Elliot Health System is a non-profit organization serving your healthcare needs since 1890.

Pain Management and Interventional Spine Center


The Elliot at River's Edge
185 Queen City Avenue
Manchester, NH. 03101

Phone: 603-663-6730

Hours: Monday through Friday: 7:30 a.m. to 3:30 p.m.


Meet our Staff


Stephen Dainesi, MD

Dr. Dainesi founded the Pain Management Center in 1991 after completing his Residencies in Anesthesia and Pain Management at Duke University Medical Center in Durham, NC.

He received his Undergraduate degree from Columbia University, New York, NY and graduated from Mount Sinai Medical School in New York, NY. He completed his Internship in Internal Medicine at Dartmouth-Hitchcock Medical Center in Hanover, NH.

He is Board Certified in Anesthesia and has added qualifications in Pain Management by the American Board of Anesthesiology (ABA). Also, he is a Diplomate of the American Board of Pain Medicine.

Dr. Dainesi’s areas of interest include the treatment of low back and neck pain including radiofrequency lesioning and spinal endoscopy, geriatric pain medicine, and the treatment of nerve injuries including complex regional pain syndrome.


Jason Donnelly, MD

Dr. Jason Donnelly joined the Elliot Hospital Pain Management Center in 2017 after completing his Pain Management Fellowship at Dartmouth Hitchcock Medical Center, New Hampshire. He completed his residency in Physical Medicine and Rehabilitation at New York Presbyterian -Columbia and Cornell hospitals, New York City and is fellowship trained in Sports Medicine.

He holds an undergraduate from Boston College, Chestnut Hill, MA and received his medical doctorate from New York Medical College, Valhalla, NY. Dr. Donnelly’s Internship in Internal Medicine was completed at Roger Williams Medical Center, Providence, RI.

Dr. Donnelly has a significant interest in spinal pain and its interplay with problems in the hip. He also has significant interest in Sports Medicine related injuries. Dr. Donnelly is a native of New Hampshire, having grown up in Dover, NH. His appreciation for New England has made practicing medicine in NH his long-time goal.


Gerard J. Hevern, MD

Gerard J. Hevern, MD, joined the Elliot Hospital Pain Management Center in 2008. He completed his residency in Family Practice at The State University of New York at Stony Brook, NY (Southside Hospital, Bayshore, NY) and has been in private Family Practice since 1979.

Dr. Hevern received his undergraduate degree from Harvard University, Cambridge, MA and graduated from The State University of New York at Stony Brook, NY. He is Board Certified in Family Medicine by The American Board of Family Medicine and Addiction Medicine by The American Society of Addiction Medicine.

Dr. Hevern's area of interest is teaching patients and colleagues about the management of pain and problems of chemical dependency. His focus has been to instruct patients and their families of the need to balance medication use, adaptation to physical limitation, along with the spiritual and emotional support necessary to successfully manage chronic pain.


Joseph T. Hyatt, MD

Joseph Hyatt joined the Elliot Hospital Pain Management Center in 2000 after completing his residency at Massachusetts General Hospital, Boston, Massachusetts. He holds undergraduate and graduate degrees from Tufts University, Medford, MA and University of Massachusetts Medical School, Worcester, MA. Dr. Hyatt’s internship in Internal Medicine was completed at Mount Auburn Hospital in Cambridge, MA and his interest in pain management led to a Fellowship in Pain Medicine at Brigham and Women’s Hospital, Boston, MA.

Dr. Hyatt’s areas of interest include spinal cord stimulators and implantable infusion pumps. He is Board Certified in Anesthesia and has added qualifications in Pain Management by the American Board of Anesthesiology.


Brian D. Klagges, M.D.,

Medical Director

Brian Klagges joined the Elliot Hospital Pain Management Center in 2007 after completing training at Tufts Medical School’s flagship teaching hospitals. He initially trained in General Surgery at the Tufts Medical Center, and completed both Anesthesiology residency and an Interventional Pain Management fellowship at the Caritas-St. Elizabeth’s Medical Center of Boston. During training, he was awarded the Robelen Award for the most outstanding resident in anesthesiology, and the Levesque Award in Pain Management.

Dr. Klagges received his undergraduate degree from Providence College, Providence, RI and graduated with research honors from the State University of New York At Buffalo School of Medicine.

He is a Diplomate of the American Board of Anesthesiology, and has subspecialty certification in Pain Management.

His areas of interest include advanced neuromodulatory techniques and minimally invasive therapies for the treatment of back pain.


Syed A. Razvi, MD

Syed Razvi joined the Elliot Hospital Pain Management Center in 1999 after completing his residency at Brigham and Women’s Hospital in Boston, Massachusetts.

He holds undergraduate and graduate degrees from the University of Massachusetts, Amherst, MA and University of Massachusetts Medical School, Worcester, MA. Dr. Razvi’s Internship in Internal Medicine was completed at Faulkner Hospital in Boston and his interest in pain management led to a Fellowship in Pain Medicine at Brigham and Women’s Hospital, Boston, MA.

Dr. Razvi’s areas of interest include cancer pain management and palliative care. He is Board Certified in Anesthesia and has added qualifications in Pain Management by the American Board of Anesthesiology.


Timothy M. Sievers, MD

Timothy Sievers joined the Elliot Hospital Pain Management Center in 1994 after completing his residency at the University of Michigan, Ann Arbor, Michigan. His undergraduate degree is from Lawrence University, Appleton, Wisconsin. He received his medical doctorates from the University of Colorado Health Sciences Center, Denver, CO. Dr. Sievers completed an Internship in General Surgery at Saint Joseph Hospital, Denver, CO and a Residency in Anesthesia, at the University of Michigan, Ann Arbor, MI.

Dr. Sievers has a significant interest in spinal pain and in spinal desensitization using radio frequency lesioning techniques. He is Board Certified in Anesthesia by the American Board of Anesthesiology.


Bridget D. Alcorn, MSN, APRN-BC

Bridget Alcorn, joined the Elliot Hospital Pain Management Center in 2005 after completing her graduate work at Massachusetts General Hospital, Institute of Health Professions, Boston, MA. She has completed internships in both Massachusetts and New Hampshire. Her undergraduate degree is from the University of New Hampshire, Durham, NH.

Ms. Alcorn’s areas of interest include cancer pain management, palliative care, and women’s health.

She is Board Certified as an Adult Nurse Practitioner by the American Nurses Credentialing Center (ANCC).


Kathleen White, MS,APRN-BC

Kathleen White, MS,APRN-BC, has been treating chronic pain patients in the Pain Management Center, now at River’s Edge, since 2002. Kathy completed her undergraduate and graduate work at Northeastern University, Boston, MA. She completed Internships in Adult Primary Care in both Mass and New Hampshire. She isboard certified by the American Nurses Credentialing Center (ANCC) as both an Adult Nurse Practitioner and a Pain Management Nurse. Kathy’s areas of interest include myofascial pain and chronic post surgical pain.


Molly R. Grillakis, MSN, NP-C

Molly joined the Elliot Hospital Pain Management Center in 2014 after completing her graduate studies at Rivier University, Nashua NH. She completed her clinical preceptorships throughout the Elliot Health System in Family Medicine. She holds an undergraduate degree in nursing from Massachusetts College of Pharmacy and Health Sciences, and also obtained a degree in psychology from The University of New Hampshire.

Her special interests include myofascial pain treatment, alternative therapy modalities, and neuropathic pain management. She is Board Certified as a Family Nurse Practitioner by the American Association of Nurse Practitioners (AANP).


For all appointments please call 603-663-6730