NPPES file of Aug 9, 2026

Medcor Of Barrington

Medcor Of Barrington holds 5 active organization NPIs in the federal registry, with practice locations in 5 cities in 4 states. 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

Mchenry, IL has the most NPIs, 1

  1. Mchenry, IL1
  2. Yakima, WA1
  3. Yellowstone Nat'L Park, WI1
  4. Mammoth, WY1
  5. Yellowstone Nat'L Park, WY1

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

Most NPIs were issued in 2006 and 2025

Medcor Of Barrington NPIs by year issued2006: 4, 2007: 0, 2008: 0, 2009: 0, 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: 0, 2023: 0, 2024: 0, 2025: 10123420072009201120132015201720192021202320252006: 41
Medcor Of Barrington NPIs by year issued2006: 4, 2007: 0, 2008: 0, 2009: 0, 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: 0, 2023: 0, 2024: 0, 2025: 10123420072009201120132015201720192021202320252006: 41
Medcor Of Barrington NPIs by year issued2006: 4, 2007: 0, 2008: 0, 2009: 0, 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: 0, 2023: 0, 2024: 0, 2025: 10123420072010201320162019202220252006: 41

Source: CMS NPPES, enumeration dates.

4 NPIs were issued in 2006 alone, more than in any other year; none in 18 of the years between.

Mchenry, IL locations

The city with the most Medcor Of Barrington NPIs. The full list of all 5 follows.

NPILocationPrimary taxonomyIssued
12251223444805 PRIME PKWY, Mchenry, ILFamily Medicine PhysicianOct 3, 2006
All 5 locations, by state and city
NPILocationPrimary taxonomyIssued
12251223444805 PRIME PKWY, Mchenry, ILFamily Medicine PhysicianOct 3, 2006
198256542053 W NOB HILL BLVD, Yakima, WAFamily Medicine PhysicianNov 24, 2025
10837961221 LAKE HOT SPRINGS, Yellowstone Nat'L Park, WIUrgent Care Clinic/CenterOct 19, 2006
1265521363ONE MAMMOTH HOT SPRINGS YELLOWSTONE NAT'L PARK, Mammoth, WYPrimary Care Clinic/CenterOct 12, 2006
10534934031 OLD FAITHFUL HOT SPRINGS, Yellowstone Nat'L Park, WYUrgent Care Clinic/CenterOct 19, 2006

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 Medcor Of Barrington 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. Medcor Of Barrington's NPIs list practice locations in 5 cities.

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.