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Anatomic pathology plays a key role in patient care through disease diagnosis and management. For decades pathologists, institutions, and community-based clinicians across the country have relied on Cleveland Clinic Laboratories to deliver world-class, comprehensive anatomic pathology services in addition to clinical laboratory testing.

The same staff of more than 45 anatomic pathologists that provides diagnostic interpretations for Cleveland Clinic patients provides diagnostic services for our Cleveland Clinic Laboratories clients, utilizing a subspecialty expert sign-out system and state-of-the-art technology. Currently, our subspecialty pathologists interpret more than 112,000 surgical pathology cases and 75,000 cytology specimens annually.

Experience and Expertise

Cleveland Clinic anatomic pathologists are widely recognized for their clinical experience and diagnostic expertise. Our staff includes nationally and internationally recognized experts in many subspecialty areas, and a number of our pathologists have attained leadership positions in premier professional organizations in pathology and related fields. Our pathologists are invited as guest lecturers throughout the world and are widely recognized for their teaching and contributions to advancements in diagnostic pathology.

Specialized Capabilities

In addition to conventional techniques for evaluation of anatomic pathology specimens, our pathologists maintain expertise in state-of-the-art technologies in:

  • Molecular Pathology
  • Immunohistochemistry and immunofluorescence
  • Electron microscopy
  • Cytogenetics

Research and Development

Research and development is an important activity of our laboratories. We constantly strive to develop new tests to better diagnose disease and manage patients. Translational research efforts span a wide variety of activities and include predictive and prognostic biomarker development, clinical trials correlative science, and new assay development funded through governmental and non-governmental sources. Our collaborators include local, national and international partners.

Our Service Commitment

Robert J. Tomsich Pathology and Laboratory institute is committed to providing world-class anatomic pathology services with timely turnaround to meet the needs of the referring physician.

We look forward to serving your needs.


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    Cleveland Clinic Laboratories
    2119 E. 93rd St.
    Cleveland, OH 44106

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    Cleveland Clinic Laboratories
    9500 Euclid Ave., LL15
    Cleveland, OH 44195


    Please contact client services by calling (800) 628-6816
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