William K Oh, M.D.
Medical Oncology Internal Medicine
William Oh, M.D. has practiced internal medicine for 34+ years, working in independent practice. He graduated from New York University School of Medicine in 1992 and has 34+ years of clinical experience. Medical oncologists diagnose and treat cancer using chemotherapy, immunotherapy, targeted therapy, and hormone therapy.
Data updated 2024-12-11 on CMS NPPES
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Medical oncologists diagnose and treat cancer using chemotherapy, immunotherapy, targeted therapy, and hormone therapy. They coordinate care with surgical oncologists and radiation oncologists for comprehensive cancer treatment.
Taxonomy: 207RX0202X
Education & Training
New York University School of Medicine (Class of 1992)
Virtual Medical Oncology Care With William Oh
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with William Oh for follow-ups, medication reviews, and ongoing care — no travel to Greenwich required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes.
Frequently Asked Questions
Common questions about William Oh
NPI records show Dr. Oh as active with telehealth listed in Greenwich, CT. Note: NPI status alone doesn't confirm open availability — always call ahead. Phone: (203) 863-3700.
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Contact William Oh
Practice Location
77 Lafayette Pl, Greenwich, CT 06830-5437
Mailing Address
333 Cedar Street Po Box 208028, New Haven, CT 06520
This is a provider directory. Contact the office directly to schedule appointments.
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