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Internal Medicine

Wing Hang Lau, DO

Works at hospitals in East Meadow, NY · New York

Summary

Dr. Wing Hang Lau, DO is an internal medicine doctor at 2201 Hempstead Tpke, East Meadow, NY 11554. Phone: (516) 486-6862. Accepts Medicare assignment. In 2024, Wing Hang Lau had 105 Original Medicare patients and 459 services. NPI 1568921567. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 2201 Hempstead Tpke, East Meadow, NY 11554 · Directions
  • Phone: (516) 486‑6862
  • Medicare: Accepts Medicare assignment
  • Hospital: Nassau University Medical Center
  • Group practice: Nassau Health Care Corporation
  • Medical school: graduated 2019 (7 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Wing Hang Lau, 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 Wing Hang Lau accept Medicare assignment?
Yes. Medicare's clinician data says Wing Hang Lau 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.
How many Medicare patients does Wing Hang Lau see?
In 2024, CMS data shows 105 Original Medicare patients and 459 services for Wing Hang Lau. This counts Original Medicare only and measures volume, not quality.
What is Wing Hang Lau's NPI number?
1568921567. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Wing Hang Lau, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients105
Services billed to Medicare459
Different services or procedures9
Participating Medicare providerYes
Average age of these patients77

Most frequent services

  1. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)322 services
  2. Hospital discharge day management, 30 minutes or less (99238)55 services
  3. Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes (99231)40 services
  4. Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes (99222)33 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • High cholesterol75%
  • Arthritis63%
  • Diabetes57%
  • Ischemic heart disease55%
  • Heart failure51%

Hospitals where Wing Hang Lau works

Medicare's Facility Affiliation Data lists Wing Hang Lau 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.

Practice locations

Addresses where Wing Hang Lau is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Wing Hang Lau as a member of this group (CMS data updated October 2, 2026).

  • Nassau Health Care Corporation178 clinicians in the group

Specialties

Find other Internal Medicine doctors in New York →

Other internal medicine doctors in East Meadow

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

All internal medicine doctors in East Meadow →

Other clinicians in Nassau Health Care Corporation

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

Clinician information

CredentialDO
Graduation year2019 (7 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1568921567
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. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians