Dataset size
The latest Laboratory Services Providers run found 11 recommended brands and 24 cited sources in AI answers.
Laboratory Services Providers
This weekly AI Brand Index shows how AI tools answer buyer questions in the Laboratory Services Providers category. SupaIntent asks each LLM the same question: which brands are the most visible, significant, and recommended in that niche. Each system returns its own top. We track which brands are recommended, which sources are cited, and how rankings change week over week. Use it to see the freshest AI visibility data for this category.
Updated 4 October 2026
Brands
Category coverage
11
ranked across AI engines
Sources
Evidence base
24
domains cited in answers
Brand sites
Official share
24%
from brand-owned domains
AI model filter
Position history
Position history chart for the top brands in this AI Brand Index category. Lower rank numbers mean stronger visibility.
| Brand | Latest rank |
|---|---|
| Labcorp | 1 |
| Quest Diagnostics | 2 |
| Sonic Healthcare | 3 |
| Eurofins Scientific | 4 |
| SYNLAB | 5 |
What AI tools say about Laboratory Services Providers
Movement
What changed this week?
Labcorp has held the top position, and the ranking below it moved little this week.
Sources
Which sources shape AI answers?
No single publisher dominates. The most cited sources are Mordorintelligence, Meticulousresearch and Fortunebusinessinsights, which means the citation field is open.
Citation-ready
Key facts from this AI Brand Index report
Current leader
Labcorp ranks #1 for Laboratory Services Providers in the latest SupaIntent AI Brand Index run.
Top brands
Labcorp, Quest Diagnostics, and Sonic Healthcare lead Laboratory Services Providers across AI answers from ChatGPT, Google AI Mode, Gemini and Perplexity.
Brand sites
Mordorintelligence, Meticulousresearch, and Fortunebusinessinsights are the most cited brand sites in this category.
Weekly movement
Top 10 onlyBiggest losses
Moved down this week
BioReference Health3 to #9
Unchanged at the top
Leader held position
Labcorpstayed #1
Rank history
Weekly rank changes for the current top 10
| Rank | Brand | Previous | Current | Change | Best |
|---|---|---|---|---|---|
| #1 | #1 | #1 | 0 | #1 | |
| #2 | #2 | #2 | 0 | #1 | |
| #3 | #3 | #3 | 0 | #3 | |
| #4 | #4 | #4 | 0 | #3 | |
| #5 | #7 | #5 | 2 | #4 | |
| #6 | #5 | #6 | 1 | #4 | |
| #7 | #9 | #7 | 2 | #5 | |
| #8 | #8 | #8 | 0 | #6 | |
| #9 | #6 | #9 | 3 | #4 | |
| #10 | #10 | #10 | 0 | #7 |
Current brand snapshot
11 brands
| # | Pos. | Brand |  ChatGPT |  Google AI Mode |  Gemini |  Perplexity | Seen in |
|---|---|---|---|---|---|---|---|
| 1 | 0 | #1 | #1 | #1 | - | | |
| 2 | 0 | #2 | #3 | #2 | - | | |
| 3 | 0 | #3 | #2 | #3 | - | | |
| 4 | 0 | #4 | #4 | #4 | - | | |
| 5 | +2 | #5 | #5 | #5 | - | | |
| 6 | -1 | #8 | #6 | #6 | - | | |
| 7 | +2 | #7 | #8 | #7 | - | | |
| 8 | 0 | #6 | - | #8 | - | | |
| 9 | -3 | #9 | #7 | #10 | - | | |
| 10 | 0 | #10 | - | #9 | - | | |
| 11 | +3 | - | #9 | - | - | |
Current source snapshot
24 sources
| # | Source | Ment.Mentions | LLMs |
|---|---|---|---|
| 1 | 17 | | |
| 2 | 5 | | |
| 3 | 4 | | |
| 4 | 4 | | |
| 5 | 4 | | |
| 6 | 3 | | |
| 7 | EurofinsOfficial | 2 | |
| 8 | LabcorpOfficial | 2 | |
| 9 | MayocliniclabsOfficial | 2 | |
| 10 | QuestdiagnosticsOfficial | 2 | |
| 11 | 1 | | |
| 12 | AruplabOfficial | 1 | |
| 13 | BioreferenceOfficial | 1 | |
| 14 | 1 | | |
| 15 | 1 | | |
| 16 | 1 | | |
| 17 | 1 | | |
| 18 | NeogenomicsOfficial | 1 | |
| 19 | 1 | | |
| 20 | SonichealthcareOfficial | 1 | |
| 21 | 1 | | |
| 22 | SynlabOfficial | 1 | |
| 23 | UnilabsOfficial | 1 | |
| 24 | 1 | |
Position history
Position history chart for the top brands in this AI Brand Index category. Lower rank numbers mean stronger visibility.
