Ronald H. Witkin M.D

Ronald-H-Witkin-MDGrew up in Plainview New York.

  • Undergraduate study at Boston University.
  • Medical School at Medical College of Wisconsin.
  • Internal Medicine Residency at University of Conn. Medical Center, Hartford, Conn.
  • Started Laconia Internal Medicine in 1977.

Daniel H. Kallmerten M.D.


  • Undergraduate study at Harvard University.
  • Medical School at University of Cincinnati.
  • Berkshire Medical Center, a University of Massachusetts Medical School Affiliate, Pittsfield, Massachusetts.
  • Board Certified in Internal Medicine and Practicing in NH since 1987.

Hillary S. Conkling M.D.

Hilary-S-Conkling-MDGrew up in New Hampton, N.H.

  • Undergraduate study at University of Vermont.
  • Medical School at University of Pennsylvania.
  • Internal Medicine Residency at Beth Israel Deaconess Medical Center, Boston, Ma.
  • Started at Laconia Internal Medicine 12/07.

Lisa E. Morrissette, APRN

Concord Hospital School of Nursing - Diploma - 1986.
University of New Hampshire - BSN - 1993.
University of New Hampshire - MSN - 2003.

American Academy of Nurse Practitioners - Family Nurse Practitioner.
American Nurses Credentialing Center - Family Nurse Practitioner.
Laconia Internal Medicine since 10/2003.