Official NY OCA attorney registration data · Updated 2026 Methodology Discipline records

Doreen Dufficy

Currently registered

Doreen Dufficy is an attorney admitted to the New York State Bar in 2006, with a registered practice address in Melville, New York. According to the New York Office of Court Administration, the current registration status on record is Currently registered.

Registration number4363800
Bar statusCurrently registered
Year admitted2006
Judicial departmentDepartment 2
Law schoolSt. Johns University School of Law
Practice cityMelville, NY
CountySuffolk
Firm / organizationBarbiero Bisch O Connor & Commander
Office address35 Pinelawn Rd, Melville, NY, 11747
Phone(631) 481-2390
Next registration dueOct 2026

About Barbiero Bisch O'Connor & Commander LLP

Barbiero Bisch O'Connor & Commander LLP is a multidisciplinary law firm that describes its approach to litigation as personalized and result-driven. The firm's published descriptions focus on the defense of claims involving medical malpractice and nursing home litigation, and its work also extends to personal injury and commercial litigation matters. A separate appellate practice team works alongside the firm's litigation group in the courts of New York City and Long Island.

Practice areas of Barbiero Bisch O'Connor & Commander LLP:

Medical Malpractice Personal Injury Commercial Litigation Appeals Construction

These are the practice areas the organization describes on its website. They are not a statement about Doreen Dufficy’s own practice or any specialty certification.

View the Barbiero Bisch O'Connor & Commander LLP profile and its 17 registered attorneys →

Office location

Registered office address on file with the New York State Bar. Verify before visiting, as the address reflects the contact on record and may be a firm rather than a personal office.

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Bar status can change at any time. For the authoritative, real-time status of Doreen Dufficy, confirm directly through the official New York Attorney Search using the registration number above. This record is republished from public New York State data and is provided for reference only — it is not legal advice and not an endorsement.

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