NPPES file of Aug 9, 2026

Lisa Marie Scheresky O'Neil, PHD, MSN, APRN

Nurse Practitioner · Box Elder, MT

Lisa Marie Scheresky O'Neil, PHD, MSN, APRN is a nurse practitioner with a practice address in Box Elder, Montana, and NPI 1821585209, issued on Apr 20, 2018. Check the license (Montana NUR-APRN-LIC-191101, 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
1821585209
Name
Lisa Marie Scheresky O'Neil
Credential
PHD, MSN, APRN
Primary taxonomy
Nurse Practitioner 363L00000X
License numbers
NUR-APRN-LIC-191101 MT
21321 MT
Self-reported in NPPES; status is on the state search
Practice location
6850 Upper Box Elder Road, Box Elder, MT 59521
Phone
(406) 395-1600
Enumerated
Apr 20, 2018
Record last updated
Feb 17, 2022
Fax
(406) 395-1804
Medicare enrollment
Enrolled (PECOS I20220809002879); 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 6850 Upper Box Elder Road

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

  1. Hilary Warren, DMDDentist1194219253

Verify Lisa Marie Scheresky O'Neil 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-191101
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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67% fewer Medicare Part D claims than the average nurse practitioner in 2024

369 Medicare Part D claims for 38 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D.

  1. Lisa Scheresky O'Neil369
  2. Specialty average1,109

Most prescribed

  1. Omeprazole27 claims
  2. Atorvastatin Calcium20 claims
  3. Lisinopril19 claims
  4. Synthroid19 claims
  5. Famotidine14 claims
  6. Metformin Hcl Er11 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. U S Health Dept OF Health And Human ServicesHarlem, MT

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

Lisa Marie Scheresky O'Neil among 287 nurse practitioner records in Montana

Lisa Marie Scheresky O'Neil, PHD, MSN, APRN is one of 287 nurse practitioner records with a practice address in Montana. 77% 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 54% of them.

  • NPI issued2018 · 54% of these records are older, 39% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 64% of these records are
  • Graduated2021 · median 2019 among the 185 with a school on file
  • Record last updated2022 · 43% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Montana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

2 nurse practitioner records list a practice address in Box Elder

They are 2 of the 145 NPPES records with a practice address in Box Elder, and 287 nurse practitioner records in Montana.

The 8 nurse practitioner records with the nearest ZIP codes

  1. Janice Nystrom, RN, MSN, FNPBox Elder, MT 595211619190519
  2. Zane Bendig, NPBig Sandy, MT 595201194382960
  3. Jessica Domire, APRNMalta, MT 595381790293116
  4. Amanda Abrams-Buerkley, DNPHavre, MT 595011710471495
  5. Carol Milne, FNPHavre, MT 595011013922707
  6. Frank Zuccala, FNP-BCHavre, MT 595011730809054
  7. Blair TomsheckShelby, MT 594741699625277
  8. Joni Walton, NPShelby, MT 594741043651235

Common questions

What is Lisa Marie Scheresky O'Neil, PHD, MSN, APRN's NPI number?

Lisa Marie Scheresky O'Neil, PHD, MSN, APRN's National Provider Identifier (NPI) is 1821585209, issued on Apr 20, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Lisa Marie Scheresky O'Neil, PHD, MSN, APRN located?

The NPPES record lists a practice address at 6850 Upper Box Elder Road, Box Elder, MT, 59521. Phone: (406) 395-1600. Providers update this record themselves, so call before visiting.

How can I verify Lisa Marie Scheresky O'Neil, PHD, MSN, APRN's license?

NPPES lists Montana license number NUR-APRN-LIC-191101, as entered by the provider. Search the Montana board that licenses this profession; the NPPES record confirms identity only.

How much does Lisa Marie Scheresky O'Neil, PHD, MSN, APRN prescribe under Medicare Part D?

In 2024, Lisa Marie Scheresky O'Neil, PHD, MSN, APRN had 369 Medicare Part D claims for 38 beneficiaries; the average among nurse practitioner prescribers was 1,109. 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.