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Internal Medicine

Leslie P. Wong, MD

Works at hospitals in Rochester, NY · New York

Summary

Dr. Leslie P. Wong, MD is an internal medicine doctor at 1425 Portland Ave, Rochester, NY 14621. Phone: (585) 922-4000. Accepts Medicare assignment. NPI 1487641957. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 1425 Portland Ave, Rochester, NY 14621 · Directions (1 more location)
  • Phone: (585) 922‑4000
  • Medicare: Accepts Medicare assignment
  • Hospital: Unity Hospital
  • Group practice: Rochester General Hospital (+1 more)
  • Medical school: graduated 1998 (28 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Leslie P. Wong, 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 Leslie P. Wong accept Medicare assignment?
Yes. Medicare's clinician data says Leslie P. Wong 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 Leslie P. Wong's NPI number?
1487641957. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Leslie P. Wong works

Medicare's Facility Affiliation Data lists Leslie P. Wong at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

  • Unity HospitalRochester, NY · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 330226

Practice locations

Addresses where Leslie P. Wong is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Leslie P. Wong as a member of these groups (CMS data updated October 2, 2026).

  • Rochester General Hospital1,182 clinicians in the group
  • The Unity Hospital of Rochester736 clinicians in the group

Specialties

Find other Internal Medicine doctors in New York →

Other internal medicine doctors in Rochester

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

All internal medicine doctors in Rochester →

Other clinicians in Rochester General Hospital

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

Clinician information

CredentialMD
Graduation year1998 (28 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1487641957
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. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  5. Medicare Care Compare — official Medicare tool to look up clinicians