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Internal Medicine

Tin Lok Wong, DO

Sees patients in Washington, DC · District of Columbia

Summary

Dr. Tin Lok Wong, DO is an internal medicine doctor at 1100 New Jersey Ave SE, Suite 500, Washington, DC 20003. May accept Medicare assignment. NPI 1770213142. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 1100 New Jersey Ave SE, Suite 500, Washington, DC 20003 · Directions
  • Medicare: May accept Medicare assignment
  • Medical school: graduated 2022 (4 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Tin Lok 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 Tin Lok Wong accept Medicare assignment?
Medicare's clinician data says Tin Lok Wong may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
What is Tin Lok Wong's NPI number?
1770213142. 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 Tin Lok Wong is enrolled with Medicare (CMS data updated October 2, 2026).

  • 1100 New Jersey Ave SE, Suite 500Washington, DC 20003

Specialties

Find other Internal Medicine doctors in District of Columbia →

Other internal medicine doctors in Washington

Clinicians with the same Medicare primary specialty in Washington, DC — not a recommendation.

All internal medicine doctors in Washington →

Clinician information

CredentialDO
Graduation year2022 (4 years since medical school)
Gender (as listed)Male
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1770213142
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