Ythanh Nguyen, MD

NPI 1255391181 · on the registry since 2006 · sole proprietor

Practice

Address: 8235 Rochester Ave
Rancho Cucamonga, CA 91730
Phone: (909) 484-4900
Fax: (909) 781-2949
Organisation at this address: Rene Lee Medical Inc
Cong T. Phan M.D., Inc.
Viet D. Ta, Md & Tiffany L. Quan, Md Medical Associates Inc.
Inferred from a shared address, not stated in the registry.
Clinicians at this address: 8

Additional practice sites

999 San Bernardino Rd, Upland, CA

Registry record

Primary taxonomy: 207R00000X
207R00000X
Licence states on file: CA
From the registry's licence fields, which are often incomplete.
Sex: Female
Record last updated: 2025-12-14

Source: CMS National Plan and Provider Enumeration System. Registration is not the same as practising, and the registry records no retirement — some people listed here no longer practise. More in California