NPPES file of Aug 9, 2026

Annette Griffin

Psychiatric/Mental Health Clinical Nurse Specialist · Choteau, MT

Annette Griffin is a psychiatric/mental health clinical nurse specialist with a practice address in Choteau, Montana, and NPI 1851742266, issued on Jun 27, 2016. Check the license (Montana 24830, as entered in NPPES) with the Montana 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
1851742266
Name
Annette Griffin
Primary taxonomy
Psychiatric/Mental Health Clinical Nurse Specialist 364SP0808X
License number
24830 MT
Self-reported in NPPES; status is on the state search
Practice location
124 Main Ave N, Choteau, MT 59422
Phone
(406) 466-2342
Enumerated
Jun 27, 2016
Record last updated
Dec 3, 2025
Fax
(406) 403-0423
Medicare enrollment
Enrolled (PECOS I20161028001547); accepts Medicare assignment
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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Also registered at 124 Main Ave N

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Christina Borst, DNP PMHNP, APRNPsychiatric/Mental Health Nurse Practitioner1053940791
  2. Lisa Grossman, PTPhysical Therapist1043481062
  3. Heather HodgskissPhysical Therapist1033572839

Verify Annette Griffin in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Montana board licenses this profession
    Search for license 24830
    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 Montana license search

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73% fewer Medicare Part D claims than the average psychiatric/mental health clinical nurse specialist in 2024

282 Medicare Part D claims for 38 beneficiaries, against an average of 1,054 among the 390 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims.

  1. Annette Griffin282
  2. Specialty average1,054

Most prescribed

  1. Lamotrigine26 claims
  2. Duloxetine Hcl20 claims
  3. Prazosin Hcl20 claims
  4. Trazodone Hcl20 claims
  5. Buspirone Hcl18 claims
  6. Olanzapine18 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.

Industry payments in 2024: $24.00

1 payment: food and beverage; the largest payer was Neurocrine Biosciences, Inc. The 285 providers of this specialty with any payment received $924.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Annette Griffin$24.00
  2. Specialty average$924.95

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Front Range Family Psychiatry LLCChoteau, MT

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

1 psychiatric/mental health clinical nurse specialist records list a practice address in Choteau

They are 1 of the 35 NPPES records with a practice address in Choteau, and 5 psychiatric/mental health clinical nurse specialist records in Montana.

Other psychiatric/mental health clinical nurse specialist records in Montana

  1. Joy Bergh, RN, APRNBozeman, MT1528747375
  2. Karen Boone, RN, MS, PMHCNSHavre, MT1144464082
  3. Ellen Dewolfe, MSN PCMissoula, MT1174639199
  4. Dana Hillyer, APRNHelena, MT1154484970

Common questions

What is Annette Griffin's NPI number?

Annette Griffin's National Provider Identifier (NPI) is 1851742266, issued on Jun 27, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Annette Griffin located?

The NPPES record lists a practice address at 124 Main Ave N, Choteau, MT, 59422. Phone: (406) 466-2342. Providers update this record themselves, so call before visiting.

How can I verify Annette Griffin's license?

NPPES lists Montana license number 24830, as entered by the provider. Search the Montana board that licenses this profession; the NPPES record confirms identity only.

How much does Annette Griffin prescribe under Medicare Part D?

In 2024, Annette Griffin had 282 Medicare Part D claims for 38 beneficiaries; the average among psychiatric/mental health clinical nurse specialist prescribers was 1,054. 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.