Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Internal Medicine

Thomas Pustorino

Sees patients in Smithtown, NY · New York

Summary

Thomas Pustorino is an internal medicine doctor at 48 Route 25a, Smithtown, NY 11787. Phone: (631) 751-3000. Accepts Medicare assignment. NPI 1538797139. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 48 Route 25a, Smithtown, NY 11787 · Directions
  • Phone: (631) 751‑3000
  • Medicare: Accepts Medicare assignment
  • Group practice: North Shore Hematology Oncology Associates PC
  • Medical school: graduated 2020 (6 years since medical school)
  • Gender (as listed): Male
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Thomas Pustorino, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Thomas Pustorino accept Medicare assignment?
Yes. Medicare's clinician data says Thomas Pustorino accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
What is Thomas Pustorino's NPI number?
1538797139. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Thomas Pustorino is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Thomas Pustorino as a member of this group (CMS data updated October 2, 2026).

  • North Shore Hematology Oncology Associates PC479 clinicians in the group

Specialties

Find other Internal Medicine doctors in New York →

Other internal medicine doctors in Smithtown

Clinicians with the same Medicare primary specialty in Smithtown, NY — not a recommendation.

All internal medicine doctors in Smithtown →

Other clinicians in North Shore Hematology Oncology Associates PC

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

Graduation year2020 (6 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1538797139
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians