Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. Leonard Korn, MD

Individual provider Forensic Psychiatry Physician · NPI 1851464333

Dr. Leonard Korn, MD is a Forensic Psychiatry Physician in Portsmouth, New Hampshire. Practices as a sole proprietor. Licensed in New Hampshire.

Licensed in
NH
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

330 Borthwick Ave Ste 111
Portsmouth, NH 03801-4174
Phone: (603) 431-5350
Fax: (603) 431-3691
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Forensic Psychiatry Physician (primary) Taxonomy 2084F0202X · Licence 5152 (NH)
Psychiatry Physician Taxonomy 2084P0800X · Licence 5152 (NH)

Record details

NPI number1851464333
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedNovember 15, 2006
Last updated in NPPESSeptember 11, 2025