OrganizationActive
L2 Diagnostics, LLC
NPI 1598827636 · Clinical Medical Laboratory · New Haven, CT
L2 Diagnostics, LLC is a Clinical Medical Laboratory organization in New Haven, CT (NPI 1598827636).
Provider details
- NPI number
- 1598827636
- Entity type
- Organization
- Primary specialty
- Clinical Medical LaboratoryLaboratories
- Organization subpart
- No
- Authorized official
- Mark Mamula, Associate Professor of Medicine(203) 785-2840
Specialties & taxonomies
Laboratories
Profile Score
Detailed profile(90/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
300 Cedar St. Tac Room S-525
New Haven, CT 06520-8031
Phone: (203) 737-1952
Approximate (ZIP-level) locationGet directions
Mailing address
P.o. Box 208031
New Haven, CT 06520-8031
Registry dates
- Enumerated
- 2006-12-14
- Last updated
- 2020-08-22
Frequently asked questions
- What is L2 Diagnostics, LLC's NPI number?
- L2 Diagnostics, LLC's National Provider Identifier (NPI) is 1598827636, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is L2 Diagnostics, LLC?
- L2 Diagnostics, LLC is classified in the NPPES registry as Clinical Medical Laboratory (Laboratories).
- Where is L2 Diagnostics, LLC located?
- L2 Diagnostics, LLC's practice location on file with NPPES is 300 Cedar St. Tac Room S-525, New Haven, CT 06520-8031.
- What is L2 Diagnostics, LLC's phone number?
- The practice phone number listed in the NPPES registry for L2 Diagnostics, LLC is (203) 737-1952.
- Who is the authorized official for L2 Diagnostics, LLC?
- The authorized official listed on L2 Diagnostics, LLC's NPPES record is Mark Mamula, Associate Professor of Medicine. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is L2 Diagnostics, LLC's NPI active?
- Yes — L2 Diagnostics, LLC's NPI (1598827636) is active in the NPPES registry as of the last update on 2020-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.