---
title: Labcorp at 777 Knowles Dr, Ste 4, Los Gatos, CA
canonical: /lab-locations/california/san-jose/labcorp-777-knowles-dr
type: lab-location
lab: Labcorp
address: 777 Knowles Dr, Ste 4, Los Gatos, CA 95032
phone: 408-378-3143
hours: "Mon–Fri 7:00AM – 3:30PM"
latitude: 37.26208
longitude: -121.96876
listing_checked: 2026-11-13
takes_testwell_orders: true
lab_fee_usd: 6
---

# Labcorp at 777 Knowles Dr, Ste 4, Los Gatos, CA

Labcorp patient service center, 6 miles from downtown San Jose. Open Mon–Fri 7:00AM – 3:30PM. Order your tests on TestWell, choose Labcorp at checkout, and walk in with the emailed requisition and a photo ID — no doctor's visit, referral or insurance; results post to your portal in 1–3 business days. Address, phone and hours were read from the lab's listing on 2026-11-13.

- **Address:** 777 Knowles Dr, Ste 4, Los Gatos, CA 95032 ([directions](https://www.google.com/maps/dir/?api=1&destination=Labcorp%2C%20777%20Knowles%20Dr%2C%20Ste%204%2C%20Los%20Gatos%2C%20CA%2095032))
- **Phone:** 408-378-3143
- **Appointments:** walk-ins at most sites; book on Labcorp's site to skip the wait

## Hours

| Day | Hours |
| --- | --- |
| Monday | 7:00AM – 3:30PM |
| Tuesday | 7:00AM – 3:30PM |
| Wednesday | 7:00AM – 3:30PM |
| Thursday | 7:00AM – 3:30PM |
| Friday | 7:00AM – 3:30PM |

Confirm before a holiday or Saturday visit.

## Popular tests drawn here — prices at Labcorp

The tests California customers order most, September 2025 – September 2026, priced for a Labcorp draw. Plus one $6 fee per order; nothing to pay at the location.

| Test | Price at Labcorp |
| --- | --- |
| [IGF-1 (Insulin-like Growth Factor) at Labcorp](https://www.test-well.com/tests/igf-1-test/labcorp) | $37.99 |
| [Tuberculosis (TB) Blood Test at Labcorp](https://www.test-well.com/tests/tuberculosis-blood-test/labcorp) | $91.99 |
| [Comprehensive Metabolic Panel at Labcorp](https://www.test-well.com/tests/comprehensive-metabolic-panel/labcorp) | $22.99 |
| [Lipid Panel at Labcorp](https://www.test-well.com/tests/lipid-panel/labcorp) | $24.99 |
| [Essential Health Panel](https://www.test-well.com/tests/essential-health-panel) | $189.99 |
| [Hemoglobin A1c at Labcorp](https://www.test-well.com/tests/hemoglobin-a1c/labcorp) | $22.99 |

More tests at Labcorp: [Vitamin B12 & Folate Test at Labcorp](https://www.test-well.com/tests/vitamin-b12-and-folate/labcorp) ($46.99) · [Magnesium Blood Test (Serum) at Labcorp](https://www.test-well.com/tests/magnesium/labcorp) ($19.99) · [RBC Magnesium Test at Labcorp](https://www.test-well.com/tests/magnesium-rbc/labcorp) ($29.99) · [Lithium Level Test (Serum) at Labcorp](https://www.test-well.com/tests/lithium-level/labcorp) ($29.00) · [Interleukin-6 (IL-6) Test at Labcorp](https://www.test-well.com/tests/il-6-test/labcorp) ($39.99) · [CTx Bone Turnover Test (C-Telopeptide) at Labcorp](https://www.test-well.com/tests/ctx-telopeptide-test/labcorp) ($59.99) · [Hepatitis B Viral Load Test (HBV DNA Quantitative, Real-Time PCR) at Labcorp](https://www.test-well.com/tests/hepatitis-b-viral-load-test/labcorp) ($849.99) · [Zinc Test at Labcorp](https://www.test-well.com/tests/zinc/labcorp) ($26.99)

## Other locations near 777 Knowles Dr, Ste 4

- [Labcorp, 2577 Samaritan Dr, Ste 710](https://www.test-well.com/lab-locations/california/san-jose/labcorp-2577-samaritan-dr) — 1.2 mi
- [Quest Diagnostics, 2581 Samaritan Dr, Suite 108](https://www.test-well.com/lab-locations/california/san-jose/quest-2581-samaritan-dr) — 1.2 mi
- [Labcorp, 15151 NATIONAL AVE. SUITE 2A](https://www.test-well.com/lab-locations/california/san-jose/labcorp-15151-national-ave) — 1.4 mi
- [Labcorp, 15251 NATIONAL AVE, SUITE 107](https://www.test-well.com/lab-locations/california/san-jose/labcorp-15251-national-ave) — 1.5 mi
- [Labcorp, 50 E Hamilton Ave, Ste 180](https://www.test-well.com/lab-locations/california/san-jose/labcorp-50-e-hamilton-ave) — 2.5 mi
- [Quest Diagnostics, 5150 Graves Ave, Suite 10-D](https://www.test-well.com/lab-locations/california/san-jose/quest-5150-graves-ave) — 2.6 mi

## Frequently asked questions

### What are the hours at Labcorp 777 Knowles Dr in Los Gatos?

Mon–Fri 7:00AM – 3:30PM (as listed by the lab on 2026-11-13). Hours change around holidays — confirm before a Saturday or early-morning visit at 408-378-3143.

### Do I need an appointment at Labcorp 777 Knowles Dr?

Most Labcorp patient service centers take walk-ins, and Labcorp lets you book a time slot on its site, which shortens the wait at busy locations. Bring a photo ID and your requisition — through TestWell it arrives by email within minutes of the physician's authorization, and it is accepted here as written.

### Can I get blood work at this Labcorp location without a doctor?

Yes, with a requisition: Labcorp draws what a requisition orders but does not write orders. Order on TestWell — a licensed physician in our network authorizes it as part of the price, with one $6 lab processing fee per order — choose Labcorp at checkout, and walk in here. No insurance, referral or office visit; HSA and FSA cards are accepted.

### How much does a blood test cost at Labcorp in Los Gatos?

Through TestWell the price is the test's listed price plus one $6 fee per order, with nothing to pay at the draw. For example, IGF-1 (Insulin-like Growth Factor) is $37.99, Tuberculosis (TB) Blood Test is $91.99, Comprehensive Metabolic Panel is $22.99 drawn at Labcorp. Ordered through a doctor and billed to insurance, your share depends on your plan.

### What is the phone number for Labcorp 777 Knowles Dr, Los Gatos?

408-378-3143. Phone and hours were read from the lab's listing on 2026-11-13.

- [All lab locations in San Jose](https://www.test-well.com/lab-locations/california/san-jose)
- [Lab testing in California](https://www.test-well.com/lab-locations/california)

---

Canonical page: https://www.test-well.com/lab-locations/california/san-jose/labcorp-777-knowles-dr
Machine-readable catalog: https://www.test-well.com/api/catalog.json · MCP server: https://www.test-well.com/mcp · Overview for agents: https://www.test-well.com/llms.txt

Prices are cash-pay, in USD, and include physician authorization; every order adds one flat $6 lab processing fee. Educational content is not a diagnosis — discuss results with a clinician.