Cornerstone Diagnostics LLC
NPI 1932894078 · Clinical Medical Laboratory · Covington, LA
Enrolled with Medicare as Part B Supplier - Independent Clinical Laboratory · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Cornerstone Diagnostics LLC is a Clinical Medical Laboratory organization in Covington, LA (NPI 1932894078).
Provider details
- NPI number
- 1932894078
- Entity type
- Organization
- Primary specialty
- Clinical Medical LaboratoryLaboratories
- Organization subpart
- No
- Authorized official
- Jeffrey Dennis, Managing Partner(833) 647-9911
Specialties & taxonomies
Laboratories
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
3 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
9,096 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Detection Test By Nucleic Acid for Organism, Amplified Probe Technique87798 | 3,112 | $34 |
| Detection Test for Candida Species (yeast), Amplified Probe Technique87481 | 650 | $34 |
| Detection Test By Nucleic Acid for Multiple Organisms, Amplified Probe(s) Technique87801 | 402 | $66 |
| Gene Analysis Panel for Evaluation of Genes Associated With Epilepsy81419 | 330 | $2,400 |
| Gene Analysis (transforming Growth Factor Beta-Induced) for Common Variants81333 | 305 | $134 |
| Test for Detecting Genes Causing Hearing Loss Genomic Sequence Analysis Panel, at Least 60 Genes81430 | 302 | $1,593 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2023-04-05
- Last updated
- 2023-04-05
- Certified
- 2023-04-05
Frequently asked questions
- What is Cornerstone Diagnostics LLC's NPI number?
- Cornerstone Diagnostics LLC's National Provider Identifier (NPI) is 1932894078, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Cornerstone Diagnostics LLC?
- Cornerstone Diagnostics LLC is classified in the NPPES registry as Clinical Medical Laboratory (Laboratories).
- Where is Cornerstone Diagnostics LLC located?
- Cornerstone Diagnostics LLC's practice location on file with NPPES is 621a River Highlands Blvd, Covington, LA 70433-8987.
- What is Cornerstone Diagnostics LLC's phone number?
- The practice phone number listed in the NPPES registry for Cornerstone Diagnostics LLC is (833) 647-9911.
- Does Cornerstone Diagnostics LLC accept Medicare?
- Cornerstone Diagnostics LLC 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 Cornerstone Diagnostics LLC?
- The authorized official listed on Cornerstone Diagnostics LLC's NPPES record is Jeffrey Dennis, Managing Partner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Cornerstone Diagnostics LLC's NPI active?
- Yes — Cornerstone Diagnostics LLC's NPI (1932894078) is active in the NPPES registry as of the last update on 2023-04-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.