Labcorp

Labs and diagnostic testing

Find laboratory and diagnostic-test contacts for orders, kits, results, billing and support. Confirm the performing lab and test before sending documents or specimens.

Location records

2,268 location records. Each record retains its published address and contact details.

Different source programs can refer to the same physical place. Counts describe location records and do not measure unique facilities.

Search all locations →

patient billing

Patient billing help

Official page read
Phone800-845-6167Fax

866-227-2939

Published hours

Monday–Friday 8 a.m.–5 p.m. Eastern

Product, plan and location

Confirm the exact product or service
National contact — confirm product and location

Mailing address
Labcorp P.O. Box 2240 Burlington, NC 27216-2240

Patient bill discrepancies and EOB review

Patient billing team. Not a dedicated provider account or clinical-results line.

View source ↗ · Source checked 2026-10-22

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Wait time: not establishedBest time from caller reports: not established. Published hours are not a wait forecast.

lab client services

Provider account representative connection

Official page read
Phone888-522-2677Published hours

Monday–Friday 8 a.m.–4 p.m. Eastern

Product, plan and location

Confirm the exact product or service
National contact — confirm product and location

Mailing address

Not researched for this route

Ask for the practice’s local account representative, including account setup or in-office phlebotomy inquiries. This is not a dedicated clinical-results desk or STAT dispatch number.

View source ↗ · Source checked 2026-10-22

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Wait time: not establishedBest time from caller reports: not established. Published hours are not a wait forecast.

portal

Labcorp Link — account registration and technical support

Official page read
Phone877-442-3226Published hours

Monday–Friday 7:30 a.m.–4:30 p.m. Eastern

Product, plan and location

Confirm the exact product or service
National contact — confirm product and location

Mailing address

Not researched for this route

Help registering or accessing the provider portal; not a published general clinical-results or EDI help desk.

Wait time: not establishedBest time from caller reports: not established. Published hours are not a wait forecast.

portal

Labcorp Link — provider orders, results, supplies and routine specimen pickup

Official page read
Phone

No phone listed for this route

Published hours

Portal access is described as 24/7. Routine pickup requests are described as available until 8 p.m. local time; this is not a human support schedule.

Product, plan and location

Confirm the exact product or service
National contact — confirm product and location

Mailing address

Not researched for this route

Authenticated practice workflow. For STAT pickup, use the specific number given by the practice’s representative; no universal STAT number is established here.

portal

Labcorp Link — eClaim Assist and Pay My Client Bill

Official page read
Phone

No phone listed for this route

Published hours

Not published in this record

Product, plan and location

Confirm the exact product or service
National contact — confirm product and location

Mailing address

Not researched for this route

Provider billing-information updates and client invoices within the authenticated portal. This does not establish an insurer claims-submission fax or a general EDI support phone.

portal

Provider inquiry and new-account representative request — online form

Official page read
Phone

No phone listed for this route

Published hours

Not published in this record

Product, plan and location

Confirm the exact product or service
National contact — confirm product and location

Mailing address

Not researched for this route

Select the current-client or new-client path. The page warns that these general forms are not secure; do not use them to transmit patient records, credentials or other private information.

View source ↗ · Source checked 2026-10-22

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portal

Provider billing inquiry — online contact page

Official page read
Phone

No phone listed for this route

Published hours

Not published in this record

Product, plan and location

Confirm the exact product or service
National contact — confirm product and location

Mailing address

Not researched for this route

Use the Billing inquiry section or the authenticated client bill center. The patient billing number on this page remains a separate patient route.

provider services

Provider contact-page mailing address — confirm correspondence purpose

Official page read
Phone

No phone listed for this route

Published hours

Not published in this record

Product, plan and location

Confirm the exact product or service
National contact — confirm product and location

Mailing address
Labcorp PO Box 2250 Burlington, NC 27216-2240

Mailing address displayed on the provider contact page. The reviewed page does not establish it as a specimen, insurer-claim or patient-payment destination.

The PO Box 2250 and ZIP shown here are retained exactly as published. Patient payment/correspondence uses a different inherited route; follow the current invoice or task-specific instruction.

