Southern Diagnostic Laboratories
Southern Diagnostic Laboratories holds 5 active organization NPIs in the federal registry, with practice locations in 5 cities in 2 states. All list clinical medical 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 NPIFlorence, AL 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.
5 NPIs were issued in 2010 alone, more than in any other year.
Florence, AL locations
The city with the most Southern Diagnostic Laboratories NPIs. The full list of all 5 follows.
| NPI | Location | Primary taxonomy | Issued |
|---|---|---|---|
| 1356657126 | 2105 FLORENCE BLVD, Florence, AL | Clinical Medical Laboratory | Aug 31, 2010 |
All 5 locations, by state and city
| NPI | Location | Primary taxonomy | Issued |
|---|---|---|---|
| 1356657126 | 2105 FLORENCE BLVD, Florence, AL | Clinical Medical Laboratory | Aug 31, 2010 |
| 1780990564 | 1450 JONES DAIRY RD, Jasper, AL | Clinical Medical Laboratory | Aug 31, 2010 |
| 1255647046 | 463 SAINT LUKES DR, Montgomery, AL | Clinical Medical Laboratory | Aug 31, 2010 |
| 1235445024 | 100 RICE MINE ROAD LOOP SUITE 100, Tuscaloosa, AL | Clinical Medical Laboratory | Aug 31, 2010 |
| 1336468784 | 1050 RIVER OAKS DRIVE SUITE 120, Flowood, MS | Clinical Medical Laboratory | May 25, 2010 |
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 Southern Diagnostic Laboratories 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. Southern Diagnostic Laboratories'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.