Quest Diagnostics LLC
NPI 1194743724 · Clinical Medical Laboratory · Stratford, CT
Quest Diagnostics LLC is a Clinical Medical Laboratory organization in Stratford, CT (NPI 1194743724).
Provider details
- NPI number
- 1194743724
- Entity type
- Organization
- Primary specialty
- Clinical Medical LaboratoryLaboratories
- Parent organization
- Quest Diagnostics Incorporated
- Organization subpart
- Yes
- Authorized official
- Charles Bowles, Vice President(610) 454-4122
- License
- 07D0099575 (CT)
Specialties & taxonomies
Laboratories
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 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
23,726 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) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 4,928 | $9 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 3,810 | $8 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 3,209 | $10 |
| Blood Test, Clotting Time85610 | 2,409 | $4 |
| Travel Allowance One Way in Connection With Medically Necessary Laboratory Specimen Collection Drawn From Home Bound Or Nursing Home Bound Patient; Prorated Trip ChargeP9604 | 1,917 | $10 |
| Blood Test, Basic Group of Blood Chemicals (calcium, Total)80048 | 1,848 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-18
- Last updated
- 2022-09-20
- Certified
- 2022-09-20
Frequently asked questions
- What is Quest Diagnostics LLC's NPI number?
- Quest Diagnostics LLC's National Provider Identifier (NPI) is 1194743724, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Quest Diagnostics LLC?
- Quest Diagnostics LLC is classified in the NPPES registry as Clinical Medical Laboratory (Laboratories).
- Where is Quest Diagnostics LLC located?
- Quest Diagnostics LLC's practice location on file with NPPES is 555 Lordship Blvd, Stratford, CT 06615-7156.
- What is Quest Diagnostics LLC's phone number?
- The practice phone number listed in the NPPES registry for Quest Diagnostics LLC is (203) 949-1260.
- Who is the authorized official for Quest Diagnostics LLC?
- The authorized official listed on Quest Diagnostics LLC's NPPES record is Charles Bowles, Vice President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Quest Diagnostics LLC's NPI active?
- Yes — Quest Diagnostics LLC's NPI (1194743724) is active in the NPPES registry as of the last update on 2022-09-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.