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TIN LOK WONG DO
NPI 1770213142
Internal Medicine in Washington, DC

Active since June 16, 2022PECOS Enrolled
850 DELAWARE AVE SW, WASHINGTON, DC 20024(202) 715-7900 Get Directions Write a Review

NPPES record last updated: August 18, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Tin Lok Wong Do NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

TIN LOK WONG DO (NPI 1770213142) is an individual internal medicine provider in Washington, District Of Columbia, licensed in District Of Columbia (DO210012630) and active in the NPI registry since June 2022. He is enrolled in Medicare PECOS and is a graduate of Other (2022).

NPPES Registry Identity

NPI1770213142
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameTIN LOK WONGCredential: DO
Location Address850 DELAWARE AVE SWWashington, DC 20024-4208
Mailing Address1100 New Jersey Ave Se Ste 500Washington, DC 20003-3326 · (202) 715-7900
Phone(202) 715-7900
Sole ProprietorNo
Medical School CMSOtherGraduated 2022
Enumeration DateJune 16, 2022
Last NPPES UpdateAugust 18, 2026
NPPES CertifiedAugust 18, 2026
✔ NPI 1770213142 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in DC · DO210012630
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
850 DELAWARE AVE SW, Washington, DC 20024
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Tin Lok Wong Do is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID2961962816
PECOS Enrollment IDI20260901000884
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Tin Lok Wong reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Unity Health Care, Inc.
3.5 mi
Federally Qualified Health Center (FQHC)
3020 14TH ST NW
Washington, DC 20009
  • Reassigned Medicare billing, District of Columbia enrollment
  • 343 clinicians in this Medicare group
NPI 1093894172 (202) 745-4300

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20024 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$147.85 typical visit price
range $65.18 – $194.86
Typical copayment $36.96 (range $16.29 – $48.71)
Most-billed visit code 99204
Established Patient
$113.72 typical visit price
range $21.40 – $158.88
Typical copayment $28.43 (range $5.35 – $39.72)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 3

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. RICHARD R BEBOUT PH.D.
Psychologist (Clinical)
850 DELAWARE AVE SW
WASHINGTON, DC 20024
District of Columbia (240) 353-5806
DR. ELLAINE WILLIAMS MYERS DDS
Dentist (General Practice)
850 DELAWARE AVE SW
WASHINGTON, DC 20024
District of Columbia (202) 548-4562
HYUN JIN KIM MD
Internal Medicine
850 DELAWARE AVE SW
WASHINGTON, DC 20024
District of Columbia (202) 548-4520

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Tin Lok Wong's NPI number?

The NPI number for Tin Lok Wong is 1770213142. It was assigned to this individual provider in the NPPES registry on June 16, 2022.

Where is Tin Lok Wong located?

Tin Lok Wong practices at 850 Delaware Ave SW, Washington, DC 20024. The listed phone number is (202) 715-7900.

What is Tin Lok Wong's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Tin Lok Wong enrolled in Medicare?

Yes. Tin Lok Wong is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Tin Lok Wong's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Tin Lok Wong reassigns Medicare benefits to Unity Health Care, Inc. (Washington, DC). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Tin Lok Wong's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Tin Lok Wong was last updated on August 18, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.