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

Dr. Gregory Ronald Zielinski

Individual provider Surgery Physician · NPI 1235661133

Dr. Gregory Ronald Zielinski is a General Surgery in Patchogue, New York. Qualified in 2017, 9 years ago. Practices with New York University, a 5,884-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
9
Licensed in
NY
In the registry since
2017

Practice location Address checks out

157 E Woodside Ave
Patchogue, NY 11772-1421
Phone: (631) 475-1900
Fax: (631) 475-1955
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence 315683 (NY)

Record details

NPI number1235661133
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedMarch 30, 2017
Last updated in NPPESDecember 18, 2023
Certification dateDecember 18, 2023

Medicare enrollment

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

Medicare specialtyGENERAL SURGERY
Medical schoolOTHER
Graduated 2017 (9 years in practice)
Group practice New York University — 5884 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Patchogue