Our Providers

  • Seth M. Zeidman
  • Naseer Ahmad Tahir
  • Clifford J. Ameduri
  • Albert Akkerman
  • Dr.Jared Anderson
  • John Rosengren PA-C
  • Cindy Larson
  • Libby Jefferson
  • Emily Lapp

Seth M. Zeidman, MD

Dr. Zeidman attended Duke University for both undergraduate and medical school. He graduated with honors from Trinity College of Duke University. He graduated from Duke University School of Medicine with Special Recognition for excellence in Internal Medicine and Pathology. He completed an internship in General Surgery at the Johns Hopkins Hospital as well as a Residency in Neurosurgery at the Johns Hopkins Hospital. Dr. Zeidman completed a fellowship in Neurosurgical Research with an emphasis on brain and spinal tumors at the National Institutes of Health in Bethesda Maryland. Following a year as the Assistant Chief of Service at the Johns Hopkins Hospital he served in the US Army as director of Neurosurgical Spinal Surgery at Walter Reed Army Medical Center.

He relocated to Rochester in 1999 and was appointed the director of Complex Spinal Neurosurgery at the University of Rochester – Strong Memorial Hospital. In 2002 he founded Rochester Brain and Spine and has since served as its President and founding Partner.

Naseer Ahmad Tahir, MD

Dr. Naseer Tahir was trained at Downstate Medical Center in New York. He is Board certified both in Anesthesiology and Pain Medicine. He has been working in Rochester for more than twenty years, working as an Anesthesiologist and Pain Medicine specialist. His special interests include fluoroscopic-guide interventional pain procedures including Radiofrequency nerve ablation.

Clifford J. Ameduri, MD

Clifford J. Ameduri, MD, received his undergraduate degree in Chemistry from Syracuse University.  His medical degree is from New York Medical College. He is Board Certified in Physical Medicine Rehabilitation having completed his residency under the direction of Dr. Jerome Tobis at the University of California, Irvine.

Dr. Ameduri has Subspecialty Boards in Impairment and Disability Evaluation.  He likes to consider himself old fashioned, hands on, Physical Medicine doctor. He is well known for his expertise in trying to restore function in those who have suffered serious injuries.  Quality of life is his main goal for his patients.

For many decades, Dr. Ameduri has been both a ring side physician and examination physician for professional wrestling and boxing events throughout the United States. Dr. Ameduri has been a member and promoter of nature body building, being strongly opposed to the use of performance enhancing drugs in athletics either in the amateur or professional ranks. He has been the medical editor for natural weight lifting magazines since the 1990s.

Albert Akkerman, MD

Dr. Akkerman completed his medical degree and residency training in Anesthesiology at SUNY Downstate Medical Center in Brooklyn, NY. After initially concentrating his career on anesthesiology he transitioned to the subspecialty of Pain Management. Since 2010 he dedicated his clinical pursuits exclusively to the interventional pain management. After working in New Jersey, he arrived in Rochester in 2015. He joined Rochester Brain and Spine in November 2018.

Dr. Akkerman strives to practice safe, evidence-based medicine and believes in trying to make every clinical experience of his patients personable and positive.

Dr. Jared Anderson, DC ATC

Dr. Jared Anderson attended Canisius College where he studied Sports Medicine and Exercise Sciences, gaining knowledge in spine and extremity injury prevention, maintenance, acute care, and rehabilitation. He received his Doctor of Chiropractic from New York Chiropractic College. He is a Board Certified Chiropractor and Certified Athletic Trainer.Dr. Anderson believes in combining Chiropractic case management with evidence-based medical management of spine care. He works closely with several healthcare disciplines. His ultimate goal in any treatment plan is to restore function to the neuromusculoskeletal system and improve overall quality of life. Dr. Anderson resides in Rochester, NY where he enjoys his free time with family and friends, golfing, and the outdoors.

John Rosengreen PA-C

John was born and raised in Rochester, NY and graduated from Rochester Institute of Technology in 2018 with his Bachelor’s and Masters of Science in Physician Assistant. John provides comprehensive care as he assists Dr. Zeidman in the operating room as well as cares for patients in the outpatient setting. He is a member of the American Academy of Physician Assistants and the Rochester Regional Physician Assistant Association. In his personal time, he enjoys hiking and one of his goals is to visit all of the national parks.

Cindy Larson, PA-C

Cindy completed her training as a Physician Assistant at Rochester Institute of Technology. She also has a master’s degree in Clinical Psychology from Syracuse University and a B.A. from Dartmouth College. She is a member of the American Academy of Physician Assistants and the Rochester Regional Physician Assistant Association. She enjoys running and traveling with her family.

Libby Jefferson, PA-C

Libby earned her Bachelor of Science at Rochester Institute of Technology, in the Physician Assistant Program in 2006. After working 6 years in Inpatient Medicine at both Newark Wayne Community Hospital and Unity Hospital; she joined Rochester Brain and Spine in May of 2012. Libby is a member of the Rochester Regional Physician Assistant Association and has served on the Board of the Rochester Regional Physician Assistant Association since 2010. She is also an active member of the American Academy of Physician Assistants.

Emily Lapp, PA-C

Emily earned her Bachelor of Health Science degree at Gannon University, then earned her Master’s degree in the Physician Assistant program at Gannon University. She has been working here at Rochester Brain and Spine with Dr.Zeidman for 6 years. Emily assists Dr.Zeidman in the operating room and also works in the office as well. She is a member of the American Academy of Physician Assistants. She enjoys spending time with her family.


Amerika’s Most Honored Professtionals

Amerika Most Honored

Compassionate Doctors Awards

Compassionate Doctors Awards

Patients Choice Awards