Inogen
Inogen holds 6 active organization NPIs in the federal registry, with practice locations in 6 cities in 6 states. All list oxygen equipment & supplies (dme) 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 NPIHuntsville, AL has the most NPIs, 1
Source: CMS NPPES monthly file of Aug 9, 2026, organization NPIs by practice city.
Most NPIs were issued in 2008 and 2014
Source: CMS NPPES, enumeration dates.
2 NPIs were issued in 2014 alone, more than in any other year; none in 13 of the years between.
Huntsville, AL locations
The city with the most Inogen NPIs. The full list of all 6 follows.
| NPI | Location | Primary taxonomy | Issued |
|---|---|---|---|
| 1023425378 | 1403 WEATHERLY PLZ SE SUITE 108, Huntsville, AL | Oxygen Equipment & Supplies (DME) | Jul 18, 2014 |
All 6 locations, by state and city
| NPI | Location | Primary taxonomy | Issued |
|---|---|---|---|
| 1023425378 | 1403 WEATHERLY PLZ SE SUITE 108, Huntsville, AL | Oxygen Equipment & Supplies (DME) | Jul 18, 2014 |
| 1902071095 | 859 WARD DR STE 200, Goleta, CA | Oxygen Equipment & Supplies (DME) | Apr 29, 2008 |
| 1023415163 | 2600 S PARKER RD STE 5-151, Aurora, CO | Oxygen Equipment & Supplies (DME) | Dec 3, 2014 |
| 1225922966 | 500 CUMMINGS CTR STE 2800, Beverly, MA | Oxygen Equipment & Supplies (DME) | Jun 6, 2025 |
| 1639451909 | 1450 SAM DAVIS RD 140, Smyrna, TN | Oxygen Equipment & Supplies (DME) | Sep 13, 2011 |
| 1114281110 | 600 SHILOH RD, Plano, TX | Oxygen Equipment & Supplies (DME) | Jun 25, 2012 |
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 Inogen 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. Inogen'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.