Ellen Ashley Buck, NP

Ellen Buck practices at North Shore University Hospital in Manhasset, New York, part of Northwell Health.

Ellen Buck's NPI, 1588140826, was assigned on July 18, 2018. Ellen Buck holds New York license 343502.

Ellen Buck's primary practice is North Shore University Hospital, at 300 Community Drive, Manhasset, NY 11030 in Nassau County. The practice phone is (516) 562-0100.

Ellen Buck's primary practice is North Shore University Hospital in Manhasset, New York, part of Northwell Health. Ellen Buck is also affiliated with South Shore University Hospital. The medical group on file is Northwell Health Physician Partners Cardiology at Great Neck.

Dmand AI tracks the electronic health record (EHR) system at each site where Ellen Buck practices, 2 sites in all. Vendor and product names are available with a free account.

Family is Ellen Buck's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Ellen Buck is licensed in New York.

CMS counts 87 Medicare patients who saw Ellen Buck in 2024. The largest group is 65 to 74, with 36 patients. 75% of them have heart failure, and 75% have high blood pressure. 18% are also on Medicaid. Their average risk score is 3.18, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Ellen Buck's median patient age at 74, with 33% women.

In 2024, Ellen Buck wrote 1,147 Medicare Part D claims for 236 patients. 71% of them were for generic drugs.

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 93 out of 100 for Ellen Buck for performance year 2024, reported through an alternative payment model (APM). Ellen Buck accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

CMS Open Payments shows 2 general payments to Ellen Buck from 2 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Endotronix, Inc. paid the most, $64.