NPPES file of Aug 9, 2026

Mark R. Miles, M.D.

Obstetrics & Gynecology Physician · Great Falls, MT

Mark R. Miles, M.D. is an obstetrics & gynecology physician with a practice address in Great Falls, Montana, and NPI 1598792384, issued on Jun 27, 2006. Check the license (Montana 5161, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1598792384
Name
Mark R. Miles
Credential
M.D.
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License numbers
5161 MT
6498 AK
Self-reported in NPPES; status is on the state search
Practice location
1400 29TH St S Ste 101, Great Falls, MT 59405
Phone
(406) 761-7924
Enumerated
Jun 27, 2006
Record last updated
Dec 9, 2025
Medicaid IDs
0094263 MT
MD0540 AK
Medicare enrollment
Enrolled (PECOS I20250528003502); 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 1400 29TH St S Ste 101

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

  1. Kyla GrymesFamily Nurse Practitioner1952135840
  2. Julia Middleton, MDObstetrics & Gynecology Physician1386172138

Verify Mark R. Miles 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 5161
    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

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59% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024

67 Medicare Part D claims for 23 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 28% of claims.

  1. Mark Miles67
  2. Specialty average165

Most prescribed

  1. Estring11 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.

The MIPS final score for 2023 (Medicare payment program): 94.3 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score85.6
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $66.67

1 payment: food and beverage; the largest payer was Intuitive Surgical, Inc. The 21,429 providers of this specialty with any payment received $1,030.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mark Miles$66.67
  2. Specialty average$1,030.61

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. Obhg Washington PCAuburn, WA

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

Mark R. Miles among 125 obstetrics & gynecology physician records in Montana

Mark R. Miles, M.D. is one of 125 obstetrics & gynecology physician records with a practice address in Montana. 70% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 4% of them.

  • NPI issued2006 · 4% of these records are older, 45% newer
  • In a Medicare fileYes · 70% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated1982 · median 2006 among the 74 with a school on file
  • Record last updated2025 · 50% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a Montana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Obstetrics & Gynecology Physician providers in Montana

There are 125 obstetrics & gynecology physician records in Montana.

The 8 obstetrics & gynecology physician records with the nearest ZIP codes

  1. Sandra Bailey, D.O.Great Falls, MT 594051396772067
  2. Daren Braget, MDGreat Falls, MT 594051295736171
  3. Stephanie Bryant, D.O.Great Falls, MT 594051972762524
  4. Francis Handwerk, MDGreat Falls, MT 594051073514956
  5. Amanda Henzel, MDGreat Falls, MT 594051497801377
  6. Julie Kuykendall, M.D.Great Falls, MT 594051316982044
  7. Julia Middleton, MDGreat Falls, MT 594051386172138
  8. Alyson Miser, M.D.Great Falls, MT 594051811080419

Common questions

What is Mark R. Miles, M.D.'s NPI number?

Mark R. Miles, M.D.'s National Provider Identifier (NPI) is 1598792384, issued on Jun 27, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mark R. Miles, M.D. located?

The NPPES record lists a practice address at 1400 29TH St S Ste 101, Great Falls, MT, 59405. Phone: (406) 761-7924. Providers update this record themselves, so call before visiting.

How can I verify Mark R. Miles, M.D.'s license?

NPPES lists Montana license number 5161, 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 Mark R. Miles, M.D. prescribe under Medicare Part D?

In 2024, Mark R. Miles, M.D. had 67 Medicare Part D claims for 23 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. Part D covers Medicare prescriptions only.

What is Mark R. Miles, M.D.'s MIPS final score?

The 2023 MIPS final score is 94.3 of 100. The average among 454,083 clinicians with a measured score was 83.5.

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.