Dr. Jennifer K. Sun, MD

Dr. Sun practices at Joslin Clinic Inc in Boston, Massachusetts.

Dr. Sun's NPI, 1619083482, was assigned on August 22, 2006. Dr. Sun graduated from Harvard Medical School in 1999. Dr. Sun holds Massachusetts license 218136.

Dr. Sun's primary practice is Joslin Clinic Inc, at 1 Joslin Pl, Boston, MA 02215 in Suffolk County. The practice phone is (617) 732-2501.

Dr. Sun's primary practice is Joslin Clinic Inc in Boston, Massachusetts. Dr. Sun is also affiliated with Beth Israel Deaconess Medical Center. The medical group on file is Joslin Diabetes Center. Dmand AI also links Dr. Sun to 1 more hospital and 1 group practice or clinic, 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.

Ophthalmology is Dr. Sun's primary specialty in the NPI Registry, under taxonomy code 207W00000X. Dr. Sun is licensed in Massachusetts.

CMS data shows 592 Medicare services from Dr. Sun across 8 procedure codes in 2024, for 118 Medicare patients. Medicare paid $96,671 for them. Every service was in an office.

CMS counts 118 Medicare patients who saw Dr. Sun in 2024. The largest group is 75 to 84, with 50 patients. 75% of them have diabetes, and 75% have high blood pressure. 14% are also on Medicaid. Their average risk score is 1.67, 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. Sun's median patient age at 71, with 49% women.

In 2024, Dr. Sun wrote 173 Medicare Part D claims for 67 patients. 81% of them were for generic drugs. CMS names the drug for 135 of them, across 5 drugs with 11 or more claims each, at $3,569 in total drug cost. In 2023, CMS named 334 claims across 6 drugs.

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

Dmand AI links 170 papers to Dr. Sun, published from 2010 to 2025. 2018 was the busiest year, with 11. The most frequent topics are Diabetic Retinopathy, Macular Edema and Visual Acuity. Dr. Sun has published most often in JAMA Ophthalmol. Dr. Sun's most frequent co-authors are Lloyd Paul Aiello, MD, PhD, Adam Glassman, MD and Lee M. Jampol, MD.

CMS Open Payments shows 54 general payments to Dr. Sun from 9 drug and device companies from 2016 to 2024. Consulting fees make up the largest share, 39% of the total. Novo Nordisk Inc paid the most, $27,258. It also lists 4 research payments totaling $2,071 in 2023.

Dr. Sun graduated from Harvard Medical School in 1999.