| Brand | Latest rank |
|---|---|
| Labcorp | 1 |
| Quest Diagnostics | 2 |
| Sonic Healthcare | 3 |
| Eurofins Scientific | 4 |
| SYNLAB | 5 |
Current brand snapshot
10 brands
| # | Pos. | Brand | ChatGPT | Google AI Mode | Gemini | Perplexity | Seen in |
|---|---|---|---|---|---|---|---|
| 1 | 0 | #1 | - | - | - | | |
| 2 | 0 | #2 | - | - | - | | |
| 3 | 0 | #3 | - | - | - | | |
| 4 | 0 | #4 | - | - | - | | |
| 5 | 0 | #5 | - | - | - | | |
| 6 | 0 | #6 | - | - | - | | |
| 7 | +1 | #7 | - | - | - | | |
| 8 | -1 | #8 | - | - | - | | |
| 9 | 0 | #9 | - | - | - | | |
| 10 | -2 | #10 | - | - | - | |
Current source snapshot
9 sources
| # | Source | Ment.Mentions | LLMs |
|---|---|---|---|
| 1 | 9 | | |
| 2 | 5 | | |
| 3 | 4 | | |
| 4 | 4 | | |
| 5 | 4 | | |
| 6 | EurofinsOfficial | 1 | |
| 7 | LabcorpOfficial | 1 | |
| 8 | MayocliniclabsOfficial | 1 | |
| 9 | QuestdiagnosticsOfficial | 1 | |
Position history
Position history chart for the top brands in this AI Brand Index category. Lower rank numbers mean stronger visibility.
| Brand | Latest rank |
|---|---|
| Labcorp | 1 |
| Sonic Healthcare | 2 |
| Quest Diagnostics | 3 |
| Eurofins Scientific | 4 |
| SYNLAB | 5 |
Current brand snapshot
9 brands
| # | Pos. | Brand | ChatGPT | Google AI Mode | Gemini | Perplexity | Seen in |
|---|---|---|---|---|---|---|---|
| 1 | 0 | - | #1 | - | - | | |
| 2 | 0 | - | #2 | - | - | | |
| 3 | 0 | - | #3 | - | - | | |
| 4 | 0 | - | #4 | - | - | | |
| 5 | 0 | - | #5 | - | - | | |
| 6 | -1 | - | #6 | - | - | | |
| 7 | -1 | - | #7 | - | - | | |
| 8 | -1 | - | #8 | - | - | | |
| 9 | -2 | - | #9 | - | - | |
Current source snapshot
8 sources
| # | Source | Ment.Mentions | LLMs |
|---|---|---|---|
| 1 | 3 | | |
| 2 | 1 | | |
| 3 | 1 | | |
| 4 | 1 | | |
| 5 | 1 | | |
| 6 | 1 | | |
| 7 | 1 | | |
| 8 | 1 | |
Position history
Position history chart for the top brands in this AI Brand Index category. Lower rank numbers mean stronger visibility.
| Brand | Latest rank |
|---|---|
| Labcorp | 1 |
| Quest Diagnostics | 2 |
| Sonic Healthcare | 3 |
| Eurofins Scientific | 4 |
| SYNLAB | 5 |
Current brand snapshot
10 brands
| # | Pos. | Brand | ChatGPT | Google AI Mode | Gemini | Perplexity | Seen in |
|---|---|---|---|---|---|---|---|
| 1 | +1 | - | - | #1 | - | | |
| 2 | -1 | - | - | #2 | - | | |
| 3 | 0 | - | - | #3 | - | | |
| 4 | 0 | - | - | #4 | - | | |
| 5 | 0 | - | - | #5 | - | | |
| 6 | +2 | - | - | #6 | - | | |
| 7 | 0 | - | - | #7 | - | | |
| 8 | -1 | - | - | #8 | - | | |
| 9 | +1 | - | - | #9 | - | | |
| 10 | -4 | - | - | #10 | - | |
Current source snapshot
12 sources
| # | Source | Ment.Mentions | LLMs |
|---|---|---|---|
| 1 | 8 | | |
| 2 | AruplabOfficial | 1 | |
| 3 | BioreferenceOfficial | 1 | |
| 4 | EurofinsOfficial | 1 | |
| 5 | LabcorpOfficial | 1 | |
| 6 | MayocliniclabsOfficial | 1 | |
| 7 | NeogenomicsOfficial | 1 | |
| 8 | 1 | | |
| 9 | QuestdiagnosticsOfficial | 1 | |
| 10 | SonichealthcareOfficial | 1 | |
| 11 | SynlabOfficial | 1 | |
| 12 | UnilabsOfficial | 1 | |
Common AI search questions about Laboratory Services Providers
Q1
Who leads Laboratory Services Providers in AI answers?
Labcorp is the most recommended laboratory services providers brand in the latest AI Brand Index run. The next highest-ranked brands are Quest Diagnostics and Sonic Healthcare. Per-engine leader data is not available for this run.
Q2
Which cited sources are used for Laboratory Services Providers?
The most cited sources for laboratory services providers recommendations are Mordorintelligence, Meticulousresearch and Fortunebusinessinsights, out of 24 tracked sources. No single publisher dominates. The most cited sources are Mordorintelligence, Meticulousresearch and Fortunebusinessinsights, which means the citation field is open.
Q3
How fresh is this Laboratory Services Providers ranking?
The AI Brand Index updates every Sunday. In the latest run, BioReference Health moved three or more positions in the laboratory services providers index.
How to cite this report
Cite the canonical SupaIntent report page when referencing this AI visibility ranking.
SupaIntent AI Brand Index: Laboratory Services Providers. https://supaintent.com/ai-brand-index/other-services-health-services-providers-laboratory-services-providers
Report data
Download the same ranking data used by the chart, tables and Dataset schema.
AI Brand Index methodology
Rankings use collected AI answers, cited sources, brand-site matching, and provider-level position history.
- SupaIntent measures buying-intent AI answers across ChatGPT, Google AI Mode, Gemini and Perplexity.
- This report uses the latest observed AI answers for Laboratory Services Providers, including 11 recommended brands and 24 cited sources.
- Brand sites are identified from official domains and subdomains, then separated from review, community and publisher sources.
- Weekly movement compares the latest rank with the previous collected position for each brand.
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