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

Mr. Donald Henry Grenier Jr., MSN, PMHNP

Individual provider Psychiatric/Mental Health Nurse Practitioner · NPI 1932980133

Mr. Donald Henry Grenier Jr., MSN, PMHNP is a Psychiatric/Mental Health Nurse Practitioner in Manchester, Vermont. Practices as a sole proprietor. Licensed in Vermont.

Licensed in
VT
In the registry since
2023
What do these letters mean?
MSN — Master of Science in Nursing
A graduate nursing degree, usually held alongside an advanced practice licence.
PMHNP — Psychiatric-Mental Health Nurse Practitioner
A nurse practitioner specialising in mental health, able to prescribe psychiatric medication.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

4384 Main St
Manchester, VT 05254
Phone: (802) 768-9136
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Specialties & licences

Psychiatric/Mental Health Nurse Practitioner (primary) Taxonomy 363LP0808X · Licence 101.0136632 (VT)

Record details

NPI number1932980133
Entity typeIndividual (Type 1)
GenderMale
Credentials MSN , PMHNP
Sole proprietorYes
NPI enumeratedOctober 12, 2023
Last updated in NPPESOctober 12, 2023
Certification dateOctober 11, 2023