Dr. Joseph Loscalzo, MD, PhD

Dr. Loscalzo practices at Brigham and Women's Hospital in Boston, Massachusetts, part of Mass General Brigham.

Dr. Loscalzo's NPI, 1699731844, was assigned on April 25, 2006. Dr. Loscalzo graduated from Perelman School of Med at the University of Pennsylvania in 1978. Dr. Loscalzo holds Massachusetts license 45762.

Dr. Loscalzo's primary practice is Brigham and Women's Hospital, at 75 Francis Street, Boston, MA 02115 in Suffolk County. The practice phone is (617) 732-5500.

Dr. Loscalzo's primary practice is Brigham and Women's Hospital in Boston, Massachusetts, part of Mass General Brigham. The medical group on file is Brigham and Women's Hospital. Dmand AI also links Dr. Loscalzo to 1 more hospital outpatient department, named with a free account.

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

Cardiovascular disease is Dr. Loscalzo's primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dr. Loscalzo is licensed in Massachusetts.

CMS data shows 273 Medicare services from Dr. Loscalzo across 5 procedure codes in 2024, for 76 Medicare patients. Medicare paid $16,533 for them. Every service was in a facility, such as a hospital, rather than an office.

CMS counts 76 Medicare patients who saw Dr. Loscalzo in 2024. The largest group is 65 to 74, with 25 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 21% are also on Medicaid. Their average risk score is 2.29, 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. Loscalzo's median patient age at 73, with 52% women.

In 2024, Dr. Loscalzo wrote 248 Medicare Part D claims for 32 patients. 90% of them were for generic drugs. CMS names the drug for 149 of them, across 9 drugs with 11 or more claims each, at $19,563 in total drug cost. In 2023, CMS named 175 claims across 10 drugs.

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

Dmand AI links 308 papers to Dr. Loscalzo, published from 2007 to 2025. 2024 was the busiest year, with 20. The most frequent topics are Diagnosis, Differential, Cardiovascular Diseases and Oxidation-Reduction. Dr. Loscalzo has published most often in N Engl J Med. Dr. Loscalzo's most frequent co-authors are Bruce David Levy, MD, Jane Anne Leopold, MD and William M. Oldham, MD, PhD.

CMS Open Payments shows 38 general payments to Dr. Loscalzo from 4 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 89% of the total. Ionis Pharmaceuticals, Inc. paid the most, $903,929.

Dr. Loscalzo graduated from Perelman School of Med at the University of Pennsylvania in 1978.