NPPES file of Aug 9, 2026

Fairfax Radiological Consultants

Fairfax Radiological Consultants holds 25 active organization NPIs in the federal registry, with practice locations in 10 Virginia cities. 21 list specialist 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

Fairfax has the most NPIs, 12

  1. Fairfax12
  2. Leesburg3
  3. Falls Church2
  4. Herndon2
  5. Annandale1
  6. Centreville1
  7. Chantilly1
  8. Reston1

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

Most NPIs were issued in 2005 and 2008

Fairfax Radiological Consultants NPIs by year issued2005: 1, 2006: 0, 2007: 0, 2008: 22, 2009: 0, 2010: 0, 2011: 0, 2012: 0, 2013: 1, 2014: 0, 2015: 0, 2016: 0, 2017: 0, 2018: 0, 2019: 101020302005200720092011201320152017201912008: 2211
Fairfax Radiological Consultants NPIs by year issued2005: 1, 2006: 0, 2007: 0, 2008: 22, 2009: 0, 2010: 0, 2011: 0, 2012: 0, 2013: 1, 2014: 0, 2015: 0, 2016: 0, 2017: 0, 2018: 0, 2019: 1010203020052006200720082009201020112012201320142015201620172018201912211
Fairfax Radiological Consultants NPIs by year issued2005: 1, 2006: 0, 2007: 0, 2008: 22, 2009: 0, 2010: 0, 2011: 0, 2012: 0, 2013: 1, 2014: 0, 2015: 0, 2016: 0, 2017: 0, 2018: 0, 2019: 101020302005200720092011201320152017201912008: 2211

Source: CMS NPPES, enumeration dates.

22 NPIs were issued in 2008 alone, more than in any other year; none in 11 of the years between.

Fairfax locations

The city with the most Fairfax Radiological Consultants NPIs. The full list of all 25 follows.

NPILocationPrimary taxonomyIssued
15181434943650 JOSEPH SIEWICK DR STE 440, FairfaxSpecialistJan 10, 2008
17202656898503 ARLINGTON BLVD STE LL100, FairfaxSpecialistJan 23, 2008
12252151978503 ARLINGTON BLVD SUITE LL100, FairfaxSpecialistJan 23, 2008
11040030608318 ARLINGTON BLVD STE 200, FairfaxSpecialistJan 23, 2008
14676393288505 ARLINGTON BLVD STE 130, FairfaxSpecialistJan 23, 2008
15383464998316 ARLINGTON BLVD SUITE 206, FairfaxSpecialistJan 23, 2008
13767202353600 JOSEPH SIEWICK DR, FairfaxSpecialistJan 23, 2008
11343060048318 ARLINGTON BLVD SUITE 100, FairfaxSpecialistJan 23, 2008
All 25 locations, by city
NPILocationPrimary taxonomyIssued
16898505543299 WOODBURN RD SUITE 110, AnnandaleRadiology Clinic/CenterJan 10, 2008
18313757166211 CENTREVILLE RD STE 400, CentrevilleSpecialistJan 10, 2008
184147674424801 PINEBROOK RD STE 120, ChantillySpecialistJan 10, 2008
15181434943650 JOSEPH SIEWICK DR STE 440, FairfaxSpecialistJan 10, 2008
17202656898503 ARLINGTON BLVD STE LL100, FairfaxSpecialistJan 23, 2008
12252151978503 ARLINGTON BLVD SUITE LL100, FairfaxSpecialistJan 23, 2008
11040030608318 ARLINGTON BLVD STE 200, FairfaxSpecialistJan 23, 2008
14676393288505 ARLINGTON BLVD STE 130, FairfaxSpecialistJan 23, 2008
15383464998316 ARLINGTON BLVD SUITE 206, FairfaxSpecialistJan 23, 2008
13767202353600 JOSEPH SIEWICK DR, FairfaxSpecialistJan 23, 2008
11343060048318 ARLINGTON BLVD SUITE 100, FairfaxSpecialistJan 23, 2008
12353099314315 CHAIN BRIDGE RD, FairfaxSpecialistMar 10, 2008
13969158238503 ARLINGTON BLVD STE LL100, FairfaxSpecialistMar 12, 2008
14678852283801 UNIVERSITY DR STE 120, FairfaxRadiology Clinic/CenterAug 15, 2013
16993285008260 WILLOW OAKS CORPORATE DR STE 200, FairfaxRadiology Clinic/CenterJul 19, 2019
11149025093300 GALLOWS RD, Falls ChurchSpecialistDec 8, 2005
16292545863300 GALLOWS RD, Falls ChurchSpecialistJan 10, 2008
1003092974100 ELDEN ST STE 16, HerndonSpecialistJan 10, 2008
1659558518106 ELDEN ST STE 16, HerndonSpecialistJan 23, 2008
153834542644045 RIVERSIDE PKWY, LeesburgSpecialistJan 10, 2008
1568649424224 CORNWALL ST NW, LeesburgSpecialistJan 23, 2008
1073783759224 CORNWALL ST NW, LeesburgSpecialistMar 10, 2008
151813721511901 BARON CAMERON AVE, RestonSpecialistMar 10, 2008
13464262105510 ALMA LN STE 100, SpringfieldSpecialistJan 10, 2008
1417133398115 PARK ST SE STE 203, ViennaRadiology Clinic/CenterJan 10, 2008

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 Fairfax Radiological Consultants have 25 NPIs?

An organization may obtain more than one Type 2 NPI, for example for separate locations or units that bill on their own. Fairfax Radiological Consultants's NPIs list practice locations in 10 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.