Erin Anne Ellsworth, APN
Family Nurse Practitioner · Parker, CO
Erin Anne Ellsworth, APN is a family nurse practitioner with a practice address in Parker, Colorado, and NPI 1598448037, issued on Aug 10, 2023. Check the license (Colorado APN.0999009-NP, as entered in NPPES) with the Colorado board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Erin Anne Ellsworth
- Credential
- APN
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License numbers
- APN.0999009-NP CO
0999009 CO
Self-reported in NPPES; status is on the state search - Practice location
- 12230 Lioness Way, Parker, CO 80134
- Phone
- (720) 644-3555
- Enumerated
- Aug 10, 2023
- Record last updated
- Jun 17, 2025
- Medicare enrollment
- Enrolled (PECOS I20231025002321); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 3,492 in Colorado → Look up another NPI →
Also registered at 12230 Lioness Way
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Elizabeth ArbuisoFamily Nurse Practitioner1972250017
- James Archuleta, FNP-BCFamily Nurse Practitioner1316220742
Verify Erin Anne Ellsworth in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Colorado board licenses this profession
Search for license APN.0999009-NPCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.6 times the Medicare Part D claims of the average family nurse practitioner in 2024
3,371 Medicare Part D claims for 346 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. 669 claims were for opioids.
Most prescribed
- Oxycodone Hcl166 claims
- Tramadol Hcl163 claims
- Pregabalin140 claims
- Lorazepam108 claims
- Potassium Chloride98 claims
- Hydrocodone-Acetaminophen82 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.
Bills Medicare through one group practice
- Summit Medical Consultants PLLCParker, CO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Erin Anne Ellsworth among 3,492 family nurse practitioner records in Colorado
Erin Anne Ellsworth, APN is one of 3,492 family nurse practitioner records with a practice address in Colorado. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 78% of them.
- NPI issued2023 · 78% of these records are older, 15% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 56% of these records are
- Graduated2023 · median 2019 among the 1,950 with a school on file
- Record last updated2025 · 37% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
88 family nurse practitioner records list a practice address in Parker
They are 88 of the 1,871 NPPES records with a practice address in Parker, and 3,492 family nurse practitioner records in Colorado.
All 3,492 in Colorado → Every provider in Parker → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- James Archuleta, FNP-BCParker, CO 801341316220742
- Diana DanielsParker, CO 801341437322286
- Liane DorcyParker, CO 801341760612683
- Stacie Farrow, N.P.Parker, CO 801341457651598
- Todd Gasser, APRN, CNPParker, CO 801341801017702
- Gina Hauser, NPParker, CO 801341376812958
- Jette Hogenmiller, PHD, MN, ARNP, CDEParker, CO 801341447560065
- Tasha Koedam, NPParker, CO 801341376977314
Common questions
What is Erin Anne Ellsworth, APN's NPI number?
Erin Anne Ellsworth, APN's National Provider Identifier (NPI) is 1598448037, issued on Aug 10, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Erin Anne Ellsworth, APN located?
The NPPES record lists a practice address at 12230 Lioness Way, Parker, CO, 80134. Phone: (720) 644-3555. Providers update this record themselves, so call before visiting.
How can I verify Erin Anne Ellsworth, APN's license?
NPPES lists Colorado license number APN.0999009-NP, as entered by the provider. Search the Colorado board that licenses this profession; the NPPES record confirms identity only.
How much does Erin Anne Ellsworth, APN prescribe under Medicare Part D?
In 2024, Erin Anne Ellsworth, APN had 3,371 Medicare Part D claims for 346 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.