Napdocs
Napdocs holds 2 active organization NPIs in the federal registry, with practice locations in 2 Mississippi cities. All list physiological laboratory 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 NPIJackson has the most NPIs, 1
Source: CMS NPPES monthly file of Aug 9, 2026, organization NPIs by practice city.
NPIs by year issued
Source: CMS NPPES, enumeration dates.
2 NPIs were issued in 2008 alone, more than in any other year.
Jackson locations
The city with the most Napdocs NPIs. The full list of all 2 follows.
| NPI | Location | Primary taxonomy | Issued |
|---|---|---|---|
| 1740431394 | 971 LAKELAND DR SUITE 752, Jackson | Physiological Laboratory | Oct 1, 2008 |
All 2 locations, by city
| NPI | Location | Primary taxonomy | Issued |
|---|---|---|---|
| 1740431394 | 971 LAKELAND DR SUITE 752, Jackson | Physiological Laboratory | Oct 1, 2008 |
| 1437314515 | 401 BAPTIST DR SUITE 40, Madison | Physiological Laboratory | Jul 28, 2008 |
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 Napdocs have 2 NPIs?
An organization may obtain more than one Type 2 NPI, for example for separate locations or units that bill on their own. Napdocs'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.