Registry data as of Aug 27, 2026

Renal Associates

Renal Associates holds 5 active organization NPIs in the federal registry, with practice locations in 4 cities in 4 states. 3 list nephrology 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

San Antonio, TX has the most NPIs, 2

  1. San Antonio, TX2
  2. San Francisco, CA1
  3. North Haven, CT1
  4. Columbus, GA1

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

Most NPIs were issued in 2006 and 2007

Renal Associates NPIs by year issued2006: 2, 2007: 1, 2008: 1, 2009: 0, 2010: 0, 2011: 0, 2012: 0, 2013: 0, 2014: 0, 2015: 0, 2016: 0, 2017: 100.511.522006200720082009201020112012201320142015201620172111
Renal Associates NPIs by year issued2006: 2, 2007: 1, 2008: 1, 2009: 0, 2010: 0, 2011: 0, 2012: 0, 2013: 0, 2014: 0, 2015: 0, 2016: 0, 2017: 100.511.522006200720082009201020112012201320142015201620172111
Renal Associates NPIs by year issued2006: 2, 2007: 1, 2008: 1, 2009: 0, 2010: 0, 2011: 0, 2012: 0, 2013: 0, 2014: 0, 2015: 0, 2016: 0, 2017: 100.511.522007200920112013201520172006: 2111

Source: CMS NPPES, enumeration dates.

2 NPIs were issued in 2006 alone, more than in any other year; none in 8 of the years between.

San Antonio, TX locations

The city with the most Renal Associates NPIs. The full list of all 5 follows.

NPILocationPrimary taxonomyIssued
185136811216620 N US HWY 281 STE 300, San Antonio, TXNephrology PhysicianMar 7, 2006
1881125870301 N FRIO ST STE 102, San Antonio, TXAmbulatory Surgical Clinic/CenterMar 22, 2017
All 5 locations, by state and city
NPILocationPrimary taxonomyIssued
1609030840660 4TH ST UNIT 349, San Francisco, CASpecialistJul 16, 2008
1366574584510 WASHINGTON AVE, North Haven, CTNephrology PhysicianMar 12, 2007
12059443116228 BRADLEY PARK DR SUITE A, Columbus, GANephrology PhysicianAug 28, 2006
185136811216620 N US HWY 281 STE 300, San Antonio, TXNephrology PhysicianMar 7, 2006
1881125870301 N FRIO ST STE 102, San Antonio, TXAmbulatory Surgical Clinic/CenterMar 22, 2017

Related names

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 Renal Associates 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. Renal Associates'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.