NPPES file of Aug 9, 2026

Anna Callaghan

Registered Nurse · Denver, CO

Anna Callaghan is a registered nurse with a practice address in Denver, Colorado, and NPI 1144062613, issued on Jun 6, 2024. Check the license (Colorado RN.1666118, as entered in NPPES) with the Colorado board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1144062613
Name
Anna Callaghan
Primary taxonomy
Registered Nurse 163W00000X
License number
RN.1666118 CO
Self-reported in NPPES; status is on the state search
Practice location
1375 E 20TH Ave, Denver, CO 80205
Phone
(303) 338-4545
Enumerated
Jun 6, 2024
Record last updated
Jun 6, 2024
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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8 nearest registered nurse records → All 4,610 in Colorado → Look up another NPI →

Also registered at 1375 E 20TH Ave

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

  1. Jennifer Allen-Thomas, REGISTERED NURSERegistered Nurse1841327814
  2. Mana Amir, MDPulmonary Disease Physician1598731994
  3. Barbara Anderson, NPNurse Practitioner1962617076
  4. Sheri AndrusRegistered Nurse1750418638
  5. Sharisse Arnold Rehring, M.D.Pediatrics Physician1083741045
  6. Tyler Ashford, RNRegistered Nurse1568903383

Verify Anna Callaghan 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 RN.1666118    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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Anna Callaghan among 4,610 registered nurse records in Colorado

Anna Callaghan is one of 4,610 registered nurse records with a practice address in Colorado. under 1% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2024, is newer than 81% of them.

  • NPI issued2024 · 81% of these records are older, 13% newer
  • In a Medicare fileNo · under 1% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2024 · 68% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 163W00000X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1,070 registered nurse records list a practice address in Denver

They are 1,070 of the 25,068 NPPES records with a practice address in Denver, and 4,610 registered nurse records in Colorado. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 4,610 in Colorado → Every provider in Denver → Registered Nurse nationwide →

The 8 registered nurse records with the nearest ZIP codes

  1. Mary BaeckelDenver, CO 802051235278631
  2. Christine BojarskiDenver, CO 802051407990104
  3. Nancy ChamplainDenver, CO 802051871637470
  4. Sheri Hunter, R.N.Denver, CO 802051447394051
  5. Deborah Lantz, RNDenver, CO 802051487797577
  6. Jean Mai, RNDenver, CO 802051679617450
  7. Terri Mauk, RNDenver, CO 802051275677999
  8. Patricia McKeeDenver, CO 802051811030364

Common questions

What is Anna Callaghan's NPI number?

Anna Callaghan's National Provider Identifier (NPI) is 1144062613, issued on Jun 6, 2024. An NPI identifies a provider in billing; it is not a license.

Where is Anna Callaghan located?

The NPPES record lists a practice address at 1375 E 20TH Ave, Denver, CO, 80205. Phone: (303) 338-4545. Providers update this record themselves, so call before visiting.

How can I verify Anna Callaghan's license?

NPPES lists Colorado license number RN.1666118, as entered by the provider. Search the Colorado board that licenses this profession; the NPPES record confirms identity 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. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.