NPPES file of Aug 9, 2026

Cincinnati Hematology Oncology

Cincinnati Hematology Oncology holds 7 active organization NPIs in the federal registry, with practice locations in 4 cities in 2 states. 4 list medical oncology physician as their primary taxonomy; 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

Cincinnati, OH has the most NPIs, 4

  1. Cincinnati, OH4
  2. Crestview Hills, KY1
  3. Williamstown, KY1
  4. Fairfield, OH1

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

Most NPIs were issued in 2005 and 2010

Cincinnati Hematology Oncology NPIs by year issued2005: 1, 2006: 0, 2007: 1, 2008: 0, 2009: 0, 2010: 50246200520062007200820092010151
Cincinnati Hematology Oncology NPIs by year issued2005: 1, 2006: 0, 2007: 1, 2008: 0, 2009: 0, 2010: 50246200520062007200820092010151
Cincinnati Hematology Oncology NPIs by year issued2005: 1, 2006: 0, 2007: 1, 2008: 0, 2009: 0, 2010: 50246200520062007200820092010151

Source: CMS NPPES, enumeration dates.

5 NPIs were issued in 2010 alone, more than in any other year; none in 3 of the years between.

Cincinnati, OH locations

The city with the most Cincinnati Hematology Oncology NPIs. The full list of all 7 follows.

NPILocationPrimary taxonomyIssued
18210840882727 MADISON RD SUITE 400, Cincinnati, OHHematology & Oncology PhysicianSep 23, 2005
10039437212727 MADISON RD SUITE 400, Cincinnati, OHSpecialistFeb 28, 2007
10132494998000 5 MILE RD, Cincinnati, OHHematology (Internal Medicine) PhysicianFeb 9, 2010
192233032310506 MONTGOMERY RD, Cincinnati, OHMedical Oncology PhysicianFeb 10, 2010
All 7 locations, by state and city
NPILocationPrimary taxonomyIssued
1922330463334 THOMAS MORE PKWY 190, Crestview Hills, KYMedical Oncology PhysicianFeb 9, 2010
1023340429238 BARNES RD, Williamstown, KYMedical Oncology PhysicianFeb 10, 2010
18210840882727 MADISON RD SUITE 400, Cincinnati, OHHematology & Oncology PhysicianSep 23, 2005
10039437212727 MADISON RD SUITE 400, Cincinnati, OHSpecialistFeb 28, 2007
10132494998000 5 MILE RD, Cincinnati, OHHematology (Internal Medicine) PhysicianFeb 9, 2010
192233032310506 MONTGOMERY RD, Cincinnati, OHMedical Oncology PhysicianFeb 10, 2010
17607141663000 MACK RD, Fairfield, OHMedical Oncology PhysicianFeb 10, 2010

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 Cincinnati Hematology Oncology have 7 NPIs?

An organization may obtain more than one Type 2 NPI, for example for separate locations or units that bill on their own. Cincinnati Hematology Oncology's NPIs list practice locations in 4 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.