Registry data as of Aug 27, 2026

Sunny Days

Sunny Days holds 5 active organization NPIs in the federal registry, with practice locations in 5 cities in 5 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

Ontario, CA has the most NPIs, 1

  1. Ontario, CA1
  2. Evanston, IL1
  3. Indianapolis, IN1
  4. Staten Island, NY1
  5. Richmond, VA1

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

Most NPIs were issued in 2013 and 2014

Sunny Days NPIs by year issued2013: 1, 2014: 1, 2015: 1, 2016: 0, 2017: 0, 2018: 0, 2019: 0, 2020: 0, 2021: 0, 2022: 1, 2023: 0, 2024: 100.30.50.8120132014201520162017201820192020202120222023202411111
Sunny Days NPIs by year issued2013: 1, 2014: 1, 2015: 1, 2016: 0, 2017: 0, 2018: 0, 2019: 0, 2020: 0, 2021: 0, 2022: 1, 2023: 0, 2024: 100.30.50.8120132014201520162017201820192020202120222023202411111
Sunny Days NPIs by year issued2013: 1, 2014: 1, 2015: 1, 2016: 0, 2017: 0, 2018: 0, 2019: 0, 2020: 0, 2021: 0, 2022: 1, 2023: 0, 2024: 100.30.50.812014201620182020202220242013: 11111

Source: CMS NPPES, enumeration dates.

1 NPIs were issued in 2013 alone, more than in any other year; none in 7 of the years between.

Ontario, CA locations

The city with the most Sunny Days NPIs. The full list of all 5 follows.

NPILocationPrimary taxonomyIssued
19325369843602 INLAND EMPIRE BLVD STE B208, Ontario, CABehavior AnalystOct 7, 2013
All 5 locations, by state and city
NPILocationPrimary taxonomyIssued
19325369843602 INLAND EMPIRE BLVD STE B208, Ontario, CABehavior AnalystOct 7, 2013
18814648651609 SHERMAN AVE STE 318, Evanston, ILClinical Social WorkerJan 2, 2024
12954464743624 FIVE POINTS RD REAR DOOR, Indianapolis, INHome Infusion AgencyDec 8, 2022
1235545039306 BETHEL AVE, Staten Island, NYEarly Intervention Provider AgencyJul 1, 2014
1992199921113 SHREVEPORT RD, Richmond, VAAdult Care Home FacilityMar 27, 2015

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 Sunny Days 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. Sunny Days's NPIs list practice locations in 5 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.