NPPES file of Aug 9, 2026

Rocky Mountain Cancer Centers Llp

Rocky Mountain Cancer Centers Llp holds 43 active organization NPIs in the federal registry, with practice locations in 19 Colorado cities. 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

Lone Tree has the most NPIs, 5

  1. Lone Tree5
  2. Colorado Springs4
  3. Denver4
  4. Aurora3
  5. Boulder3
  6. Greenwood Village3
  7. Littleton3
  8. Longmont3

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

Most NPIs were issued in 2020 and 2021

Rocky Mountain Cancer Centers Llp NPIs by year issued2005: 1, 2006: 0, 2007: 1, 2008: 0, 2009: 0, 2010: 0, 2011: 0, 2012: 0, 2013: 0, 2014: 1, 2015: 0, 2016: 0, 2017: 0, 2018: 0, 2019: 0, 2020: 23, 2021: 11, 2022: 1, 2023: 2, 2024: 0, 2025: 0, 2026: 301020302006200820102012201420162018202020222024202623111123
Rocky Mountain Cancer Centers Llp NPIs by year issued2005: 1, 2006: 0, 2007: 1, 2008: 0, 2009: 0, 2010: 0, 2011: 0, 2012: 0, 2013: 0, 2014: 1, 2015: 0, 2016: 0, 2017: 0, 2018: 0, 2019: 0, 2020: 23, 2021: 11, 2022: 1, 2023: 2, 2024: 0, 2025: 0, 2026: 301020302006200820102012201420162018202020222024202623111123
Rocky Mountain Cancer Centers Llp NPIs by year issued2005: 1, 2006: 0, 2007: 1, 2008: 0, 2009: 0, 2010: 0, 2011: 0, 2012: 0, 2013: 0, 2014: 1, 2015: 0, 2016: 0, 2017: 0, 2018: 0, 2019: 0, 2020: 23, 2021: 11, 2022: 1, 2023: 2, 2024: 0, 2025: 0, 2026: 301020302005200820112014201720202023202623

Source: CMS NPPES, enumeration dates.

23 NPIs were issued in 2020 alone, more than in any other year; none in 14 of the years between.

Lone Tree locations

The city with the most Rocky Mountain Cancer Centers Llp NPIs. The full list of all 43 follows.

