza, Melanie Dolak, Andrew S Friedman
PM & R. 2026-01-01 - Strengthening Physical Medicine and Rehabilitation Departmental Research: Insights From the Association of Academic Physiatrists Research Consulting Program.Qing Mei Wang, Stephen Lencioni, Thiru Annaswamy, Allison Bean, Justin Huber
American Journal of Physical Medicine & Rehabilitation. 2025-12-01
Authored Content
- AANEM Highlight: Sessions on AI and DisabilityNovember 2023
Press Mentions
Innovating Solutions in TelerehabilitationJune 1st, 2017
Professional Memberships
- Fellow
- Member
- Association of Academic PhysiatristsMember
- North American Spine SocietyMember
- American Congress of Rehabilitation MedicineMember
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