1234567

Our Volunteer Providers

Rob Lyman, DO
Dr. Lyman  began a career in healthcare working in EMS, an experience that shaped a deep commitment to serving hardworking individuals and families who often face barriers to medical care. After seeing his own families’ barriers to care and working in a safety net hospital in Philadelphia, Dr. Lyman realized those struggling with healthcare access is exactly who he wished to serve. Now based in West Lebanon, and loving his neighborhood, Dr. Lyman is passionate about improving access to healthcare and building strong relationships within the community.
Pam Trio, MD
Dr. Trio completed medical training and a masters in bioethics at Temple University in Philadelphia, PA. Through her experience working in Philadelphia, she developed a deep passion for caring for medically underserved patients. She now works as a primary care physician in NH and VT, and particularly enjoys the opportunity that role provides to connect with people around what is most important in their lives. She lives in Hanover, NH with her husband, daughter, and elderly dog. Dr. Trio continues to work towards improving healthcare for all individuals in our community, and particularly loves the times she spends at Good Neighbor Health Clinic caring for her patients.
Paul Manganiello, MD

Dr. Manganiello matriculated at Thomas Jefferson Medical School in 1969 and graduated in 1973. He then completed an internship and residency in Obstetrics and Gynecology at Thomas Jefferson Medical Center, finishing in 1977. In 1979, he completed a fellowship in Reproductive Endocrinology and Infertility at the Medical College of Georgia. After his fellowship, he joined the staff at Mary Hitchcock Memorial Hospital and the Hitchcock Clinic (now DHMC), as well as the Department of Maternal Child Health at Dartmouth Medical School. After retiring in 2012 with the title of Emeritus Professor, Dr. Manganiello went on to earn a Master’s in Public Health from The Dartmouth Institute (TDI).

He currently serves on the Hospital Ethics Committee at DHMC and the Institutional Animal Care and Use Committee (IACUC) at the Geisel School of Medicine at Dartmouth. He is also President of the GunSenseVT Educational Fund, a Vermont gun safety advocacy group; a member of the Social Concerns Committee at Our Savior Lutheran Church in Hanover; and the volunteer co-Medical Director at the Good Neighbor Health Clinic (GNHC), where he worked with Peter Mason in helping to create the clinic.

Kristin Burdick, MD

Kristin Burdick, MD is board-certified in Family Medicine and formerly worked in Family Medicine clinics at Dartmouth Health and University of Vermont. In addition, she formerly worked in hospice and palliative care. She is currently interested in general Family Medicine, as well as our food supply and the link between human health and soil health. In addition to Good Neighbor Health Clinic, she volunteers at Willing Hands and the Listen Center.

Charles Carr, MD

Dr. Charles Carr is an orthopaedic surgeon who has received most of education locally having graduated from Dartmouth College (1979), Dartmouth Medical School (1981), and from the Dartmouth Orthopaedic Residency Program (1987). He completed two fellowships in shoulder/hand surgery and trauma surgery before returning to Dartmouth-Hitchcock Medical Center where he spent his entire career as an orthopaedic sports medicine physician. He served as the Head Team Physician for Dartmouth College Athletics and provided sports medicine coverage for numerous high schools in the local area over the past 30 years. His research interests relate to arthroscopic surgery and he has published articles and book chapters on this topic, as well as regularly lecturing on the subjects of sports medicine and arthroscopy. He has served as a volunteer physician for the US Olympic Team and presently works with Health Volunteers Overseas teaching surgical techniques to physicians and students in 3 rd world countries. His greatest passion is educating others as he served as the Director of the Dartmouth-Hitchcock Orthopaedic Residency Training Program for over 20 years.

Emily Cohen, MD

Emily received her medical degree from the University of Amsterdam and did her internal medicine residency at Dartmouth-Hitchcock Medical Center. She has worked as a hospitalist, in the emergency room, within urgent care, and as a primary care physician at the White River Junction VA medical center.

She joined the Good Neighbor Health Clinic in 2024.

Natalie Fragoso, MD, FAAD

Natalie Fragoso is a board-certified dermatologist practicing at Dartmouth Hitchcock Medical Center. She attended the David Geffen School of Medicine at UCLA and completed her dermatology residency at UCLA Health. She runs a hidradenitis suppurativa (HS) specialty clinic.