NPILocationPrimary taxonomyIssued
128524263610107 RIDGEGATE PKWY STE 200, Lone TreeHematology & Oncology PhysicianJul 21, 2020
167917680410103 RIDGEGATE PKWY STE G01, Lone TreeRadiation Oncology PhysicianNov 19, 2020
197218762310107 RIDGEGATE PKWY STE G01, Lone TreeDiagnostic Radiology PhysicianMay 10, 2021
107321918410107 RIDGEGATE PKWY STE 200, Lone TreeRadiation Oncology PhysicianFeb 1, 2023
146730535910103 RIDGEGATE PKWY STE 350, Lone TreeSurgical Oncology PhysicianFeb 19, 2026
All 43 locations, by city
NPILocationPrimary taxonomyIssued
10034192431700 S POTOMAC ST, AuroraRadiation Oncology PhysicianNov 19, 2020
11943283441700 S POTOMAC ST, AuroraHematology & Oncology PhysicianNov 19, 2020
16690564121700 S POTOMAC ST, AuroraDiagnostic Radiology PhysicianMay 7, 2021
18812022324715 ARAPAHOE AVE, BoulderHematology & Oncology PhysicianJul 21, 2020
15185607394715 ARAPAHOE AVE, BoulderRadiation Oncology PhysicianNov 19, 2020
18317736884715 ARAPAHOE AVE, BoulderDiagnostic Radiology PhysicianMay 7, 2021
1770258030109 LATIGO LN STE E, Canon CityMedical Oncology PhysicianAug 10, 2021
173078298814000 E ARAPAHOE RD STE 160, CentennialHematology & Oncology PhysicianNov 19, 2020
13761465062312 N NEVADA AVE STE 400, Colorado SpringsHematology & Oncology PhysicianNov 19, 2020
15488443922312 N NEVADA AVE STE 400, Colorado SpringsDiagnostic Radiology PhysicianMay 7, 2021
19621502436031 E WOODMEN RD STE 200, Colorado SpringsMedical Oncology PhysicianMar 15, 2022
13863509242312 N NEVADA AVE STE 400, Colorado SpringsRadiation Oncology PhysicianJan 26, 2023
17002054734700 HALE PKWY STE 400, DenverHematology & Oncology PhysicianApr 10, 2014
12559496081800 N WILLIAMS ST STE 100, DenverDiagnostic Radiology PhysicianJul 21, 2020
18418082924700 HALE PKWY STE 400, DenverHematology & Oncology PhysicianJul 21, 2020
16791811191800 N WILLIAMS ST STE 200, DenverHematology & Oncology PhysicianJul 21, 2020
1255934402701 E HAMPDEN AVE STE 300, EnglewoodHematology & Oncology PhysicianNov 19, 2020
1932034311400 INDIANA ST STE 200, GoldenSurgical Oncology PhysicianJun 16, 2026
15189411867951 E MAPLEWOOD AVE STE 350, Greenwood VillageHematology & Oncology PhysicianDec 6, 2005
18615395387951 E MAPLEWOOD AVE STE 300, Greenwood VillageRadiation Oncology PhysicianJan 31, 2007
18512433078200 E BELLEVIEW AVE STE 295E, Greenwood VillageSurgical Oncology PhysicianFeb 9, 2026
13762177451100 CARSON AVE STE 201, La JuntaMedical Oncology PhysicianAug 9, 2021
199230811811750 W 2ND PL STE 160, LakewoodRadiation Oncology PhysicianNov 19, 2020
185199407311750 W 2ND PL STE 160, LakewoodHematology & Oncology PhysicianNov 19, 2020
197210612822 W DRY CREEK CIR, LittletonRadiation Oncology PhysicianNov 19, 2020
132664157222 W DRY CREEK CIR, LittletonHematology & Oncology PhysicianNov 19, 2020
139632914022 W DRY CREEK CIR, LittletonDiagnostic Radiology PhysicianMay 7, 2021
128524263610107 RIDGEGATE PKWY STE 200, Lone TreeHematology & Oncology PhysicianJul 21, 2020
167917680410103 RIDGEGATE PKWY STE G01, Lone TreeRadiation Oncology PhysicianNov 19, 2020
197218762310107 RIDGEGATE PKWY STE G01, Lone TreeDiagnostic Radiology PhysicianMay 10, 2021
107321918410107 RIDGEGATE PKWY STE 200, Lone TreeRadiation Oncology PhysicianFeb 1, 2023
146730535910103 RIDGEGATE PKWY STE 350, Lone TreeSurgical Oncology PhysicianFeb 19, 2026
15387627601760 E KEN PRATT BLVD STE 301&302, LongmontHematology & Oncology PhysicianNov 19, 2020
15589647831950 MOUNTAIN VIEW AVE, LongmontRadiation Oncology PhysicianNov 19, 2020
17500559761380 TULIP ST, LongmontRadiation Oncology PhysicianAug 2, 2021
142771832990 HEALTH PARK DR STE 340, LouisvilleSurgery PhysicianDec 20, 2021
12054394529397 CROWN CREST BLVD STE 421, ParkerHematology & Oncology PhysicianNov 19, 2020
16599748973676 PARKER BLVD STE 350, PuebloRadiation Oncology PhysicianNov 19, 2020
1720681968525 W 15TH ST STE 200, PuebloHematology & Oncology PhysicianNov 19, 2020
16691479141024 CENTRAL PARK DR, Steamboat SpringsMedical Oncology PhysicianAug 10, 2021
11246213548820 HURON ST, ThorntonRadiation Oncology PhysicianNov 19, 2020
17903889248820 HURON ST, ThorntonHematology & Oncology PhysicianNov 19, 2020
10337938808820 HURON ST, ThorntonDiagnostic Radiology PhysicianMay 7, 2021

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 Rocky Mountain Cancer Centers Llp have 43 NPIs?

An organization may obtain more than one Type 2 NPI, for example for separate locations or units that bill on their own. Rocky Mountain Cancer Centers Llp's NPIs list practice locations in 19 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.