• Ray Haselby DO

  • Emeritus Researcher

    • MCRI - MCRI-Clinical Research Center
    • 1000 North Oak Avenue MLR Marshfield, WI 54449
    • (715) 389-3056


Residency, Infectious Disease, Cleveland Clinic Health System, Cleveland, OH
Residency, Internal Medicine, Cleveland Clinic Health System, Cleveland, OH
Internship, General Rotating, Chicago Osteopathic Hospital, Chicago, IL
DO, Midwestern University-Chicago College of Osteopathic Medicine, Downers Grove, IL
Fellowship, Tropical Medicine, Louisiana State University, Public Health Service, Costa Rica
Non-candidate for degree - Latin American History, Zoology, Political Science & Music Literature, University of Michigan, Ann Arbor, MI
AB, University of Michigan, Ann Arbor, MI

Work Experience

2018 to Present:
Attending Physician, Marshfield Medical Center, Marshfield, WI
2015 to Present:
Emeritus Researcher - Clinical Research Center, Marshfield Clinic Research Institute, a division of Marshfield Clinic, Inc., Marshfield, WI
1976 to 2014:
Associate Professor, University of Wisconsin-Marshfield Campus, Marshfield, WI
1974 to 2014:
Infectious Disease Physician, Marshfield Clinic, Inc., Marshfield, WI
1984 to 2009:
Employee Health Director, Ministry Saint Joseph's Hospital, Marshfield, WI
1984 to 1984:
President, Marshfield Clinic Research Institute, a division of Marshfield Clinic, Inc., Marshfield, WI
1972 to 1974:
Emergency Room, Bay View Osteopathic Hospital, Bay Village, OH
1971 to 1972:
Emergency Room, Green Cross General Hospital, Cuyahoga Falls, OH
1967 to 1967:
Extern, Government Hospital Medicine, Temuco, Chile
1966 to 1966:
Extern, Acute Hospital-Medicine, Chicago State Hospital, Chicago, IL
1961 to 1963:
Community Development Project, Peace Corps, Colombia

Research Interests

Infectious Disease

Select Publications

  • Lefton HB, Farmer RG, Buchwald R, Haselby RC. (1974 September). Cryptococcal hepatitis mimicking primary sclerosing cholangitis. A case report. Gastroenterology. 67(3):511-515.
    PubMed ID: 4851219
  • Mitchell PD, Hintz CS, Haselby RC. (1977 June). Malar mass due to Actinomyces odontolyticus. J Clin Microbiol. 5(6):658-660.
    PubMed ID: 886003
  • Haselby RC. (1977 April). Rational antimicrobial therapy. J Am Osteopath Assoc. 76(8):605-616.
    PubMed ID: 587715
  • Friedenberg WR, Marx JJ, Hansen RL, Haselby RC. (1979 February). Hyperimmunoglobulin E syndrome: response to transfer factor and ascorbic acid therapy. Clin Immunol Immunopathol. 12(2):132-142.
    PubMed ID: 421376
  • Adams EM, Gudmundsson S, Yocum DE, Haselby RC, Craig WA, Sundstrom WR. (1985 June). Streptococcal myositis. Arch Intern Med. 145(6):1020-1023.
    PubMed ID: 3890787
  • Motszko CS, Marx JJ, Haselby RC, Kettrick MAlice, Baldauf MC, Mitchell PD. (1985 January). A randomized trial of transfer factor therapy in the treatment of herpes zoster infections. Immunology & Allergy Practice. 7(1):37-42.
  • Sigal LH, Zahradnik JM, Lavin P, Patella SJ, Bryant G, Haselby RC,...Malawista SE. (1998 July). A vaccine consisting of recombinant Borrelia burgdorferi outer-surface protein A to prevent Lyme disease. Recombinant Outer-Surface Protein A Lyme Disease Vaccine Study Consortium. N Engl J Med. 339(4):216-222.
    PubMed ID: 9673299
  • Shukla SK, Tak T, Haselby RC, McCauley CS, Reed KD. (2002). Second case of infective endocarditis caused by Gemella sanguinis. WMJ. 101(3):37-39.
    PubMed ID: 12109199
  • Qutaishat S, Vandermause MF, Haselby RC. (2002). Prevalence of Vancomycin resistant enterococcus (VRE) in hospitalized patients as compared to non-hospitalized patients. The Society for Healthcare Epidemiology of America (SHEA) Annual Meeting.
  • Tak T, Reed KD, Haselby RC, McCauley CS, Shukla SK. (2002 July). An update on the epidemiology, pathogenesis and management of infective endocarditis with emphasis on <em>Staphylococcus aureus</em>. WMJ. 101(7):24-33.
    PubMed ID: 12426917