Ken Dolkart, MD, FACP

Ken Dolkart, MD, FACP is a Primary Care Internist and Geriatrician who received Undergraduate and Medical degrees from the University of Pennsylvania. Ken is a long term member of Physicians for a National Health Program. He has practiced in New Hampshire and Vermont for 41 years, and is Clinical Assistant Professor of Medicine at Geisel School of Medicine. He founded the Nashua Center for Healthy Aging prior to an academic practice at DHMC, Lebanon. He has been recognized on multiple occasions with New Hampshire Top Doctor and teaching awards. Dr. Dolkart divides his time between practice, family, teaching, healthcare advocacy, hiking and travel. He lives in Grantham, NH.

Mary Helen Bentley, LCSW

Mary Helen is a Clinical Social Worker who’s provided school-based therapy, hospital-based therapy and worked in the Community Mental Health System. She currently provides individual therapy to adults and also works with couples and families.  She approaches her work with a respect for her clients’ history and the learning and wisdom they bring to the therapeutic process. She specializes in working with clients who have been injured at work, have a history of extensive trauma or struggle with severe mental illness.  In addition to other therapeutic modalities, she is trained in using EMDR as an intervention.

Donald Kollisch, MD

Donald Kollisch is a Family Doctor who has volunteered at Good Neighbor since 1995. He was Medical Director for 3 years and on the Board for 14 years. He has practiced in rural Northern New Hampshire, at Dartmouth-Hitchcock, at the VA Medical Center, and at the City University of New York. Now largely retired, he still teaches at Geisel and at Dartmouth Health.

John Sanders Jr., MD

I was born in Detroit Michigan, grew up on the west side of Cleveland, and attended Dartmouth College. I then went to the University of Michigan Medical School, where I met my wife, Karen. I trained in General Surgery and Thoracic Surgery at the Peter Bent Brigham Hospital. I practiced Cardiac and Thoracic Surgery there, then at Northwestern University, and finally at Dartmouth Hitchcock. I retired in 2012, and have taught at Geisel School of Medicine ever since. I have been a volunteer at Good Neighbor Health Clinic since 2010. I am on the Board of Northern Stage, Northern Woodlands, and H2RC (HIV and Hepatitis C Resource Committee). Karen and I enjoy
hiking, exploring our woods, and live theater.

David Nierenberg, MD

Dr. Nierenberg served as Section Chief in Clinical Pharmacology and Toxicology at DHMC for 40 years, and also as the Senior Associate Dean for Medical Education at Dartmouth Medical School (now Geisel School of Medicine). After attending Harvard Medical School, he performed his internship and residency in internal medicine at the Beth Israel Hospital in Boston, and completed a two-year cl fellowship in clinical pharmacology and toxicology at the University of California, San Francisco, and served as Chief Resident in Medicine at Stanford Medical Center.

In 1981 he joined the faculty at Dartmouth Medical School and the Hitchcock Clinic, and established a new Division of Clinical Pharmacology. His main activities centered around teaching medical pharmacology to medical students, and developing the first required medical school course in clinical pharmacology, as Dartmouth Medical School became a four-year program in 1981. Since stepping down as the Senior Associate Dean for Medical Education in June 2012, Dr. Nierenberg has continued to see patients with medication-related or toxin-related problems, and continues to enjoy teaching and mentoring medical students and residents in areas related to pharmacology and toxicology. He has also enjoyed working as a volunteer general internist at Good Neighbor, and more recently serving as Clinic Co-Medical Director.

Carol Blackwood, MD

I grew up in the Northeast Kingdom.  After earning BA & BS from UVM, I joined the US Navy.  Nine years into my Navy career, I moved laterally attending UVM Medical School and US Navy Family Medicine Residency.  Before retiring from the Navy, I completed a Geriatric Fellowship.  I retired from US Navy in 2009, I was community clinic Medical Director in Keene NH for the Veterans Administration for a decade.  I now only practice medicine in a volunteer capacity.  The rest of my time is devoted to maintaining my 100 acre property, travel and various textile arts.

Matthew J. Friedman, M.D., Ph.D.

