Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Zhi-Yang Tsun, MD, PHD

Individual provider Psychiatry Physician · NPI 1770147563

Zhi-Yang Tsun, MD, PHD is a Psychiatry Physician in New Castle, New Hampshire. Practices as a sole proprietor. Licensed in New Hampshire.

Licensed in
NH
In the registry since
2019
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

See every abbreviation used in this directory →

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Practice location PO Box

The provider listed a PO Box rather than a street location, so this is not a walk-in address.

PO Box 802
New Castle, NH 03854
Phone: (617) 249-3690
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence 24774 (NH)

Record details

NPI number1770147563
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , PHD
Sole proprietorYes
NPI enumeratedApril 26, 2019
Last updated in NPPESSeptember 3, 2024
Certification dateSeptember 3, 2024