Dr. Hoa P. Nguyen, MD

Dr. Nguyen practices at Adventist Health and Rideout in Marysville, California, part of Adventist Health.

Dr. Nguyen's NPI, 1528083664, was assigned on July 12, 2006. Dr. Nguyen graduated from UC Irvine School of Medicine in 2000. Dr. Nguyen holds California license A77714.

Dr. Nguyen's primary practice is Adventist Health and Rideout, at 726 4th St, Marysville, CA 95901 in Yuba County. The practice phone is (530) 749-4300.

Dr. Nguyen's primary practice is Adventist Health and Rideout in Marysville, California, part of Adventist Health. Dr. Nguyen is also affiliated with UC Davis Medical Center. The medical group on file is UC Davis Medical Group. Dmand AI also links Dr. Nguyen to 3 more hospitals, 2 group practices and clinics, 2 medical groups and 1 home health agency, each named with a free account.

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Nguyen practices, 8 sites in all. Vendor and product names are available with a free account.

Hematology and oncology is Dr. Nguyen's primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dr. Nguyen is board certified in medical oncology by the American Board of Internal Medicine. Dr. Nguyen is licensed in California.

Dmand AI lists breast cancer, chronic anemia, chronic embolism thrombosis, chronic leukemia, colorectal cancer, deep vein thrombosis (DVT), immune deficiency disease and lung cancer among the conditions Dr. Nguyen treats.

CMS data shows 1,186 Medicare services from Dr. Nguyen across 7 procedure codes in 2024, for 453 Medicare patients. Medicare paid $109,023 for them. Every service was in a facility, such as a hospital, rather than an office.

CMS counts 453 Medicare patients who saw Dr. Nguyen in 2024. The largest group is 65 to 74, with 197 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 36% are also on Medicaid. Their average risk score is 1.83, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Dr. Nguyen's median patient age at 72, with 58% women.

In 2024, Dr. Nguyen wrote 574 Medicare Part D claims for 134 patients. 79% of them were for generic drugs. CMS names the drug for 417 of them, across 17 drugs with 11 or more claims each, at $1,404,351 in total drug cost. In 2023, CMS named 390 claims across 15 drugs.

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 90 out of 100 for Dr. Nguyen for performance year 2024, reported as part of a group. Dr. Nguyen accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Dmand AI links 3 papers to Dr. Nguyen, published from 2011 to 2018. The most frequent topics are Melanoma, MAP Kinase Signaling System and Proto-Oncogene Proteins B-raf. Dr. Nguyen's most frequent co-authors are William E. Carson, MD, Daniel S. Chen, MD and John P P. Fruehauf, MD.

CMS Open Payments shows 68 general payments to Dr. Nguyen from 28 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 88% of the total. AstraZeneca Pharmaceuticals LP paid the most, $852.

Dr. Nguyen graduated from UC Irvine School of Medicine in 2000.

Dr. Nguyen is in network with 8 carriers, including Blue Cross Blue Shield of Michigan, Elevance and United Healthcare. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.