National Diagnostics Lab Inc
NPI 1326823022 · Clinical Medical Laboratory · Chicago, IL
Enrolled with Medicare as Part B Supplier - Independent Clinical Laboratory · source: CMS PECOS Public Provider Enrollment (2026.04.01)
National Diagnostics Lab Inc is a Clinical Medical Laboratory organization in Chicago, IL (NPI 1326823022).
Provider details
- NPI number
- 1326823022
- Entity type
- Organization
- Primary specialty
- Clinical Medical LaboratoryLaboratories
- Organization subpart
- No
- Authorized official
- Salman Khan, Managing Director(312) 758-0716
Specialties & taxonomies
Laboratories
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2023-08-30
- Last updated
- 2025-12-22
- Certified
- 2025-12-22
Frequently asked questions
- What is National Diagnostics Lab Inc's NPI number?
- National Diagnostics Lab Inc's National Provider Identifier (NPI) is 1326823022, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is National Diagnostics Lab Inc?
- National Diagnostics Lab Inc is classified in the NPPES registry as Clinical Medical Laboratory (Laboratories).
- Where is National Diagnostics Lab Inc located?
- National Diagnostics Lab Inc's practice location on file with NPPES is 3530 W Peterson Ave Ste 100, Chicago, IL 60659-3294.
- What is National Diagnostics Lab Inc's phone number?
- The practice phone number listed in the NPPES registry for National Diagnostics Lab Inc is (773) 681-0088.
- Does National Diagnostics Lab Inc accept Medicare?
- National Diagnostics Lab Inc is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for National Diagnostics Lab Inc?
- The authorized official listed on National Diagnostics Lab Inc's NPPES record is Salman Khan, Managing Director. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is National Diagnostics Lab Inc's NPI active?
- Yes — National Diagnostics Lab Inc's NPI (1326823022) is active in the NPPES registry as of the last update on 2025-12-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.