Registry data as of Aug 27, 2026

Isaac Billings, D.O.

Family Medicine Physician · Polson, MT

Isaac Billings, D.O. is a family medicine physician with a practice address in Polson, Montana, and NPI 1437680758, issued on Mar 27, 2017. Check the license (Montana 88899, as entered in NPPES) on the Montana Board of Medical Examiners; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1437680758
Name
Isaac Billings
Credential
D.O.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
88899 MT
Self-reported in NPPES; status is on the state search
Practice location
107 Ridgewater Dr Ste A, Polson, MT 59860
Phone
(406) 883-3737
Enumerated
Mar 27, 2017
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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Verify Isaac Billings 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 88899
    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.

2% more Medicare Part D claims than the average family medicine physician in 2024

3,575 Medicare Part D claims for 251 beneficiaries, against an average of 3,519 among the 111,126 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 133 claims were for opioids.

  1. Isaac Billings3,575
  2. Specialty average3,519

Most prescribed

  1. Omeprazole134 claims
  2. Gabapentin122 claims
  3. Tamsulosin Hcl122 claims
  4. Losartan Potassium120 claims
  5. Lisinopril109 claims
  6. Rosuvastatin Calcium99 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: $182.15

10 payments, mostly food and beverage; the largest payer was Amgen Inc.. The 53,013 providers of this specialty with any payment received $861.30 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Isaac Billings$182.15
  2. Specialty average$861.30

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

One hospital or facility affiliation

  1. St Lukes Community HospitalPolson, MT

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

24 family medicine physician records list a Polson practice address

They are 24 of the 280 NPPES records with a Polson practice address, and 766 family medicine physician records in Montana.

Other family medicine physician records in Montana

  1. Marc Adams, MDShelby, MT1265449482
  2. Dale Agner, M.D.Billings, MT1861486490
  3. Cynthia Alarcon, PA-CHelena, MT1386981686
  4. Brandon Allen, MDEnnis, MT1215499421
  5. Hans Amen, D.O.Malmstrom Afb, MT1538426507
  6. Beth Ammons, MDMissoula, MT1780623926
  7. Robert Amrine, MDMissoula, MT1366640484
  8. Bjorn Anderson, DOStevensville, MT1770146037
  9. Jonathan Anderson, MDKalispell, MT1356397533
  10. Leah Anderson, M.D.Bozeman, MT1851504195

Common questions

What is Isaac Billings, D.O.'s NPI number?

Isaac Billings, D.O.'s National Provider Identifier (NPI) is 1437680758, issued on Mar 27, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Isaac Billings, D.O. located?

The NPPES record lists a practice address at 107 Ridgewater Dr Ste A, Polson, MT, 59860. Phone: (406) 883-3737. Providers update this record themselves, so call before visiting.

How can I verify Isaac Billings, D.O.'s license?

NPPES lists Montana license number 88899, 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 Isaac Billings, D.O. prescribe under Medicare Part D?

In 2024, Isaac Billings, D.O. had 3,575 Medicare Part D claims for 251 beneficiaries; the average among family medicine physician prescribers was 3,519. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.