AmeriPath’s national network of board-certified pathologists provides comprehensive gastrointestinal pathology services utilizing state-of-the-art technologies including immunohistochemistry and molecular diagnostics.

Our nation-leading GI pathology and liver disease expertise combined with the delivery of world-class GI services in your community ensures you receive accurate and decisive diagnostic, prognostic and therapeutic information promptly and in a cost-effective manner.

AmeriPath’s GI pathology leadership team, which is ready to provide you the highest level of medical expertise, diagnostic quality and personal services, comprises industry-renowned, fellowship-trained physicians who are experts in GI pathology, liver pathology and digestive disease subspecialties.

AmeriPath’s Institute of Gastrointestinal Pathology and Digestive Disease features a standing team of GI and liver specialists who provide primary diagnoses, expert consultations and educational programs nationwide.

GI Pathology Services

To help you with your unique needs and challenges as a practicing gastroenterologist AmeriPath offers a combination of industry-leading GI pathology and liver disease expertise and world-class GI pathology services, delivered right in your community. It ensures you always receive accurate and decisive information in an expeditious and cost-effective manner.

Quality GI Pathology Services

  • Board-certified pathologists with subspecialty expertise in GI pathology
  • PhD-level scientists with extensive credentials and experience in their respective field
  • National specialized pathology network
  • Cutting-edge laboratory technologies
  • Access to expert consultants through AmeriPath’s Institute of Gastrointestinal Pathology and Digestive Disease
  • Continual review and recommendations by the AmeriPath Gastrointestinal Pathology resource committee

Direct Communication with Pathologists

  • Pathologists telephonic notification on clinically-unexpected or malignant diagnoses
  • Easy access to pathologists to review patient results
  • Proactive communications to discuss cases and/or to suggest the need for additional testing
  • Reports formatted for clarity and ease of identifying critical information

Rapid Turnaround Time

  • Rapid turnaround time, from specimen receipt to reporting
  • Courier pickups (most areas) eliminate the need for and cost of overnight shipping
  • Results immediately available via multiple reporting options.

Responsive Customer Support

  • Knowledgeable and responsive AmeriPath representatives
  • Centralized client services team with one-number access to:
    • Direct consultation with medical and scientific staff
    • Test information and specimen requirements
    • Courier pick-up
    • Special requests
    • Patients results and reports
    • Supply orders
  • Direct payor billing to ease your workload
  • Complimentary specimen submission supplies

GI Test Menu

Histology Services: 

  • Routine histology on mucosal biopsy specimens
  • Special stains
  • Immunohistochemistry (IHC)

Cytology Services:

  • Exfoliated (brushings, lavages, fluids)
  • Non-exfoliated (fine-needle aspirations, touch preparations)

Colon Cancer Studies:

  • IHC profile of DNA mismatch repair genes hMlH1, hMSH2, hPMS2 and hMSH6
  • Microsatellite instability testing by polymerase chain reaction (PCR)
  • EGFR phramDx™
  • Gene sequencing for Lynch and polyposis syndromes

Prognostic Tumor Markers:

  • DNA flow cytometry
  • Tumor suppressor target gene p53 by IHC
  • HER2/Neu
  • PCR and FISH analysis for lymphoproliferative disorders and refractory sprue


  • Second opinions by nationally-renowned, expert GI and liver pathologists