NPPES file of Aug 9, 2026

Aleksander Stewart Robles, MD

Obstetrics & Gynecology Physician · Libby, MT

Aleksander Stewart Robles, MD is an obstetrics & gynecology physician with a practice address in Libby, Montana, and NPI 1548554199, issued on May 31, 2011. Check the license 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
1548554199
Name
Aleksander Stewart Robles
Credential
MD
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
50529 AZ
Self-reported in NPPES; status is on the state search
Practice location
401 Louisiana Ave, Libby, MT 59923
Phone
(406) 283-7440
Enumerated
May 31, 2011
Record last updated
Jun 15, 2023
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 401 Louisiana Ave

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

  1. Brian Bell, M.D.Obstetrics & Gynecology Physician1619087822
  2. Riley Black, DNPNurse Practitioner1538875935
  3. Jesse Brown, PA-CPhysician Assistant1467515635

Verify Aleksander Stewart Robles in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMontana Board of Medical ExaminersCheck 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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72% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024

47 Medicare Part D claims for 20 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 23% of claims.

  1. Aleksander Robles47
  2. Specialty average165

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.

Aleksander Stewart Robles among 125 obstetrics & gynecology physician records in Montana

Aleksander Stewart Robles, MD 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 2011, is newer than 74% of them.

  • NPI issued2011 · 74% of these records are older, 22% newer
  • In a Medicare fileYes · 70% of these records are
  • In the CMS Doctors and Clinicians fileNo · 59% of these records are
  • Record last updated2023 · 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).

2 obstetrics & gynecology physician records list a practice address in Libby

They are 2 of the 139 NPPES records with a practice address in Libby, and 125 obstetrics & gynecology physician records in Montana.

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

  1. Brian Bell, M.D.Libby, MT 599231619087822
  2. Richard Fleming, MDLakeside, MT 599221538225354
  3. Dennis Beach, MDWhitefish, MT 599371205931292
  4. Mirna Bowden, MDWhitefish, MT 599371982700167
  5. Bradley Kasavana, D.O.Whitefish, MT 599371700172665
  6. Tessa Winterton, MDWhitefish, MT 599371205241031
  7. Shawn Barrong, M.D.Kalispell, MT 599011497775837
  8. Lauren Cox, MDKalispell, MT 599011619469467

Common questions

What is Aleksander Stewart Robles, MD's NPI number?

Aleksander Stewart Robles, MD's National Provider Identifier (NPI) is 1548554199, issued on May 31, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Aleksander Stewart Robles, MD located?

The NPPES record lists a practice address at 401 Louisiana Ave, Libby, MT, 59923. Phone: (406) 283-7440. Providers update this record themselves, so call before visiting.

How can I verify Aleksander Stewart Robles, MD's license?

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 Aleksander Stewart Robles, MD prescribe under Medicare Part D?

In 2024, Aleksander Stewart Robles, MD had 47 Medicare Part D claims for 20 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.