Geisinger Medical Laboratory

What Geisinger Medical Laboratory does

Geisinger Medical Laboratory (GML) is the diagnostic laboratory division of Geisinger Health System, a nonprofit integrated healthcare delivery and coverage organization headquartered in Pennsylvania. Operating for more than 100 years since the founding of Geisinger in 1915, GML provides comprehensive clinical and anatomic pathology testing from more than 60 laboratory locations across Pennsylvania and the surrounding Mid-Atlantic region. Its primary customer base is internal — physicians and patients within the Geisinger health system — but it also extends services to external healthcare providers and participating insurance plans through a dedicated providers & insurers portal.

The laboratory's test catalog exceeds 400 individual assays spanning clinical chemistry, hematology, microbiology, molecular diagnostics, genetics, immunology, toxicology, and specialized anatomic pathology. Underlying methodologies include immunohistochemistry (IHC), in-situ hybridization (ISH), polymerase chain reaction (PCR), flow cytometry, and mass spectrometry (LC/MS/MS). Services are tightly integrated with the Geisinger Epic electronic health record system, enabling direct test ordering and results delivery for in-network providers. Adjacent offerings include a mobile phlebotomy schedule, comprehensive microbiology specimen collection guides, and a dedicated IHC tissue diagnostics service led by a doctoral director and technical lead. Staff are described as actively engaged in education and research, publishing at national and international conferences.

GML generates revenue through patient billing, third-party insurance reimbursements, and provider/payer contracts — a fee-for-service model across its testing portfolio. As a nonprofit operating division, it does not raise external capital or operate on venture economics; its finances are embedded within Geisinger Health System, which also encompasses Geisinger Health Plan and Geisinger Indemnity Insurance Company. Distribution occurs via walk-in patient visits, scheduled appointments through the MyGeisinger portal, intra-network provider referrals, mobile phlebotomy routes, and outreach to external providers and payers. Pricing is not publicly disclosed.

Name

Geisinger Medical Laboratory

Legal name

Geisinger Health System

Website

https://geisingermedicallabs.com

Company type

Private

Founded year

1915

Operating status

Operating

Headcount range

11–50 employees

Short description

Geisinger Medical Laboratory is the diagnostic lab division of Geisinger Health System, offering 400+ clinical and anatomic pathology tests across 60+ locations in Pennsylvania for Geisinger providers, patients, and select external clients.

Ownership category

akta.pro rank

Product category

Clinical Laboratory Services

NAICS

Medical Laboratories (621511)

SIC

Services-Medical Laboratories (8071)

akta.pro primary industry

Clinical Chemistry & Immunoassay Laboratories (HLAFAMAB)

akta.pro secondary industries

Anatomic Pathology (Histopathology & Cytopathology) (HLAFAMAA), Molecular Diagnostics & Genomics Laboratories (HLAFAMAE)

Keywords

• Clinical laboratory services
• Diagnostic testing
• Anatomic pathology
• Laboratory medicine
• Comprehensive test catalog

Headquarters

HQ city

Danville

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Supply Chain, Infrastructure, Technology or R&D

Revenue model

1. Clinical Laboratory Testing Services: Geisinger Medical Laboratory generates revenue through providing comprehensive clinical laboratory testing services to patients, healthcare providers, and insurers within the Geisinger health system and external clients. Services include diagnostic testing across multiple disciplines (chemistry, hematology, microbiology, molecular, genetics, immunology, toxicology, pathology). Revenue is derived from patient billing, insurance reimbursements, and provider/insurer contracts.

Go-to-market motion1 record

Distribution channels4 records

Marketing channels3 records

Core offering

Geisinger Medical Laboratories delivers comprehensive clinical and anatomic pathology diagnostic testing through more than 60 physical locations across Pennsylvania, supported by a catalog of 400+ individual tests. The laboratory provides specialized services including immunohistochemistry (IHC), in-situ hybridization (ISH), molecular diagnostics, microbiology, genetics, and toxicology, performed under doctoral and technical lead oversight and tightly integrated with the Geisinger Epic electronic health record system.

