NPPES file of Aug 9, 2026

Erin Aleen Ostlie-Madden, PA-C

Physician Assistant · Denver, CO

Erin Aleen Ostlie-Madden, PA-C is a physician assistant with a practice address in Denver, Colorado, and NPI 1487275442, issued on Apr 30, 2020. Check the license (Colorado PA.0006995, 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, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1487275442
Name
Erin Aleen Ostlie-Madden
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License number
PA.0006995 CO
Self-reported in NPPES; status is on the state search
Practice location
1601 E 19TH Ave Ste 5050, Denver, CO 80218
Phone
(720) 754-2155
Enumerated
Apr 30, 2020
Record last updated
Mar 17, 2026
Fax
(720) 754-2106
Medicare enrollment
Enrolled (PECOS I20220211001678); 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 1601 E 19TH Ave Ste 5050

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

  1. Oya Andacoglu, M.D.Transplant Surgery Physician1235458191
  2. Michael Ball, PHARMDPharmacist1801481775
  3. Joselle Barela, PA-CPhysician Assistant1518591429
  4. Sarah Cheng, PA-CPhysician Assistant1821242223
  5. Grace Chin, PHARMDPharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1639833643
  6. Giuseppe D'Amico, MDTransplant Surgery Physician1124536016

Verify Erin Aleen Ostlie-Madden 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 PA.0006995
    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.

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88% fewer Medicare Part D claims than the average physician assistant in 2024

103 Medicare Part D claims for 68 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 16 claims were for opioids.

  1. Erin Ostlie-Madden103
  2. Specialty average830

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.

Bills Medicare through one group practice

  1. Healthone Clinic Services - Medical Specialties LLCDenver, CO

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

Erin Aleen Ostlie-Madden among 3,767 physician assistant records in Colorado

Erin Aleen Ostlie-Madden, PA-C is one of 3,767 physician assistant records with a practice address in Colorado. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 67% of them.

  • NPI issued2020 · 67% of these records are older, 28% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated2021 · median 2017 among the 2,351 with a school on file
  • Record last updated2026 · 40% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

540 physician assistant records list a practice address in Denver

They are 540 of the 25,068 NPPES records with a practice address in Denver, and 3,767 physician assistant records in Colorado.

The 8 physician assistant records with the nearest ZIP codes

  1. Paul Battle, PACDenver, CO 802181205872355
  2. Julie Elliott, PADenver, CO 802181689686131
  3. Rocky EngbarthDenver, CO 802181174693154
  4. Cari Langfield, P.A.CDenver, CO 802181336140565
  5. Mark Love, P.A.-C.Denver, CO 802181245373794
  6. Anna MayerDenver, CO 802181336288273
  7. Richard Milner, PA-CDenver, CO 802181235266214
  8. Paul Neustedter, PADenver, CO 802181306973367

Common questions

What is Erin Aleen Ostlie-Madden, PA-C's NPI number?

Erin Aleen Ostlie-Madden, PA-C's National Provider Identifier (NPI) is 1487275442, issued on Apr 30, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Erin Aleen Ostlie-Madden, PA-C located?

The NPPES record lists a practice address at 1601 E 19TH Ave Ste 5050, Denver, CO, 80218. Phone: (720) 754-2155. Providers update this record themselves, so call before visiting.

How can I verify Erin Aleen Ostlie-Madden, PA-C's license?

NPPES lists Colorado license number PA.0006995, as entered by the provider. Search the Colorado board that licenses this profession; the NPPES record confirms identity only.

How much does Erin Aleen Ostlie-Madden, PA-C prescribe under Medicare Part D?

In 2024, Erin Aleen Ostlie-Madden, PA-C had 103 Medicare Part D claims for 68 beneficiaries; the average among physician assistant prescribers was 830. 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.