Donald Henry Grenier, MSN, PMHNP
Psychiatric/Mental Health Nurse Practitioner · Manchester, VT
Donald Henry Grenier, MSN, PMHNP is a psychiatric/mental health nurse practitioner with a practice address in Manchester, Vermont, and NPI 1932980133, issued on Oct 12, 2023. Check the license (Vermont 101.0136632, as entered in NPPES) with the Vermont board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Donald Henry Grenier
- Credential
- MSN, PMHNP
- Primary taxonomy
- Psychiatric/Mental Health Nurse Practitioner 363LP0808X
- License number
- 101.0136632 VT
Self-reported in NPPES; status is on the state search - Practice location
- 4384 Main Street, Manchester, VT 05254
- Phone
- (802) 768-9136
- Enumerated
- Oct 12, 2023
- Record last updated
- Oct 12, 2023
- Entity
- Type 1 · individual
Also registered at 4384 Main Street
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Samantha Ingerick, NPPediatric Nurse Practitioner1457750234
- Adam Pruett, M.D.Psychiatry Physician1609050756
Verify Donald Henry Grenier in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Vermont board licenses this profession
Search for license 101.0136632Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
77% fewer Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024
208 Medicare Part D claims for 19 beneficiaries, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Clozapine31 claims
- Aripiprazole17 claims
- Clonazepam14 claims
- Atropine Sulfate11 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
1 psychiatric/mental health nurse practitioner records list a practice address in Manchester
They are 1 of the 20 NPPES records with a practice address in Manchester, and 135 psychiatric/mental health nurse practitioner records in Vermont.
Other psychiatric/mental health nurse practitioner records in Vermont
- Katherine AmeyBarre, VT1942855069
- Folake Azeez, PMHNPRutland, VT1508497280
- Katherine Baker, APRNBrattleboro, VT1215530944
- Roanna Bamford, PMHNP-BCSt Johnsbury, VT1568822989
- Isaac Bass, PMHNPMiddlebury, VT1194546200
- Kennie BasseyDummerston, VT1154189892
- Lauren Bierman, DNP, PMHNP, AGNPVergennes, VT1326580440
- Tania Biniecki, NPAlburgh, VT1558196980
- Stephanie Bless, APRN, FNP-BCBurlington, VT1558738781
- Darrell BormannSt Johnsbury, VT1306711759
Common questions
What is Donald Henry Grenier, MSN, PMHNP's NPI number?
Donald Henry Grenier, MSN, PMHNP's National Provider Identifier (NPI) is 1932980133, issued on Oct 12, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Donald Henry Grenier, MSN, PMHNP located?
The NPPES record lists a practice address at 4384 Main Street, Manchester, VT, 05254. Phone: (802) 768-9136. Providers update this record themselves, so call before visiting.
How can I verify Donald Henry Grenier, MSN, PMHNP's license?
NPPES lists Vermont license number 101.0136632, as entered by the provider. Search the Vermont board that licenses this profession; the NPPES record confirms identity only.
How much does Donald Henry Grenier, MSN, PMHNP prescribe under Medicare Part D?
In 2024, Donald Henry Grenier, MSN, PMHNP had 208 Medicare Part D claims for 19 beneficiaries; the average among psychiatric/mental health nurse practitioner prescribers was 906. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.