View source ↗ · Source checked 2026-10-22

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lab client services

Oncology — national provider support and representative assistance

Official page read
Phone800-781-1259Published email

MedOncSupport@Labcorp.com

Published oncology support mailbox. Confirm the approved secure channel for case-specific records.

Published hours

Monday–Friday 8 a.m.–4 p.m. Eastern

Product, plan and location

Confirm the exact product or service
National contact — confirm product and location

Mailing address

Not researched for this route

Oncology specialty support only; not a universal Labcorp clinical or billing line.

Wait time: not establishedBest time from caller reports: not established. Published hours are not a wait forecast.

lab client services

Oncology diagnostics — national specimen pickup scheduling

Official page read
Phone866-875-2271Published hours

Not published in this record

Product, plan and location

Confirm the exact product or service
National contact — confirm product and location

Mailing address

Not researched for this route

Published inside oncology Diagnostic Phone/Fax Support. It is not established as a general clinical-laboratory or STAT pickup number.

View source ↗ · Source checked 2026-10-22

Report an update
Wait time: not establishedBest time from caller reports: not established. Published hours are not a wait forecast.

lab client services

Oncology diagnostics — Arizona / Phoenix support

Official page read
Phone800-710-1800Fax

800-481-4151

Published Arizona oncology diagnostic support fax; confirm test-specific requisition and submission requirements.

Published hours

Not published in this record

Product, plan and location

Confirm the exact product or service
Arizona

Mailing address

Not researched for this route

Physical address
5005 South 40th Street Phoenix, AZ 85040

Oncology specialty laboratory location; not a patient service center or an established general shipping/payment address.

The address directory names Accupath Diagnostics, LLC as license holder. This records the published location and channels, not current license or insurance acceptance verification.

Wait time: not establishedBest time from caller reports: not established. Published hours are not a wait forecast.

lab client services

Oncology diagnostics — Connecticut/New York support at Shelton

Official page read
Phone800-447-5816Fax

212-258-2143

Published Connecticut/New York oncology diagnostic support fax; confirm the requested assay’s instructions.

Published hours

Not published in this record

Product, plan and location

Confirm the exact product or service
Connecticut · New York

Mailing address

Not researched for this route

Physical address
3 Forest Parkway Shelton, CT 06484

Oncology specialty laboratory location, not a blood-draw center or general payment destination.

Contact-page regional label is Connecticut/New York; the physical lab is in Shelton. License holder is listed as Esoterix Genetic Laboratories, LLC.

Wait time: not establishedBest time from caller reports: not established. Published hours are not a wait forecast.

lab client services

Oncology diagnostics — Tennessee / Brentwood support

Official page read
Phone800-874-8532Fax

615-370-8074

Published Tennessee oncology diagnostic support fax; follow the exact test’s requisition instructions.

Published hours

Not published in this record

Product, plan and location

Confirm the exact product or service
Tennessee

Mailing address

Not researched for this route

Physical address
201 Summit View Drive Suite 100 Brentwood, TN 37027

Oncology specialty laboratory location; no general specimen-shipping or payment purpose inferred.

License-holder name on the address directory is Accupath Diagnostics, LLC. Contact data does not establish current licensure or statewide service coverage.

Wait time: not establishedBest time from caller reports: not established. Published hours are not a wait forecast.

lab client services

Oncology diagnostics — Buffalo laboratory contact and fax

Official page read
Phone800-781-1259Fax

888-770-4931

Published Buffalo oncology laboratory fax; verify assay-specific document requirements before sending.

Published email

MedOncSupport@Labcorp.com

Published oncology support mailbox, also shown with the Buffalo lab; not an unrestricted clinical-record submission address.

Published hours

Not published in this record

Product, plan and location

Confirm the exact product or service
New York

Mailing address

Not researched for this route

Physical address
Hauptman Woodward Medical Research Institute 700 Ellicott St Buffalo, NY 14203

Published oncology laboratory location. General patient draw or specimen-delivery authorization is not established by this directory.