Matthew Friedman is a, now retired, pharmacologist turned psychiatrist who established and served for 24 years as Executive Director of the US Department of Veterans Affairs’ National Center for Posttraumatic Stress Disorder (PTSD) from 1989 to 2014. He stepped down in 2014 to become a Senior Advisor to the Center and to establish and direct the National PTSD Brain Bank from 2014 to 2022. In addition, he was Professor and Vice Chair for Research in the Department of Psychiatry at the Geisel School of Medicine at Dartmouth. He has 50 years of experience as a clinician, teacher and researcher with approximately 360 publications, including 29 books. Dr. Friedman is a Distinguished Lifetime Fellow of the American Psychiatric Association, past-president of the International Society for Traumatic Stress Studies (ISTSS), past-chair of the APA’s DSM-5 and DSM-5-TR PTSD Work Groups, and past-chair of the Scientific Advisory Board of the Anxiety Disorders Association of America. He has served on many national research, education, and policy committees. Past honors include the ISTSS Lifetime Achievement Award in 1999 and Public Advocacy Award in 2009. He was a finalist for the 2011 Samuel J. Heyman Service to America Medal.

Lisa Pastel, MD, MPH

Lisa Pastel has been practicing at DH-Lebanon since 2003. She earned her medical degree from the Medical College of Virginia in Richmond and completed her residency in Internal Medicine Primary Care at Dartmouth Hitchcock. Additionally, she completed the Leadership Preventive Medicine Residency. Dr. Pastel serves as an On Doctoring Facilitator at the Geisel School of Medicine and she regularly precepts residents and medical students. Her professional interests include Preventive Medicine, Chronic Disease management, Penicillin allergies, Mind Body Medicine, and Medical Student Education. In her free time she enjoys being with her family, gardening, hiking, biking and skiing.

Lin Brown, MD

Lin Brown, MD is an internist rheumatologist. After receiving her MD from The Medical College of Pennsylvania, she trained at Dartmouth- Hitchcock and has remained at DHMC until her “mostly retired” state in 2023. She has been working at the GNHC for about a dozen years and enjoys the opportunity to keep her hand in general rheumatology.

Jeff Katchen, PA

Jeff earned his BS in Biological Sciences from Rutgers University in 1970, followed by a BS in Physician Assistant Studies from the University of Medicine and Dentistry of New Jersey School of Allied Health in 1979. Over the years, he has held positions in hospitals across New York, New Jersey, and northern New England, including Dartmouth Hitchcock Medical Center. Jeff brings special expertise in general internal medicine and emergency medicine, and has been involved in pre-hospital emergency medical services since 1971. He currently serves on the Cornish, NH Rescue Squad and the Windsor, Vermont Fire Department Ambulance.

Judith Hills, MD
Dr. Judith Hills graduated from Dartmouth Medical School in 1986.  She completed a Residency in Internal Medicine at Dartmouth. She had a General Internal Medicine Practice for 12 years at Mount Ascutney Hospital in Windsor, Vermont.  She was the Hospice Medical Director at the Visiting Nurses Association of the Upper Valley during her time at Mount Ascutney. Her work at Hospice inspired her to do a Fellowship in Hospice and Palliative Care at Northwestern Memorial Hospital in Chicago.  On her return to the Upper Valley, she worked with the Palliative Care Team at DHMC and at the VNA and Bayada Hospice. She is now semi-retired and devotes her time to her work at Hospice Uganda, the Good Neighbor Clinic, Hartford Restorative Justice Center, and teaching medical students.
Richard Clattenburg, MD

Dr. Clattenburg received his formal education at Harvard College, 1972, and Harvard Medical School, 1976.  He trained in pediatrics at the Seattle Children’s Hospital and later on at Dartmouth Hitchcock Hospital.  His practice gravitated toward development, mental health, and the mind-body connection over the years. For 3 years he took care of Peace Corps Volunteers in West Africa. Dr. Clattenburg started working in free clinics in 1985 and has made free clinic volunteer work part of his regular schedule since then.

Providers Not Yet Pictured Here

Dr. Alena Shoemaker, MD

Dr. Stephen Lee, MD, PhD

Dr. Roshini Pinto-Powell, MD

Dr. Mary Kay Hillinger, MD

Maureen Kaplan, LICSW

Dental Clinic Volunteers

Copyright © 2023 Good Neighbor Health Clinic, Inc. Tel: 802-295-1868 70 North Main Street, White River Junction, VT 05001