NPPES file of Aug 9, 2026

Alta Bates Summit Medical Center

Alta Bates Summit Medical Center holds 10 active organization NPIs in the federal registry, with practice locations in 2 California cities. 5 list general acute care hospital 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

Oakland has the most NPIs, 7

  1. Oakland7
  2. Berkeley3

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

Most NPIs were issued in 2006 and 2007

Alta Bates Summit Medical Center NPIs by year issued2006: 1, 2007: 6, 2008: 0, 2009: 1, 2010: 0, 2011: 0, 2012: 0, 2013: 0, 2014: 0, 2015: 1, 2016: 102462006200720082009201020112012201320142015201616111
Alta Bates Summit Medical Center NPIs by year issued2006: 1, 2007: 6, 2008: 0, 2009: 1, 2010: 0, 2011: 0, 2012: 0, 2013: 0, 2014: 0, 2015: 1, 2016: 102462006200720082009201020112012201320142015201616111
Alta Bates Summit Medical Center NPIs by year issued2006: 1, 2007: 6, 2008: 0, 2009: 1, 2010: 0, 2011: 0, 2012: 0, 2013: 0, 2014: 0, 2015: 1, 2016: 1024620062008201020122014201612007: 6111

Source: CMS NPPES, enumeration dates.

6 NPIs were issued in 2007 alone, more than in any other year; none in 6 of the years between.

Oakland locations

The city with the most Alta Bates Summit Medical Center NPIs. The full list of all 10 follows.

NPILocationPrimary taxonomyIssued
1376625277350 HAWTHORNE AVE, OaklandPsychiatric Hospital UnitOct 19, 2006
1043358542350 HAWTHORNE AVE, OaklandSubstance Use Disorder Rehabilitation Hospital UnitFeb 5, 2007
1720128556350 HAWTHORNE AVE, OaklandGeneral Acute Care HospitalFeb 8, 2007
1639219462350 HAWTHORNE AVE, OaklandGeneral Acute Care HospitalFeb 8, 2007
1457489502350 HAWTHORNE AVE, OaklandPsychiatric HospitalMar 1, 2007
17808134853100 SUMMIT ST, OaklandCommunity/Retail PharmacyJul 2, 2009
1649720954350 HAWTHORNE AVE, OaklandGeneral Acute Care HospitalOct 11, 2016
All 10 locations, by city
NPILocationPrimary taxonomyIssued
13160880242450 ASHBY AVE, BerkeleyGeneral Acute Care HospitalFeb 8, 2007
19221407712450 ASHBY AVE, BerkeleyGeneral Acute Care HospitalFeb 12, 2007
13365291062001 DWIGHT WAY, BerkeleyGenetics Clinic/CenterJun 5, 2015
1376625277350 HAWTHORNE AVE, OaklandPsychiatric Hospital UnitOct 19, 2006
1043358542350 HAWTHORNE AVE, OaklandSubstance Use Disorder Rehabilitation Hospital UnitFeb 5, 2007
1720128556350 HAWTHORNE AVE, OaklandGeneral Acute Care HospitalFeb 8, 2007
1639219462350 HAWTHORNE AVE, OaklandGeneral Acute Care HospitalFeb 8, 2007
1457489502350 HAWTHORNE AVE, OaklandPsychiatric HospitalMar 1, 2007
17808134853100 SUMMIT ST, OaklandCommunity/Retail PharmacyJul 2, 2009
1649720954350 HAWTHORNE AVE, OaklandGeneral Acute Care HospitalOct 11, 2016

Related names

  1. Alta Bates Summit Medical Center Adult Day Care1 NPI

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 Alta Bates Summit Medical Center 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. Alta Bates Summit Medical Center'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.