On Call
On Call holds 6 active organization NPIs in the federal registry, with practice locations in 6 cities in 5 states. 3 list in home supportive care agency as their primary taxonomy; each location can bill under its own NPI.
Search the organization with your city to find the NPI for the location you visit or bill.
Find a location's NPIChandler, AZ has the most NPIs, 1
Source: CMS NPPES monthly file of Aug 9, 2026, organization NPIs by practice city.
Most NPIs were issued in 2007 and 2010
Source: CMS NPPES, enumeration dates.
1 NPIs were issued in 2007 alone, more than in any other year; none in 13 of the years between.
Chandler, AZ locations
The city with the most On Call NPIs. The full list of all 6 follows.
| NPI | Location | Primary taxonomy | Issued |
|---|---|---|---|
| 1396283057 | 3100 W RAY RD STE 201, Chandler, AZ | Family Nurse Practitioner | Feb 2, 2017 |
All 6 locations, by state and city
| NPI | Location | Primary taxonomy | Issued |
|---|---|---|---|
| 1396283057 | 3100 W RAY RD STE 201, Chandler, AZ | Family Nurse Practitioner | Feb 2, 2017 |
| 1518170562 | 4215 SPRING ST SUITE 125, La Mesa, CA | Surgical Physician Assistant | May 7, 2007 |
| 1043536402 | 6660 ASHBURN RD, Lake Worth, FL | Surgical Physician Assistant | Apr 10, 2010 |
| 1336037738 | 161 2ND ST, Pikeville, KY | In Home Supportive Care Agency | Jun 25, 2025 |
| 1558717454 | 9718 LAKE RD, Van Lear, KY | In Home Supportive Care Agency | May 10, 2016 |
| 1902466378 | 12055 W NATIONAL RD, New Carlisle, OH | In Home Supportive Care Agency | Jun 18, 2019 |
Related names
- On Call Nursing Of Nc INC · 6 NPIs
- On Call Medical INC · 4 NPIs
- On Call Care Services, INC · 3 NPIs
- On Call Clinicians · 3 NPIs
- On Call Medical Services LLC · 3 NPIs
- On Call Nursing & Associates, INC · 3 NPIs
- On Call Ambulance, LLC · 2 NPIs
- On Call Homecare, INC · 2 NPIs
- On Call Hospice Care, INC · 2 NPIs
- On-Call Medical Equipment & Supply, INC · 2 NPIs
- On Call Medical Supplies, LLC · 2 NPIs
- On Call Nursing LLC · 2 NPIs
Checking an organization
- Match the NPI to the exact location you will visit or bill; each location can have its own.
- Confirm the business entity with the secretary of state.
- Check the HHS-OIG exclusion list for the organization and its owners.
- Verify each clinician you will see on their own record and with the state license search.
Common questions
Why does On Call have 6 NPIs?
An organization may obtain more than one Type 2 NPI, for example for separate locations or units that bill on their own. On Call's NPIs list practice locations in 6 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.