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Nurse Practitioner

Katherine Harrigan, NP

Sees patients in Rockland, DE · Delaware

Summary

Katherine Harrigan, NP is a nurse practitioner at PO Box, Suite 191, Rockland, DE 19732. Accepts Medicare assignment. NPI 1003247719. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Nurse practitioner
  • Address: PO Box, Suite 191, Rockland, DE 19732 · Directions
  • Medicare: Accepts Medicare assignment
  • School: graduated 2013
  • Gender (as listed): Female
NPI Registry record Medicare profile

From official Medicare data

This page shows what Medicare's official clinician data says about Katherine Harrigan, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Katherine Harrigan accept Medicare assignment?
Yes. Medicare's clinician data says Katherine Harrigan accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
What is Katherine Harrigan's NPI number?
1003247719. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Katherine Harrigan is enrolled with Medicare (CMS data updated October 2, 2026).

  • PO Box, Suite 191Rockland, DE 19732

Specialties

Find other clinicians: Nurse Practitioner, Delaware →

Other nurse practitioners in Rockland

Clinicians with the same Medicare primary specialty in Rockland, DE — not a recommendation.

All nurse practitioners in Rockland →

Clinician information

CredentialNP
Graduation year2013
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1003247719
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians