Cancer Organizations: Y
- YM BioSciences, Incorporated
- YRG Care
- Yaizu Municipal Hospital
- Yakima Regional Medical and Cardiac Center
- Yakima Valley Memorial Hospital
- Yakult Honsha Company, Limited
- Yale - New Haven Breast Center
- Yale - New Haven Children's Hospital
- Yale Cancer Center
- Yale Dermatology Associates
- Yale New Haven Shore Line Medical Center
- Yale University School of Medicine
- Yale-New Haven Hospital
- Yamada Red Cross Hospital
- Yamagata Prefectural Central Hospital
- Yamagata Saisei Hospital
- Yamagata University Hospital
- Yamaguchi University Graduate School of Medicine
- Yamamoto Kumiai General Hospital
- Yamanashi Prefectural Central Hospital
- Yamanouchi Europe B.V.
- Yamanouchi Pharma America, Incorporated
- Yamato Municipal Hospital
- Yamauchi Clinic
- Yangon General Hospital
- Yankton Medical Clinic, PC
- Yantai Medgenn Company, Limited
- Yao Municipal Hospital
- Yao Tokusyu-kai General Hospital
- Yaroslavl City Clinical Hospital No. 2 150010
- Yaroslavl City Clinical Hospital No. 8
- Yaroslavl State Medical Academy
- Yatsushiro Health Insurance General Hospital
- Yaupon Therapeutics
- Yavapai Regional Medical Center - West
- Yeovil District Hospital
- Yeung Nam University Hospital
- Yeungnam University Medical Center
- Yokohama City Hospital
- Yokohama City Kowan Hospital
- Yokohama City University
- Yokohama City University Medical Center
- Yokohama Rosai Hospital
- Yokohama Stroke and Brain Center
- Yokosuka Kyosai Hospital
- Yongdong Severance Hospital
- Yonsei Cancer Center at Yonsei University Medical Center
- Yoon Clinic, PC
- York Cancer Center at Apple Hill Medical Center
- York Finch Medical Centre
- York Gynecologic Oncology
- York Hospital's Oncology Treatment Center
- York Plastic Surgery, Limited
- Yorkshire Regional Chemotherapy Group
- Yorkshire Regional Clinical Trials & Research Unit
- Ypsilanti Health Center
- Ysbyty Gwynedd
- Yuai Memorial Hospital
- Yuke Medicare Services
- Yuma Regional Medical Center
- Yuzuncu Yil University School of Medicine
