NPPES file of Aug 9, 2026

Jackson A. Shaver, MD

Emergency Medicine Physician · Hamilton, MT

Jackson A. Shaver, MD is an emergency medicine physician with a practice address in Hamilton, Montana, and NPI 1669008710, issued on Mar 20, 2020. Check the license (Montana MED-PHYS-LIC-118840, as entered in NPPES) on the Montana Board of Medical Examiners; 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
1669008710
Name
Jackson A. Shaver
Credential
MD
Primary taxonomy
Emergency Medicine Physician 207P00000X
License numbers
MED-PHYS-LIC-118840 MT
9661578 ID
Self-reported in NPPES; status is on the state search
Practice location
1200 Westwood Dr, Hamilton, MT 59840
Phone
(406) 363-2211
Enumerated
Mar 20, 2020
Record last updated
Jan 29, 2025
Medicaid IDs
1669008710 ID
200016364 MT
Medicare enrollment
Enrolled (PECOS I20230719002330); 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 1200 Westwood Dr

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

  1. Clinton Adkins, DOEmergency Medicine Physician1245283282
  2. Patrick Anderson, OTD, OTR/LOccupational Therapist1255099289
  3. Jessica Antisdel, CRNACertified Registered Nurse Anesthetist1134798044
  4. Walker Ashcraft, MDFamily Medicine Physician1265485114
  5. William AshfordParamedic1821931445
  6. Gina Basque, RN, BSNEmergency Registered Nurse1902720998

Verify Jackson A. Shaver in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMontana Board of Medical Examiners
    Search for license MED-PHYS-LIC-118840
    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
Open 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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19% more Medicare Part D claims than the average emergency medicine physician in 2024

269 Medicare Part D claims for 180 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 21 claims were for opioids.

  1. Jackson Shaver269
  2. Specialty average226

Most prescribed

  1. Ondansetron Hcl33 claims
  2. Cefuroxime29 claims
  3. Cephalexin21 claims
  4. Prednisone18 claims
  5. Doxycycline Hyclate16 claims
  6. Oxycodone Hcl13 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. Marcus Daly Memorial Hospital CorporationHamilton, MT

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

Jackson A. Shaver among 243 emergency medicine physician records in Montana

Jackson A. Shaver, MD is one of 243 emergency medicine physician records with a practice address in Montana. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 95% of them.

  • NPI issued2020 · 95% of these records are older, 4% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated2020 · median 2009 among the 144 with a school on file
  • Record last updated2025 · 51% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Montana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

13 emergency medicine physician records list a practice address in Hamilton

They are 13 of the 399 NPPES records with a practice address in Hamilton, and 243 emergency medicine physician records in Montana.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Clinton Adkins, DOHamilton, MT 598401245283282
  2. William Doyle, M.D.Hamilton, MT 598401508812926
  3. Richard Eggleston, M.D.Hamilton, MT 598401154377232
  4. August Houghton, MDHamilton, MT 598401538742465
  5. Brian Kelleher, M.D.Hamilton, MT 598401790722775
  6. Aaron Laird, MDHamilton, MT 598401013231737
  7. Frank McHugh, M.D.Hamilton, MT 598401134170228
  8. Melissa Ortiz, MDHamilton, MT 598401235525767

Common questions

What is Jackson A. Shaver, MD's NPI number?

Jackson A. Shaver, MD's National Provider Identifier (NPI) is 1669008710, issued on Mar 20, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Jackson A. Shaver, MD located?

The NPPES record lists a practice address at 1200 Westwood Dr, Hamilton, MT, 59840. Phone: (406) 363-2211. Providers update this record themselves, so call before visiting.

How can I verify Jackson A. Shaver, MD's license?

NPPES lists Montana license number MED-PHYS-LIC-118840, as entered by the provider. Search the Montana Board of Medical Examiners at https://ebiz.mt.gov/POL/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Jackson A. Shaver, MD prescribe under Medicare Part D?

In 2024, Jackson A. Shaver, MD had 269 Medicare Part D claims for 180 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.