Dr. Chenchen Huang Sun, MD

Dr. Sun practices at Tufts Medical Center in Boston, Massachusetts, part of Tufts Medicine.

Dr. Sun's NPI, 1831584895, was assigned on April 6, 2015. Dr. Sun holds Massachusetts license 283269.

Dr. Sun's primary practice is Tufts Medical Center, at 800 Washington Street, Boston, MA 02111 in Suffolk County. The practice phone is (617) 636-5000.

Dr. Sun's primary practice is Tufts Medical Center in Boston, Massachusetts, part of Tufts Medicine. The medical group on file is Pratt Ob/Gyn Associates. Dmand AI also links Dr. Sun to 1 more group practice or clinic and 1 imaging center, each named with a free account.

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Sun practices, 3 sites in all. Vendor and product names are available with a free account.

Obstetrics and gynecology is Dr. Sun's primary specialty in the NPI Registry, under taxonomy code 207V00000X. Dmand AI has Dr. Sun's licenses on file in 2 states: Massachusetts and Texas.

CMS data shows 11 Medicare services from Dr. Sun across 1 procedure code in 2024, all of them office visits, for 23 Medicare patients. Medicare paid $552 for them. Every service was in a facility, such as a hospital, rather than an office.

CMS counts 23 Medicare patients who saw Dr. Sun in 2024. 65% of them have high cholesterol, and 48% have arthritis. Their average risk score is 1.27, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Sun's median patient age at 34, with 99% women.

In 2024, Dr. Sun wrote 42 Medicare Part D claims for 21 patients. 79% of them were for generic drugs. CMS names the drug for 11 of them, across 1 drug with 11 or more claims each, at $284 in total drug cost. In 2021, CMS named 11 claims across 1 drug.

Dr. Sun accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Dmand AI links 3 papers to Dr. Sun, published from 2018 to 2025. Dr. Sun's most frequent co-authors are Ebony Boyce Carter, MD, Joseph A. Lucci, MD and Elizabeth Kathleen Nugent, MD.

CMS Open Payments shows 6 general payments to Dr. Sun from 3 drug and device companies from 2019 to 2022. Food and beverage make up the largest share, 69% of the total. Boston Scientific Corporation paid the most, $161.