Quest Diagnostics Clinical Laboratories Inc
NPI 1578581104 · Clinical Medical Laboratory · Nashville, TN
Quest Diagnostics Clinical Laboratories Inc is a Clinical Medical Laboratory organization in Nashville, TN (NPI 1578581104).
Provider details
- NPI number
- 1578581104
- Entity type
- Organization
- Primary specialty
- Clinical Medical LaboratoryLaboratories
- Organization subpart
- No
- Authorized official
- Charles Bowles, Vice President(866) 697-8378
- License
- 44D0975929 (TN)
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
316 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) |
|---|---|---|
| Automated Urinalysis Test81003 | 80 | $2 |
| Blood Test, Clotting Time85610 | 79 | $4 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 56 | $8 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 42 | $9 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 41 | $10 |
| Blood Test, Basic Group of Blood Chemicals (calcium, Total)80048 | 18 | $8 |
Typical Medicare-allowed amounts for these services range $2–$10 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-18
- Last updated
- 2023-10-25
- Certified
- 2023-10-25
Frequently asked questions
- What is Quest Diagnostics Clinical Laboratories Inc's NPI number?
- Quest Diagnostics Clinical Laboratories Inc's National Provider Identifier (NPI) is 1578581104, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Quest Diagnostics Clinical Laboratories Inc?
- Quest Diagnostics Clinical Laboratories Inc is classified in the NPPES registry as Clinical Medical Laboratory (Laboratories).
- Where is Quest Diagnostics Clinical Laboratories Inc located?
- Quest Diagnostics Clinical Laboratories Inc's practice location on file with NPPES is 4230 Harding Rd, Nashville, TN 37205-2098.
- What is Quest Diagnostics Clinical Laboratories Inc's phone number?
- The practice phone number listed in the NPPES registry for Quest Diagnostics Clinical Laboratories Inc is (615) 250-4182.
- Who is the authorized official for Quest Diagnostics Clinical Laboratories Inc?
- The authorized official listed on Quest Diagnostics Clinical Laboratories Inc'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 Clinical Laboratories Inc's NPI active?
- Yes — Quest Diagnostics Clinical Laboratories Inc's NPI (1578581104) is active in the NPPES registry as of the last update on 2023-10-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.