Registry data as of Aug 27, 2026

Eileen Montoya

Primary Care Nurse Practitioner · Littleton, CO

Eileen Montoya is a primary care nurse practitioner with a practice address in Littleton, Colorado, and NPI 1861106221, issued on Jan 10, 2023. Check the license (Colorado APN.0998123-NP, as entered in NPPES) with the Colorado board that licenses this profession; 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
1861106221
Name
Eileen Montoya
Primary taxonomy
Primary Care Nurse Practitioner 363LP2300X
License number
APN.0998123-NP CO
Self-reported in NPPES; status is on the state search
Practice location
5447 S Louthan Way, Littleton, CO 80120
Phone
(303) 929-1824
Enumerated
Jan 10, 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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Verify Eileen Montoya in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Colorado board licenses this profession
    Search for license APN.0998123-NP
    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
Find the Colorado 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.

84% fewer Medicare Part D claims than the average primary care nurse practitioner in 2024

232 Medicare Part D claims for 52 beneficiaries, against an average of 1,471 among the 5,882 providers of this specialty who prescribed in Part D.

  1. Eileen Montoya232
  2. Specialty average1,471

Most prescribed

  1. Amlodipine Besylate20 claims
  2. Atorvastatin Calcium17 claims
  3. Gabapentin15 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.

One hospital or facility affiliation

  1. Rocky Mountain Clinics LLCFort Collins, CO

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.

Primary Care Nurse Practitioner providers in Colorado

There are 172 primary care nurse practitioner records in Colorado.

Other primary care nurse practitioner records in Colorado

  1. Lona Arotin, ACNPAurora, CO1548470198
  2. Sujin BaekAurora, CO1831626423
  3. Elena Bahena, FNPColorado Springs, CO1033840137
  4. Emily Barton, A-GNP-CDenver, CO1790484434
  5. Sherrod Beall, N.P.Cortez, CO1427270479
  6. Kristen Birch, FNP-CGrand Junction, CO1003627563
  7. Heather Blair, APNSilverthorne, CO1104219351
  8. Rachel Bonoan, NPArvada, CO1336864602
  9. Heather Brandenburg, FNP-CColorado Springs, CO1700380151
  10. Hollie Brieske, AGPCNP-B.C.Golden, CO1104295088

Common questions

What is Eileen Montoya's NPI number?

Eileen Montoya's National Provider Identifier (NPI) is 1861106221, issued on Jan 10, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Eileen Montoya located?

The NPPES record lists a practice address at 5447 S Louthan Way, Littleton, CO, 80120. Phone: (303) 929-1824. Providers update this record themselves, so call before visiting.

How can I verify Eileen Montoya's license?

NPPES lists Colorado license number APN.0998123-NP, as entered by the provider. Search the Colorado board that licenses this profession; the NPPES record confirms identity only.

How much does Eileen Montoya prescribe under Medicare Part D?

In 2024, Eileen Montoya had 232 Medicare Part D claims for 52 beneficiaries; the average among primary care nurse practitioner prescribers was 1,471. 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.