Genentox Laboratories LLC
NPI 1538686597 · Clinical Medical Laboratory · Santa Ana, CA
Enrolled with Medicare as Part B Supplier - Independent Clinical Laboratory · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Genentox Laboratories LLC is a Clinical Medical Laboratory organization in Santa Ana, CA (NPI 1538686597).
Provider details
- NPI number
- 1538686597
- Entity type
- Organization
- Primary specialty
- Clinical Medical LaboratoryLaboratories
- Organization subpart
- No
- Authorized official
- Ambreen Williams, Owner(951) 532-8893
Specialties & taxonomies
Laboratories
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
8 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
164,262 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 | 40,204 | $34 |
| Amplifed Dna Or Rna Probe Detection of Severe Acute Respiratory Syndrome Coronavirus 2 (covid-19) Antigen87635 | 25,313 | $50 |
| Identification of Organisms By Genetic Analysis, Amplified Probe Technique87150 | 20,991 | $34 |
| Detection Test for Candida Species (yeast), Amplified Probe Technique87481 | 17,693 | $34 |
| Detection Test By Multiplex Amplified Probe Technique for Severe Acute Respiratory Syndrome Coronavirus 2 (sars-Cov-2) (covid-19), Influenza Virus Types a and B, and Respiratory Syncytial Virus87637 | 6,420 | $140 |
| Detection Test By Multiplex Amplified Probe Technique for Severe Acute Respiratory Syndrome Coronavirus 2 (sars-Cov-2) (covid-19) and Influenza Virus Types a and B |
Practice location
Mailing address
Other names (DBA / former)
- Doing business as
- Nova Diagnostics Labs
Registry dates
- Enumerated
- 2017-08-29
- Last updated
- 2026-02-12
- Certified
- 2026-02-12
Frequently asked questions
- What is Genentox Laboratories LLC's NPI number?
- Genentox Laboratories LLC's National Provider Identifier (NPI) is 1538686597, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Genentox Laboratories LLC?
- Genentox Laboratories LLC is classified in the NPPES registry as Clinical Medical Laboratory (Laboratories).
- Where is Genentox Laboratories LLC located?
- Genentox Laboratories LLC's practice location on file with NPPES is 2001 E 1st St Ste 109, Santa Ana, CA 92705-4020.
- What is Genentox Laboratories LLC's phone number?
- The practice phone number listed in the NPPES registry for Genentox Laboratories LLC is (833) 668-2522.
- Does Genentox Laboratories LLC accept Medicare?
- Genentox Laboratories 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 Genentox Laboratories LLC?
- The authorized official listed on Genentox Laboratories LLC's NPPES record is Ambreen Williams, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Genentox Laboratories LLC's NPI active?
- Yes — Genentox Laboratories LLC's NPI (1538686597) is active in the NPPES registry as of the last update on 2026-02-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.