Product overview

Geisinger Medical Laboratories provides comprehensive medical laboratory services as a unified offering, with over 100 years of experience serving patients and healthcare providers. The core service includes clinical and anatomic pathology testing performed at more than 60 convenient locations. The portfolio consists of the main Medical Laboratories service, Geisinger IHC (Immunohistochemistry) for specialized tissue analysis, a comprehensive Test Catalog with hundreds of diagnostic tests covering chemistry, hematology, immunology, microbiology, molecular diagnostics, genetics, and toxicology, Microbiology Specimen Collection with detailed collection guides, and Mobile Phlebotomy Services for convenient at-home specimen collection. The laboratory also supports education and research, with staff publishing findings and presenting at national and international conferences.

Differentiator

Problem solved

Functional benefit

Products and services

• Geisinger Medical Laboratories Comprehensive medical laboratory services offering clinical and anatomic pathology diagnostic testing, with more than 60 convenient locations across Pennsylvania and a 400+ test catalog supporting healthcare decisions for physicians, patients, insurers, and external healthcare providers.
• Geisinger IHC (Immunohistochemistry and In-Situ Hybridization) Specialized immunohistochemistry and in-situ hybridization tissue testing services performed at Geisinger Medical Center, including formalin-fixed paraffin-embedded tissue processing and order forms for external and internal healthcare providers.
• Laboratory Test Catalog Online laboratory test catalog offering 400+ diagnostic tests spanning clinical chemistry, hematology, immunology, microbiology, molecular diagnostics, genetics, toxicology, and specialized testing, available to providers and external clients for reference and ordering.
• Mobile Phlebotomy Services Mobile blood draw services allowing specimen collection at patient or facility locations beyond fixed laboratory sites, with scheduling available through the Geisinger mobile phlebotomy schedule.
• Microbiology Specimen Collection Guides Comprehensive microbiology specimen collection instructions and testing guides covering anaerobic culture, conjunctival specimens, dermatologic specimens, stool specimen collection, urine collection, wound specimen collection, and molecular STI testing.

Quantifiable outcome

• 100+ years of laboratory experience providing trusted diagnostic services
• +2 more outcomes

Named customers3 records

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Scale indicators3 records

Expansion highlights5 records

Regional players

• UPMC (University of Pittsburgh Medical Center): Integrated Pennsylvania-based academic health system operating extensive in-house laboratory services. Most direct geographic and structural comparable — same region, same integrated payer-provider model, same academic orientation.

Direct peers

• BioReference Laboratories (an OPKO Health company): Full-service clinical laboratory offering routine diagnostics, specialty testing, and genetic/molecular diagnostics with significant women's health and oncology focus. Competes with Geisinger for specialty test volume and reference lab contracts.
• ARUP Laboratories: National reference laboratory affiliated with the University of Utah, specializing in esoteric testing, anatomic pathology, and academic research. Comparable in its integration with an academic medical system and focus on specialty diagnostics.
• Mayo Clinic Laboratories: Reference laboratory arm of Mayo Clinic offering 4,000+ esoteric and routine tests with academic/research depth. Closest analog to Geisinger in combining a large academic medical center's specialty testing capabilities with external reference lab commercialization.
• Quest Diagnostics: Largest independent clinical reference laboratory in the U.S., offering routine and esoteric testing across chemistry, molecular, genetics, and anatomic pathology. Direct head-to-head competitor for any external reference lab business Geisinger pursues beyond its captive network.
• Laboratory Corporation of America (Labcorp): National clinical laboratory network with broad routine and specialty test menus plus integrated physician services. Comparable to Geisinger in test breadth (chemistry, molecular, pathology, genetics) and competes directly for external provider/insurer volume.

Broad incumbents

• HCA Healthcare: Operates one of the largest U.S. hospital and clinical laboratory networks through hospital-based labs serving both inpatient and outpatient populations. Comparable in providing integrated laboratory services across a large multi-state healthcare delivery footprint.
• Eurofins Scientific: Global testing services group with a sizable U.S. clinical diagnostics footprint spanning routine, specialty, and genetics testing. Relevant comparable for scale of test menu and breadth of analytical methodologies.
• Sonic Healthcare USA: Global medical diagnostics provider with significant U.S. lab operations across anatomic pathology, clinical labs, and specialty testing. Comparable as a broad incumbent serving both inpatient and external reference work.
• Kaiser Permanente Regional Laboratories: Operates clinical laboratory services across the integrated Kaiser Permanente health system. Comparable as a captive laboratory function inside a large integrated payer-provider system, though at significantly larger national scale.

Market position

Strengths4 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/geisinger-medical-laboratory

Revenue estimate

Valuation estimate

Number of profiles

Profiles2 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Geisinger Medical Laboratory