NPPES file of Aug 9, 2026

California Em I Medical Services

California Em I Medical Services holds 8 active organization NPIs in the federal registry, with practice locations in 7 California cities. 7 list emergency medicine 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

Los Angeles has the most NPIs, 2

  1. Los Angeles2
  2. Clearlake1
  3. Gridley1
  4. Hollywood1
  5. Lodi1
  6. Paramount1
  7. San Francisco1

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

Most NPIs were issued in 2006 and 2008

California Em I Medical Services NPIs by year issued2006: 3, 2007: 1, 2008: 2, 2009: 1, 2010: 0, 2011: 0, 2012: 10123200620072008200920102011201232111
California Em I Medical Services NPIs by year issued2006: 3, 2007: 1, 2008: 2, 2009: 1, 2010: 0, 2011: 0, 2012: 10123200620072008200920102011201232111
California Em I Medical Services NPIs by year issued2006: 3, 2007: 1, 2008: 2, 2009: 1, 2010: 0, 2011: 0, 2012: 10123200620072008200920102011201232111

Source: CMS NPPES, enumeration dates.

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

Los Angeles locations

The city with the most California Em I Medical Services NPIs. The full list of all 8 follows.

NPILocationPrimary taxonomyIssued
13464380332231 S WESTERN AVE, Los AngelesEmergency Medicine PhysicianOct 9, 2007
15080222452131 W 3RD ST, Los AngelesEmergency Medicine PhysicianAug 1, 2008
All 8 locations, by city
NPILocationPrimary taxonomyIssued
182123737115630 18TH AVE, ClearlakeEmergency Medicine PhysicianFeb 6, 2009
1265706386240 SPRUCE ST, GridleyPhysician AssistantMar 7, 2012
17402399871300 N VERMONT AVE, HollywoodEmergency Medicine PhysicianMay 6, 2006
1700835816975 S FAIRMONT AVE, LodiEmergency Medicine PhysicianMay 8, 2006
13464380332231 S WESTERN AVE, Los AngelesEmergency Medicine PhysicianOct 9, 2007
15080222452131 W 3RD ST, Los AngelesEmergency Medicine PhysicianAug 1, 2008
143732128816453 COLORADO AVE, ParamountEmergency Medicine PhysicianApr 1, 2008
16492296003555 CESAR CHAVEZ, San FranciscoEmergency Medicine PhysicianMay 8, 2006

Related names

  1. California Em-I Medical Services, A Medical Corporation29 NPIs

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 California Em I Medical Services have 8 NPIs?

An organization may obtain more than one Type 2 NPI, for example for separate locations or units that bill on their own. California Em I Medical Services's NPIs list practice locations in 7 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.