Albina-Kibirova
Albina Kibirova

Dr. Kibirova joined NHOH in 2019.  She is a graduate of the Moscow Medical Academy in Russia.  She completed her Internal Medicine residency at Prince George Hospital Center in Cheverly, Maryland.  Folloiwng residency, she completed a three-year hematology and oncology fellowship at the West Virginia
University Hospital in Morgantown, West Virginia.  Dr. Kibirova cares for patients in our Manchester and Concord offices.

Douglas Weckstein

Having attended medical school at the Medical College of Virginia, Dr. Weckstein completed his internship, residency, clinical fellowship and research fellowship in hematology and oncology at New England Medical Center Hospital in Boston. He served as chief medical resident in the Internal Medicine Residency program, and then was in private practice in Middletown, New York. He joined NHOH in 1998 and cares for patients in our Manchester office.

Gina DiVenuti

Dr. DiVenuti began practicing at NHOH in 2003 following a three-year clinical fellowship at New England Medical Center in hematology and oncology. She completed her medical and undergraduate degrees with honors at Brown University, and then completed a three-year medical house training program in internal medicine at New England Medical Center. Dr. DiVenuti sees patients at the Manchester and Concord offices.

Jeanna Walsh

Dr. Walsh is a graduate of the State University of New York at the Upstate Medical University in Syracuse, New York. She completed both her fellowship in hematology and oncology and her residency in internal medicine at the University of Rochester in Rochester, New York. Dr. Walsh joined NHOH in 2007 and practices at our Concord and Londonderry offices.

Josy
Josy Mathew

Dr. Mathew joined NHOH in 2022 following completion a three year Hematology, Oncology Fellowship at the University of
Minnesota. He completed his medical studies and residency at the Jawaharlal Institute of Postgraduate Medical Education & Research at Pondicherry University. He also completed a residency at SUNY – Upstate Medical University. Dr. Mathew sees patients in our Concord and Manchester Offices.

Meredith-Selleck
Meredith Selleck

Dr. Selleck completed her post-doctoral training at Columbia Presbyterian Medical Center as a clinical fellow in hematology and oncology, before joining NHOH in 2003. She earned her medical degree at New York Medical College, and completed her internship and residency at Columbia Presbyterian Medical Center. Dr. Selleck sees patients in our Manchester and Londonderry offices.

Mike-Buff
Michael Buff

Dr. Buff is a graduate of the State University of New York at Stony Brook School of Medicine in Stony Brook, NY. He completed both his fellowship in hematology and oncology and his residency in internal medicine at the Beth Israel Deaconess Medical Center in Boston, Massachusetts. Dr. Buff joined NHOH in 2007 and cares for patients in our Concord and Manchester offices.

Peter Crow

Dr. Crow joined NHOH in 2000 upon completion of a three-year fellowship in hematology and oncology at the University of Virginia Health Science Center. He attended Columbia University College of Physicians and Surgeons and completed his internship and residency at the University of Virginia Health Science Center. Dr. Crow cares for patients at our Manchester and Concord offices.