Gregory Piazza is a Cardiology physician affiliated with Brigham and Women's Hospital. OpenAlex indexes 441 publications with 15,892 citations (h-index 48); ClinicalTrials.gov lists 1 registered study matched to this name. By OpenAlex citation count, this profile ranks in the top 10% of Cardiovascular Disease profiles in the findmyKOL directory.
Overview
Scholarship
indexed output and impact (OpenAlex)Distinct works indexed by OpenAlex, matched via ORCID.
Total citations across indexed works.
Hirsch index, productivity × impact (OpenAlex).
Clinical & industry
trials, payments and federal fundingContact
The practice address and phone this provider lists in the federal NPPES (CMS) registry.
Practice address
75 Francis St
Boston, MA 021156110
Telephone
617-525-7053Provider last certified this registry record 31 Mar 2026.
Clinical trials
- Computerized Decision Support to Prevent Stroke in Atrial Fibrillation
Sponsor: Brigham and Women's Hospital
- Augmented Ultrasound-Facilitated, Catheter-Directed Fibrinolysis for PE
Sponsor: Brigham and Women's Hospital
Registered studies on ClinicalTrials.gov where the overall official or a site investigator name-matches this physician, confirmed against known institution/geography. Latest few shown; the full list is part of the full profile.
Industry payments
16 companies reported payments to CMS in program years 2021 onward. These are public disclosures, not judgments. The latest:
- Boston Scientific CorporationProgram year202554 payments$78,602openpaymentsdata.cms.gov ↗
- E.R. Squibb & Sons, L.L.C.Program year20257 payments$10,689openpaymentsdata.cms.gov ↗
- PFIZER INC.Program year20252 payments
Payment records matched to this physician's NPI in CMS Open Payments, program years 2021 onward.
Publications
Matched to this physician's OpenAlex author record; most-cited works shown first.
- Anticoagulation and Antiplatelet Therapy for Atrial Fibrillation and Stable Coronary Disease
Journal of the American College of Cardiology
2025 - International Clinical Practice Guideline Recommendations for Acute Pulmonary Embolism
Journal of the American College of Cardiology
2024 - When Direct Oral Anticoagulants Should Not Be Standard Treatment
Journal of the American College of Cardiology
2024 - Prospective Multicenter International Registry of Ultrasound-Facilitated Catheter-Directed Thrombolysis in Intermediate-High and High-Risk Pulmonary Embolism (KNOCOUT PE)
Circulation Cardiovascular Interventions
2024
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Marc Pfeffer, MD
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A basic profile from our physician directory: identity and practice contact from the federal NPPES registry, research from OpenAlex, trials from ClinicalTrials.gov, payments from CMS Open Payments — shown itemized where we have matched records, as a count where we only have a total. This person hasn't been through our full identity-adjudication pipeline yet, so funding, congress activity and public presence aren't shown. Absence of a section means “not yet looked,” never “none found.”