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Hawaii Pathology Laboratory

Hawaii Pathologists' Laboratory (HPL) is an independent medical group of pathologists that own and operate a reference laboratory specializing in cytology, flow cytometry and anatomic pathology. HPL is contracted to serve as:
  • Medical directors, clinical consultants, and anatomic/surgical pathologists for DLS
  • Pathologists for the Queen's Medical Center

For a professional consultation, call (808) 547-4271

HPL pathologists are readily available to discuss and review slides, and consult on unusual findings, or answer your questions. HPL pathologists are certified by the American Board of Pathology, CLIA, JCAHO, and CPA. All cytotechnologists are registered and licensed.

HPL pathologists are:

David M. Shimizu, M.D.

  • Anatomic and Clinical Pathology
  • Director of Laboratories, QMC
  • Managing Partner, Hawaii Pathologists' Laboratory
  • U.H. Pathology Residency Program Director
  • Associate Clinical Professor, University of Hawaii John A. Burns School of Medicine
  • M.D. 1982: University of Hawaii John A. Burns School of Medicine, Honolulu, Hawaii
  • American Board of Pathology Certified: Anatomic and Clinical Pathology

Thomas S. Reppun, M.D.

  • Clinical Pathology and Blood Banking
  • Director of Clinical Laboratories, QMC
  • Partner, Hawaii Pathologists' Laboratory
  • Associate Clinical Professor, University of Hawaii John A. Burns School of Medicine
  • M.D. 1975: University of Hawaii John A. Burns School of Medicine, Honolulu, Hawaii
  • American Board of Pathology Certified: Anatomic & Clinical Pathology and Blood Banking

Thomas S. Namiki, M.D.

  • Anatomic Pathology and Cytopathology
  • Medical Director, Anatomic Pathology, QMC
  • Partner, Hawaii Pathologists' Laboratory
  • Associate Clinical Professor, University of Hawaii John A. Burns School of Medicine
  • M.D. in 1982: University of Hawaii John A. Burns School of Medicine
  • American Board of Pathology Certified: Anatomic & Clinical Pathology and Cytopathology

Keith I. Tonaki, M.D.

  • Anatomic Pathology and Dermatopathology
  • Associate Pathologist, QMC
  • Partner, Hawaii Pathologists' Laboratory
  • Associate Clinical Professor, University of Hawaii John A. Burns School of Medicine
  • M.D. 1972: University of Washington (Seattle)
  • American Board of Pathology Certified: Anatomic and Clinical Pathology

David T. Goo, M.D.

  • Anatomic & Clinical Pathology and Hematopathology
  • Medical Director, Oncology, QMC
  • Partner, Hawaii Pathologists' Laboratory
  • Associate Clinical Professor, University of Hawaii John A. Burns School of Medicine
  • M.D. in 1983: University of Hawaii John A. Burns School of Medicine
  • American Board of Pathology Certified: Anatomic & Clinical Pathology and Hematopathology

Pamela S. Tauchi-Nishi, M.D.

  • Anatomic Pathology and Cytopathology
  • Associate Medical Director, Cytopathology, QMC, Partner, Hawaii Pathologists' Laboratory
  • Associate Clinical Professor, University of Hawaii John A. Burns School of Medicine
  • M.D. in 1987: University of California, Los Angeles
  • American Board of Pathology Certified: Anatomic & Clinical Pathology and Cytopathology

Kirk Hirata, M.D.

  • Anatomic & Clinical Pathology and Hematopathology
  • Medical Director, Microbiology, QMC
  • Medical Director, Castle Memorial
  • Partner, Hawaii Pathologists' Laboratory
  • Associate Clinical Professor, University of Hawaii John A. Burns School of Medicine
  • M.D. in 1990: Loma Linda University School of Medicine, Loma Linda, CA
  • American Board of Pathology Certified: Anatomic & Clinical Pathology and Hematology

Wesley Kim, M.D.

  • Anatomic and Clinical Pathology
  • Medical Director, Diagnostic Laboratory Services
  • Partner, Hawaii Pathologists' Laboratory
  • Associate Program Director at The Queen's Medical Center
  • M.D. in 1995: University of Hawaii John A. Burns School of Medicine
  • American Board of Pathology Certified: Anatomic and Clinical Pathology

Peter K. Bryant-Greenwood, M.D., MBA

  • Anatomic Pathology, Cytopathology and Molecular Diagnostics
  • Chair (Interim), Department of Pathology, University of Hawaii John A. Burns School of Medicine
  • Associate Professor, Dept of Pathology, University of Hawaii John A. Burns School of Medicine
  • Associate Clinical Professor, Dept of OB/Gyn, University of Hawaii John A. Burns School of Medicine
  • M.D. in 1997: University of Hawaii John A. Burns School of Medicine
  • American Board of Pathology Certified: Anatomic Pathology, Cytopathology

Christopher A. Lum, M.D.

  • Anatomic Pathology and Dermatopathology
  • Medical Director, Dermatopathology Services, QMC
  • Associate Clinical Professor of Pathology and Medicine-Division of Dermatology, University of Hawaii John A. Burns School of Medicine
  • M.D. in 1999: University of Hawaii John A. Burns School of Medicine
  • American Board of Pathology Certified: Anatomic and Clinical Pathology and Dermatopathology

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