NPPES file of Aug 9, 2026

Allison Giusti Sears, NP

Psychiatric/Mental Health Nurse Practitioner · Billings, MT

Allison Giusti Sears, NP is a psychiatric/mental health nurse practitioner with a practice address in Billings, Montana, and NPI 1831764562, issued on May 25, 2021. Check the license (Montana NUR-APRN-LIC-179415, 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
1831764562
Name
Allison Giusti Sears
Credential
NP
Primary taxonomy
Psychiatric/Mental Health Nurse Practitioner 363LP0808X
License numbers
NUR-APRN-LIC-179415 MT
0004489 CO
TPAN2125 FL
13831148-4405 UT
61356602 WA
and 1 more
Self-reported in NPPES; status is on the state search
Practice location
926 Main St Ste 14, Billings, MT 59105
Phone
(406) 702-1466
Enumerated
May 25, 2021
Record last updated
May 31, 2024
Fax
(406) 702-1591
Medicare enrollment
Enrolled (PECOS I20211129002759); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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 926 Main St Ste 14

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

  1. Elizabeth McGillvray, MSWClinical Social Worker1598239063
  2. Messina Michalsky, PMHNPPsychiatric/Mental Health Nurse Practitioner1568867588
  3. Onorina Michalsky, LCPCMental Health Counselor1326699455

Verify Allison Giusti Sears 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 NUR-APRN-LIC-179415    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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74% fewer Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024

239 Medicare Part D claims for 24 beneficiaries, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D.

  1. Allison Sears239
  2. Specialty average906

Most prescribed

  1. Aripiprazole28 claims
  2. Duloxetine Hcl16 claims
  3. Lamotrigine14 claims
  4. Clonazepam12 claims
  5. Doxepin Hcl12 claims
  6. Dextroamphetamine 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.

Bills Medicare through 2 group practices

  1. Brightside Medical OF Michigan PCKalispell, MT
  2. Integrative Mental Health Services PLLCBillings, MT

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

Psychiatric/Mental Health Nurse Practitioner providers in Montana

There are 243 psychiatric/mental health nurse practitioner records in Montana.

All 243 in Montana → Every provider in Billings →

Other psychiatric/mental health nurse practitioner records in Montana

  1. Mark Ackerman, RN, APNBozeman, MT1679833016
  2. Kristina Anderson, PMHNPKalispell, MT1558137760
  3. Laurel Andrechak, FNP, PSYCH NPGreat Falls, MT1992907372
  4. Shelley Andrus, APRNGreat Falls, MT1962786806
  5. Allyson Arnold, PMHNPKalispell, MT1033819800
  6. Fraser Ball, PMHNPBozeman, MT1770349219
  7. Abigail Banmbuh, PMHNPBozeman, MT1508400607
  8. Racheal Bashaw, DNP PMHNPGreat Falls, MT1609568872
  9. Marnie Basta-SmithBozeman, MT1053849851
  10. Cynthia Bauman, PMHNP-BCWarm Springs, MT1609205020

Common questions

What is Allison Giusti Sears, NP's NPI number?

Allison Giusti Sears, NP's National Provider Identifier (NPI) is 1831764562, issued on May 25, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Allison Giusti Sears, NP located?

The NPPES record lists a practice address at 926 Main St Ste 14, Billings, MT, 59105. Phone: (406) 702-1466. Providers update this record themselves, so call before visiting.

How can I verify Allison Giusti Sears, NP's license?

NPPES lists Montana license number NUR-APRN-LIC-179415, as entered by the provider. Search the Montana board that licenses this profession; the NPPES record confirms identity only.

How much does Allison Giusti Sears, NP prescribe under Medicare Part D?

In 2024, Allison Giusti Sears, NP had 239 Medicare Part D claims for 24 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.