The same phone/mailbox is published nationally in the provider FAQ. This distinct record preserves Buffalo’s fax and physical location.

Wait time: not establishedBest time from caller reports: not established. Published hours are not a wait forecast.

lab client services

Oncology / molecular pathology — Research Triangle Park CMBP1 and CMBP2 toll-free contact

Official page read
Phone800-735-4087Fax

919-361-7296

Shared fax published for the two named molecular biology/pathology laboratory buildings; confirm the exact test and destination.

Published hours

Not published in this record

Product, plan and location

Confirm the exact product or service
North Carolina

Mailing address

Not researched for this route

Physical address
CMBP1: 1912 TW Alexander Drive Research Triangle Park, NC 27709 CMBP2: 1904 TW Alexander Drive Research Triangle Park, NC 27709

Two published laboratory locations sharing these channels; no blood-draw, shipping, general payment or statewide service purpose inferred.

The directory repeats the toll-free number, primary phone and fax for both CMBP buildings. Their shared primary phone is a separate route.

View source ↗ · Source checked 2026-10-22

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Wait time: not establishedBest time from caller reports: not established. Published hours are not a wait forecast.

lab client services

Oncology / molecular pathology — Research Triangle Park CMBP1 and CMBP2 primary phone

Official page read
Phone919-361-7700Fax

919-361-7296

Shared CMBP1/CMBP2 laboratory fax; exact test and recipient must be confirmed.

Published hours

Not published in this record

Product, plan and location

Confirm the exact product or service
North Carolina

Mailing address

Not researched for this route

Primary phone printed for both 1912 and 1904 TW Alexander Drive. The shared toll-free alternative and physical locations are retained separately.

View source ↗ · Source checked 2026-10-22

Report an update
Wait time: not establishedBest time from caller reports: not established. Published hours are not a wait forecast.

lab client services

Oncology diagnostics — Baltimore PGDx laboratory support

Official page read
Phone855-743-9669Published hours

Not published in this record

Product, plan and location

Confirm the exact product or service
Maryland

Mailing address

Not researched for this route

Physical address
Personal Genome Diagnostics, INC (PGDx) 3600 Boston St, Suite 10 Baltimore, MD 21224

Current oncology lab-location directory address. Not independently established as a specimen-delivery or patient-draw address.

The oncology contact page lists this same number under both diagnostic and development support. Keep the request’s clinical-versus-research purpose explicit; no general Labcorp support role is inferred.

Wait time: not establishedBest time from caller reports: not established. Published hours are not a wait forecast.

email other

Baltimore PGDx — published marketing mailbox

Official page read
Phone

No phone listed for this route

Published email

marketing@pgdx.com

Marketing-role mailbox published in the Baltimore PGDx lab entry. Not a clinical-results, specimen, claim or billing submission address.

Published hours

Not published in this record

Product, plan and location

Confirm the exact product or service
Maryland

Mailing address

Not researched for this route

Retained with its role instead of presenting this marketing mailbox as diagnostic support.

View source ↗ · Source checked 2026-10-22

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lab client services

Home healthcare — Lab-in-a-Box and Lab-in-an-Envelope customer service

Official page read
Phone888-522-4452Published email

homehealthcare@labcorp.com

Published home-healthcare kit-program customer service and program-information mailbox; not general Labcorp support.

Published hours

Not published in this record

Product, plan and location

Confirm the exact product or service
National contact — confirm product and location

Mailing address

Not researched for this route

Product-specific home collection programs. The separate supply-order route has its own phone and mailbox; no fax number is published here.

View source ↗ · Source checked 2026-10-22

Report an update
Wait time: not establishedBest time from caller reports: not established. Published hours are not a wait forecast.

test orders

Lab-in-a-Box — supply ordering

Official page read
Phone860-657-8271Published email

hhcsupplies@labcorp.com

Published Lab-in-a-Box kit/supply ordering mailbox; not result reporting or general clinical support.

Published hours

Not published in this record

Product, plan and location

Confirm the exact product or service
National contact — confirm product and location

Mailing address

Not researched for this route

Use only for this home-healthcare collection-kit supply workflow, not routine provider clinical test orders.

