NPPES file of Aug 9, 2026

Aspirus Merrill Hospital & Clinics

Aspirus Merrill Hospital & Clinics holds 5 active organization NPIs in the federal registry, with practice locations in 1 Wisconsin city. Each location can bill under its own NPI.

CMS NPPES registry, file of Aug 9, 2026 · legal names grouped after punctuation and "LLC" are removed · method · Verify with CMS →

Which NPI is yours?

Search the organization with your city to find the NPI for the location you visit or bill.

Find a location's NPI

Merrill has the most NPIs, 5

  1. Merrill5

Source: CMS NPPES monthly file of Aug 9, 2026, organization NPIs by practice city.

Most NPIs were issued in 2006 and 2025

Aspirus Merrill Hospital & Clinics NPIs by year issued2006: 1, 2007: 0, 2008: 0, 2009: 1, 2010: 0, 2011: 0, 2012: 0, 2013: 0, 2014: 0, 2015: 0, 2016: 0, 2017: 0, 2018: 0, 2019: 0, 2020: 0, 2021: 0, 2022: 1, 2023: 0, 2024: 0, 2025: 200.511.5220072009201120132015201720192021202320252006: 1211
Aspirus Merrill Hospital & Clinics NPIs by year issued2006: 1, 2007: 0, 2008: 0, 2009: 1, 2010: 0, 2011: 0, 2012: 0, 2013: 0, 2014: 0, 2015: 0, 2016: 0, 2017: 0, 2018: 0, 2019: 0, 2020: 0, 2021: 0, 2022: 1, 2023: 0, 2024: 0, 2025: 200.511.5220072009201120132015201720192021202320252006: 1211
Aspirus Merrill Hospital & Clinics NPIs by year issued2006: 1, 2007: 0, 2008: 0, 2009: 1, 2010: 0, 2011: 0, 2012: 0, 2013: 0, 2014: 0, 2015: 0, 2016: 0, 2017: 0, 2018: 0, 2019: 0, 2020: 0, 2021: 0, 2022: 1, 2023: 0, 2024: 0, 2025: 200.511.5220072010201320162019202220252006: 121

Source: CMS NPPES, enumeration dates.

2 NPIs were issued in 2025 alone, more than in any other year; none in 16 of the years between.

Merrill locations

The city with the most Aspirus Merrill Hospital & Clinics NPIs. The full list of all 5 follows.

NPILocationPrimary taxonomyIssued
1124084678601 S CENTER AVE, MerrillCritical Access HospitalApr 25, 2006
1407096266601 S. CENTER AVE, MerrillMedicare Defined Swing Bed Hospital UnitMar 5, 2009
1477286078601 S CENTER AVE, MerrillNon-Pharmacy Dispensing SiteJul 1, 2022
1790652691503 S CENTER AVE, MerrillNurse PractitionerOct 23, 2025
1285503151503 S CENTER AVE, MerrillRehabilitation Clinic/CenterOct 30, 2025
All 5 locations, by city
NPILocationPrimary taxonomyIssued
1124084678601 S CENTER AVE, MerrillCritical Access HospitalApr 25, 2006
1407096266601 S. CENTER AVE, MerrillMedicare Defined Swing Bed Hospital UnitMar 5, 2009
1477286078601 S CENTER AVE, MerrillNon-Pharmacy Dispensing SiteJul 1, 2022
1790652691503 S CENTER AVE, MerrillNurse PractitionerOct 23, 2025
1285503151503 S CENTER AVE, MerrillRehabilitation Clinic/CenterOct 30, 2025

Checking an organization

  1. Match the NPI to the exact location you will visit or bill; each location can have its own.
  2. Confirm the business entity with the secretary of state.
  3. Check the HHS-OIG exclusion list for the organization and its owners.
  4. Verify each clinician you will see on their own record and with the state license search.

Common questions

Why does Aspirus Merrill Hospital & Clinics have 5 NPIs?

An organization may obtain more than one Type 2 NPI, for example for separate locations or units that bill on their own. Aspirus Merrill Hospital & Clinics's NPIs list practice locations in 1 city.

Is an organization NPI a license?

No. An NPI identifies who bills. Facilities and the clinicians who work there are licensed separately by the state.

Source: CMS National Plan and Provider Enumeration System (NPPES), monthly file of Aug 9, 2026 (NPPES files on CMS.gov). An NPI identifies who bills; it is not a license.