Departments and specialties

Mayo Clinic has one of the largest and most experienced practices in the United States, with campuses in Arizona, Florida and Minnesota. Staff skilled in dozens of specialties work together to ensure quality care and successful recovery.

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Displaying 1-1 out of 1 doctors available

Last Name Initial: O

  1. Nelson O. Onyango, M.D.

    Nelson O. Onyango, M.D.

    1. Internist
    2. Pediatrician
    1. Phoenix, AZ
    Areas of focus:

    Hospitalization, Skin biopsy, Newborn pulse oximetry screening, Urinary catheterization, Paracentesis, Arterial punctur...e, Lumbar puncture, Wart treatment, Pelvic exam, Central venous catheterization, Neurological examination, Venous sampling, Arterial line placement, Diabetes, Meningitis, Heart failure, Urinary tract infection, Arthritis, Pancreatitis, COPD, Pneumonia, Encephalitis, Bronchiolitis, Myocarditis, Neuropathy, Cystitis, Syncope, Ischemic stroke, Venous stasis, Diabetic foot ulcer, Cellulitis, Endocarditis, Myocardial ischemia, Osteomyelitis, Viral hepatitis, Nephritis, Subdural hemorrhage, Endocrinopathy

May 16, 2025