View source ↗ · Source checked 2026-10-22

Report an update
Wait time: not establishedBest time from caller reports: not established. Published hours are not a wait forecast.

lab client services

Women’s Health — healthcare provider support

Official page read
Phone800-848-4436Published hours

Not published in this record

Product, plan and location

Confirm the exact product or service
National contact — confirm product and location

Mailing address

Not researched for this route

Published specifically for healthcare-provider support. MaterniT patient billing and other patient billing use different numbers; no provider fax/email is published in this section.

Wait time: not establishedBest time from caller reports: not established. Published hours are not a wait forecast.

portal

Women’s Health — client question / healthcare provider inquiry form

Official page read
Phone

No phone listed for this route

Published hours

Not published in this record

Product, plan and location

Confirm the exact product or service
National contact — confirm product and location

Mailing address

Not researched for this route

Choose Client Question in the Healthcare Providers section. Patient billing and Patient Engagement Program forms are separate. A public form is not evidence of secure document-submission authority.

View source ↗ · Source checked 2026-10-22

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patient billing

Women’s Health — MaterniT 21 PLUS and MaterniT GENOME patient billing

Official page read
Phone877-821-7266Published hours

Not published in this record

Product, plan and location

Confirm the exact product or service
National contact — confirm product and location

Mailing address

Not researched for this route

Patient billing and health-insurance questions for these named tests only. This is distinct from the Women’s Health healthcare-provider support number.

View source ↗ · Source checked 2026-10-22

Report an update
Wait time: not establishedBest time from caller reports: not established. Published hours are not a wait forecast.

patient billing

Women’s Health — patient billing for other Women’s Health tests

Official page read
Phone888-210-9264Published hours

Not published in this record

Product, plan and location

Confirm the exact product or service
National contact — confirm product and location

Mailing address

Not researched for this route

The Women’s Health provider-services page directs patients with billing questions for its other tests here. It is not a universal Labcorp patient-billing or provider clinical-support number.

View source ↗ · Source checked 2026-10-22

Report an update
Wait time: not establishedBest time from caller reports: not established. Published hours are not a wait forecast.

lab client services

Occupational Testing Services — employer programs and special collection coordination

Official page read
Phone800-833-3934Published hours

Monday–Friday 8 a.m.–5 p.m. Eastern

Product, plan and location

Confirm the exact product or service
National contact — confirm product and location

Mailing address

Not researched for this route

Employer-ordered workplace drug testing is separate from clinical testing. Includes coordination for special collection circumstances; not general clinical results, patient billing or research drug development.

Wait time: not establishedBest time from caller reports: not established. Published hours are not a wait forecast.

lab client services

Women’s Health — urgent Client Services for healthcare provider inquiries

Official page read
Phone800-345-4363Published hours

Not published in this record

Product, plan and location

Confirm the exact product or service
National contact — confirm product and location

Mailing address

Not researched for this route

Published inside the Healthcare Providers Client Question form for urgent needs. The page separately asks users to allow 1–2 business days for a form response; this is not a phone operating schedule or a telephone response guarantee. The separately published 800-848-4436 healthcare provider support route remains distinct. Confirm the request’s purpose with Client Services; this is not established as a universal Labcorp results, EDI, STAT pickup or patient-billing number.

View source ↗ · Source checked 2026-10-22

Report an update
Wait time: not establishedBest time from caller reports: not established. Published hours are not a wait forecast.

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Call preparation · editorial guide

Make the call count.

Find laboratory and diagnostic-test contacts for orders, kits, results, billing and support. Confirm the performing lab and test before sending documents or specimens.

Have ready in your secure workspace

  • Lab and test name from the order or bill
  • Ordering practice and existing order reference
  • The specific administrative question

Questions to resolve

  • Is this the performing laboratory and correct support team?
  • What secure channel handles this order, result or billing question?
  • Are there test-specific submission or specimen instructions?

This is a general administrative checklist, not payer policy or advice about a particular patient. Confirm the current plan instructions.

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A request does not create an account or start a call. Use business contact information only. No patient information.

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