NPPES file of Aug 9, 2026

Michelle Ann Proper, M.D.

Radiation Oncology Physician · Missoula, MT

Michelle Ann Proper, M.D. is a radiation oncology physician with a practice address in Missoula, Montana, and NPI 1003088634, issued on Mar 24, 2008. Check the license (Montana 27289, 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
1003088634
Name
Michelle Ann Proper
Credential
M.D.
Primary taxonomy
Radiation Oncology Physician 2085R0001X
License number
27289 MT
Self-reported in NPPES; status is on the state search
Practice location
2827 Fort Missoula RD, Missoula, MT 59804
Phone
(406) 327-3911
Enumerated
Mar 24, 2008
Record last updated
Jan 22, 2016 (not updated in 10 years: call before relying on the address or phone)
Fax
(406) 327-3836
Medicare enrollment
Enrolled (PECOS I20131004000443); accepts Medicare assignment
Medical or professional school
University Of Illinois College Of Med (Chi/Peor/Rock/Chm-Urb), 2007
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 2827 Fort Missoula RD

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

  1. Denise Allen, MDSpecialist1821198045
  2. Tondy Baumgartner, M.D.Obstetrics & Gynecology Physician1326429325
  3. Bryann Bausch, LCSWClinical Social Worker1447888557
  4. Elizabeth Bensen, SLP-CCCSpeech-Language Pathologist1942993472
  5. Don Benton, NPNurse Practitioner1407907009
  6. Kate BerryCritical Care Neonatal Nurse Practitioner1528694684

Verify Michelle Ann Proper 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 27289
    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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42% more Medicare Part D claims than the average radiation oncology physician in 2024

190 Medicare Part D claims for 60 beneficiaries, against an average of 134 among the 4,851 providers of this specialty who prescribed in Part D. 23 claims were for opioids.

  1. Michelle Proper190
  2. Specialty average134

Most prescribed

  1. Tamsulosin Hcl35 claims
  2. Oxybutynin Chloride Er16 claims
  3. Dexamethasone14 claims
  4. Ondansetron Odt11 claims
  5. Oxycodone 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.

Industry payments in 2024: $20.89

1 payment: food and beverage; the largest payer was Elekta, Inc. The 3,275 providers of this specialty with any payment received $1,897.85 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Michelle Proper$20.89
  2. Specialty average$1,897.85

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. Rchp Billings - Missoula LLCMissoula, MT

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

Michelle Ann Proper among 24 radiation oncology physician records in Montana

Michelle Ann Proper, M.D. is one of 24 radiation oncology physician records with a practice address in Montana. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 75% of them.

  • NPI issued2008 · 75% of these records are older, 21% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 79% of these records are
  • Graduated2007 · median 1997 among the 19 with a school on file
  • Record last updated2016 · 46% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0001X and a Montana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Radiation Oncology Physician providers in Montana

There are 24 radiation oncology physician records in Montana.

The 8 radiation oncology physician records with the nearest ZIP codes

  1. Katherine Markette, M.D.Missoula, MT 598021407806987
  2. Margaret Menendez, M.D.Missoula, MT 598021447208079
  3. Jeffrey Stephenson, MDMissoula, MT 598021053312900
  4. Elizabeth Tapen, MDBig Sky, MT 597161134108525
  5. Christopher Baker, M.D.Bozeman, MT 597151609223932
  6. Richard Belgrad, M.D.Bozeman, MT 597151023061488
  7. Jeffrey Eshleman, M.D.Kalispell, MT 599011770561433
  8. Justin Linam, M.D.Kalispell, MT 599011750727152

Common questions

What is Michelle Ann Proper, M.D.'s NPI number?

Michelle Ann Proper, M.D.'s National Provider Identifier (NPI) is 1003088634, issued on Mar 24, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Michelle Ann Proper, M.D. located?

The NPPES record lists a practice address at 2827 Fort Missoula RD, Missoula, MT, 59804. Phone: (406) 327-3911. Providers update this record themselves, so call before visiting.

How can I verify Michelle Ann Proper, M.D.'s license?

NPPES lists Montana license number 27289, 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 Michelle Ann Proper, M.D. prescribe under Medicare Part D?

In 2024, Michelle Ann Proper, M.D. had 190 Medicare Part D claims for 60 beneficiaries; the average among radiation oncology physician prescribers was 134. 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.