Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

William James Buckley, MD

Individual provider Cardiovascular Disease Physician · NPI 1710155916

William James Buckley, MD is a Cardiovascular Disease (Cardiology) in Riverhead, New York. Graduated from Rutgers New Jersey Medical School in 2001, 25 years ago. Practices with New York University, a 5,884-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
25
Trained at
Rutgers New Jersey Medical School
Licensed in
NY
In the registry since
2008
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

1279 E Main St
Riverhead, NY 11901-2583
Phone: (631) 727-2100
Fax: (631) 727-2646
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Cardiovascular Disease Physician (primary) Taxonomy 207RC0000X · Licence 233724 (NY)

Record details

NPI number1710155916
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 11, 2008
Last updated in NPPESMarch 1, 2021
Certification dateMarch 1, 2021
Mailing address1279 E Main St, Riverhead, NY 11901-2583

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCARDIOVASCULAR DISEASE (CARDIOLOGY)
Medical schoolRUTGERS NEW JERSEY MEDICAL SCHOOL
Graduated 2001 (25 years in practice)
Group practice New York University — 5884 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

Other providers in Riverhead