NPPES file of Aug 9, 2026

Whitman Walker Clinic

Whitman Walker Clinic holds 10 active organization NPIs in the federal registry, with practice locations in 2 cities in 2 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

Washington, DC has the most NPIs, 9

  1. Washington, DC9
  2. Arlington, VA1

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

Most NPIs were issued in 2005 and 2007

Whitman Walker Clinic NPIs by year issued2005: 1, 2006: 0, 2007: 4, 2008: 0, 2009: 1, 2010: 0, 2011: 0, 2012: 0, 2013: 1, 2014: 0, 2015: 1, 2016: 0, 2017: 0, 2018: 1, 2019: 0, 2020: 0, 2021: 0, 2022: 0, 2023: 0, 2024: 10123420062008201020122014201620182020202220242005: 111111
Whitman Walker Clinic NPIs by year issued2005: 1, 2006: 0, 2007: 4, 2008: 0, 2009: 1, 2010: 0, 2011: 0, 2012: 0, 2013: 1, 2014: 0, 2015: 1, 2016: 0, 2017: 0, 2018: 1, 2019: 0, 2020: 0, 2021: 0, 2022: 0, 2023: 0, 2024: 10123420062008201020122014201620182020202220242005: 12007: 411111
Whitman Walker Clinic NPIs by year issued2005: 1, 2006: 0, 2007: 4, 2008: 0, 2009: 1, 2010: 0, 2011: 0, 2012: 0, 2013: 1, 2014: 0, 2015: 1, 2016: 0, 2017: 0, 2018: 1, 2019: 0, 2020: 0, 2021: 0, 2022: 0, 2023: 0, 2024: 10123420062009201220152018202120242005: 111111

Source: CMS NPPES, enumeration dates.

4 NPIs were issued in 2007 alone, more than in any other year; none in 13 of the years between.

Washington, DC locations

The city with the most Whitman Walker Clinic NPIs. The full list of all 10 follows.

NPILocationPrimary taxonomyIssued
11846166171525 14TH ST NW, Washington, DCFederally Qualified Health Center (FQHC)Aug 19, 2005
16594968672301 MARTIN LUTHER KING JUNIOR AVENUE, SE, Washington, DCClinic/CenterMar 20, 2007
18211133411201 SYCAMORE DR SE, Washington, DCFederally Qualified Health Center (FQHC)Mar 21, 2007
10332391241525 14TH ST NW, Washington, DCCommunity/Retail PharmacyMar 30, 2007
17505118791701 14TH ST NW, Washington, DCAdult Day Care Clinic/CenterJul 23, 2009
16395024951701 14TH ST NW, Washington, DCMental Health Clinic/Center (Including Community Mental Health Center)Aug 15, 2013
17204716831525 14TH ST NW, Washington, DCFederally Qualified Health Center (FQHC)Mar 16, 2015
10033163161201 SYCAMORE DR SE, Washington, DCCommunity/Retail PharmacyFeb 14, 2018
All 10 locations, by state and city
NPILocationPrimary taxonomyIssued
11846166171525 14TH ST NW, Washington, DCFederally Qualified Health Center (FQHC)Aug 19, 2005
16594968672301 MARTIN LUTHER KING JUNIOR AVENUE, SE, Washington, DCClinic/CenterMar 20, 2007
18211133411201 SYCAMORE DR SE, Washington, DCFederally Qualified Health Center (FQHC)Mar 21, 2007
10332391241525 14TH ST NW, Washington, DCCommunity/Retail PharmacyMar 30, 2007
17505118791701 14TH ST NW, Washington, DCAdult Day Care Clinic/CenterJul 23, 2009
16395024951701 14TH ST NW, Washington, DCMental Health Clinic/Center (Including Community Mental Health Center)Aug 15, 2013
17204716831525 14TH ST NW, Washington, DCFederally Qualified Health Center (FQHC)Mar 16, 2015
10033163161201 SYCAMORE DR SE, Washington, DCCommunity/Retail PharmacyFeb 14, 2018
14470044781201 SYCAMORE DR SE, Washington, DCDental Clinic/CenterApr 16, 2024
16594968425232 LEE HWY, Arlington, VAClinic/CenterMar 20, 2007

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 Whitman Walker Clinic have 10 NPIs?

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