If you need to send medical documents, lab orders, or billing paperwork, you may need to find the correct fax number for Labcorp. Healthcare providers and billing teams continue to rely on Labcorp fax channels because fax remains widely accepted across the medical industry.
Using a secure online fax service like Faxaroo makes it simple to send documents to any Labcorp fax number for orders, billings, or medical records without needing a physical fax machine.
Labcorp is one of the world’s largest diagnostic laboratory networks, providing clinical testing and diagnostic services to healthcare providers. Due to the sensitivity of medical data, many providers still use fax when sending documents.
Fax remains common because:
Healthcare organizations trust fax for transmitting confidental patient data
Many workflows still require sending documents to a medical provider fax number
Healthcare teams, employers, and patients may need to send documents through Labcorp fax channels for several reasons. For your convenience, we have compiled all the key Labcorp fax numbers in the table below.
1. Clinical and Patient Care Documentation
Common healthcare fax documents include:
Lab test requests
Insurance documents
Payment questions sent through
Patient records
Provider documentation
2. Corporate and Occupational Testing Administration
Some organizations may need to fax documents related to Labcorp Corporate Solutions or occupational testing workflows.
These may include submitting signed forms for:
Registering new users
Adding additional users
Removing inactive users
Updating or modifying system access
Completed and signed forms may be submitted via Labcorp fax number: 919-481-5444. Authorized company representatives may also need to submit signed requests to modify user management access or remove specimen collector access using fax or approved email submission methods.
3. Patient Account and Identity Verification Workflows
Fax may be used for identity verification and document validation. Labcorp patient accounts typically use identity validation during account setup and a secondary authentication step before releasing lab results.
Read more on the Labcorp Patient website
4. Receiving Labcorp Test Results via Fax
Labcorp test results can be delivered via automated fax to a designated fax number. Reports may be sent to a fax machine, fax server, or secure online fax platform, often within 5–15 minutes after test completion. Labcorp automated fax delivery allows teams to receive results throughout the day.
Typical Requirements
Fax machine, fax server, or secure online fax platform
Designated fax number for medical documents
Secure fax setup for regulated environments
Some traditional setups may still require an analog phone line
If you only need to send documents to a Labcorp fax number, Faxaroo is ideal for simple outbound faxing without contracts or setup complexity.
If you need to receive Labcorp results or ongoing communications, Notifyre offers secure fax receive numbers that support both sending and receiving faxes in a HIPAA compliant fax platform.
Location | Fax Number | Capabilities |
Brentwood, TN | +81-49-234-3482 | Flow Cytometry Lab (CLS) |
Burlington, NC | +1 336-436-1569 | Corporate Headquarters |
Chantilly, VA | 703-889-9456 | Immunochemistry, Analytical Services (CS), Pathology, Nonclinical, Safety Assessment |
Denver, PA | 717-336-3481 | Antibody Reagent and Vaccines |
Indianapolis, IN | 317-273-4030 | Bioanalytical Services, Biomarkers (CS), Central Laboratory Services, Analytical Services |
Los Angeles, CA | 310-689-3418 | Central Laboratory |
Madison, WI | 608-241-7227 | Toxicology & Safety Assessment, Bioanalytical, Drug Metabolism, CMC, Pharmaceutical Development, Biomarkers (CS), Analytical Services, Nonclinical Safety Assessment |
Morrisville, NC | (919) 388-5540 | IVD Development, Central Laboratory Services, Exploratory Biomarker Analyses, Companion Diagnostic Development |
San Carlos, CA | (510) 704-0140 | Preclinical Medical Devices |
Service | Fax Number |
Labcorp Billing Fax Number/Invoice Information | 866-227-2939 |
Corporate Solutions (Testing Services) | 919-481-5444 |
DNA Identification Testing | 800-821-9102 |
General US/Canada/PR Information | 317-616-2362 |
Disclaimer: Fax numbers may change over time. Please consult the official Labcorp website to confirm the latest fax numbers.
No sign up required: Makes faxing fast, no logins and passwords required - users don't have to remember yet another login.
Security: Your documents are handled with care and confidentiality. Faxaroo is ISO 27001 certified, encrypted and processed via TLS encryption for ultimate security. Documents are deleted from Faxaroo after sending.
Fax Receipt: After sending you’ll receive a fax delivery confirmation email with your receipt.
Accessibility: Faxaroo is compatible with all devices - smart phones, tablets, and computers - allowing you to send faxes fast while on the go.
Environmentally Friendly: Reduce paper waste with Faxaroo's digital faxing, contributing to a greener planet.
Reliability: Faxaroo provides instant fax confirmation of fax delivery via email, giving you peace of mind that your documents have reached their destination.
Low-cost fax: With Faxaroo, there are no hidden fees. You only pay for the pages you send.
Compatibility: Faxaroo supports multiple file formats including PDF, PNG, GIF, JPEG.
Global Reach: Send faxes internationally to destinations like the Australia, Canada, Japan, and Germany.
Send as many pages as you need: User can send a large fax (Up to 500 number of pages). Most free fax options restrict sending to a few pages per day or make users upgrade plans to send more.
1. Upload your fax document to Faxaroo’s secure web portal by selecting the document from your device or using our easy drop and drag feature. Faxaroo supports multiple file formats including PDF, PNG, GIF and JPEG, so you can simply save your documents and send a fax.

2. Enter the Labcorp fax number. Be sure to include the area code followed by the Labcorp fax number to ensure the fax is sent successfully.

3. Select your payment method. Once you’ve entered the correct fax number, the final step is to confirm payment. Faxaroo accepts payment via Visa or Mastercard. You’ll only be charged per page sent.

Once you’ve entered your payment details, hit send and we’ll take care of the rest. You’ll receive an automated email confirmation once your fax has been sent successfully.
If you need to send documents to a Labcorp fax number, Faxaroo offers one of the simplest and most cost-effective ways to do it.
For organizations that need to both send and receive Labcorp documentation, Notifyre provides a HIPAA compliant fax service with inbound and outbound fax capability, making it ideal for ongoing healthcare document workflows.

Faxaroo takes data protection seriously, with its ISO 27001 certification. All faxes are encrypted and processed via TLS encryption. Faxes are automatically deleted once they’ve been sent.

Faxaroo works on a pay-as-you-go basis, meaning you can send faxes whenever you need to without being stuck on a monthly plan. If you only need to fax one-time, Faxaroo is a great, no-strings-attached option.

No sign-up required - only pay for the fax pages you send. It’s as easy as uploading your fax document to our fax platform and we’ll handle the rest.

Secure & reliable online faxing