NPPES file of Aug 9, 2026

Chelsea Griswold, DNP

Psychiatric/Mental Health Nurse Practitioner · St Johnsbury, VT

Chelsea Griswold, DNP is a psychiatric/mental health nurse practitioner with a practice address in St Johnsbury, Vermont, and NPI 1326532334, issued on Jun 22, 2018. Check the license (Vermont 101.0136916, as entered in NPPES) with the Vermont board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1326532334
Name
Chelsea Griswold
Credential
DNP
Primary taxonomy
Psychiatric/Mental Health Nurse Practitioner 363LP0808X
License number
101.0136916 VT
Self-reported in NPPES; status is on the state search
Practice location
165 Sherman Dr Ste 1, St Johnsbury, VT 05819
Phone
(802) 748-5041
Enumerated
Jun 22, 2018
Record last updated
Jul 8, 2024
Fax
(802) 748-5094
Medicare enrollment
Enrolled (PECOS I20221017002206); accepts Medicare assignment
Medical or professional school
University Of Massachusetts Medical School, 2022
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Verify Chelsea Griswold in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Vermont board licenses this profession
    Search for license 101.0136916
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Vermont license search

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87% fewer Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024

121 Medicare Part D claims for 26 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.

  1. Chelsea Griswold121
  2. Specialty average906

Most prescribed

  1. Duloxetine Hcl14 claims
  2. Buspirone Hcl11 claims
  3. Trazodone Hcl11 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.

Bills Medicare through one group practice

  1. Northern Counties Health Care IncSaint Johnsbury, VT

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Chelsea Griswold among 135 psychiatric/mental health nurse practitioner records in Vermont

Chelsea Griswold, DNP is one of 135 psychiatric/mental health nurse practitioner records with a practice address in Vermont. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 46% of them.

  • NPI issued2018 · 46% of these records are older, 52% newer
  • In a Medicare fileYes · 69% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated2022 · median 2021 among the 81 with a school on file
  • Record last updated2024 · 36% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP0808X and a Vermont practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

6 psychiatric/mental health nurse practitioner records list a practice address in St Johnsbury

They are 6 of the 323 NPPES records with a practice address in St Johnsbury, and 135 psychiatric/mental health nurse practitioner records in Vermont.

The 8 psychiatric/mental health nurse practitioner records with the nearest ZIP codes

  1. Roanna Bamford, PMHNP-BCSt Johnsbury, VT 058191568822989
  2. Darrell BormannSt Johnsbury, VT 058191306711759
  3. Nicole Bristol, APRN, PMHNP-BCSt Johnsbury, VT 058191336003615
  4. Melanie Clarke, PMHNPSt Johnsbury, VT 058191073294708
  5. Kara Heath, APRN PMHNPSt Johnsbury, VT 058191467303420
  6. Crystal Leboeuf, PMHNP-BCSaint Johnsbury, VT 058191033645726
  7. Sally Mathieson, APRNHardwick, VT 058431275840712
  8. Amy Carpenter, PMHNPNewport, VT 058551033793989

Common questions

What is Chelsea Griswold, DNP's NPI number?

Chelsea Griswold, DNP's National Provider Identifier (NPI) is 1326532334, issued on Jun 22, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Chelsea Griswold, DNP located?

The NPPES record lists a practice address at 165 Sherman Dr Ste 1, St Johnsbury, VT, 05819. Phone: (802) 748-5041. Providers update this record themselves, so call before visiting.

How can I verify Chelsea Griswold, DNP's license?

NPPES lists Vermont license number 101.0136916, as entered by the provider. Search the Vermont board that licenses this profession; the NPPES record confirms identity only.

How much does Chelsea Griswold, DNP prescribe under Medicare Part D?

In 2024, Chelsea Griswold, DNP had 121 Medicare Part D claims for 26 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.