Registry data as of Aug 27, 2026

Tak Chan, M.D.

Internal Medicine Physician · Flushing, NY

Tak Chan, M.D. is an internal medicine physician with a practice address in Flushing, New York, and NPI 1265437842, issued on Jun 20, 2005. Check the license (New York 204551, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1265437842
Name
Tak Chan
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
204551 NY
Self-reported in NPPES; status is on the state search
Practice location
13338 41St RD, Flushing, NY 11355
Phone
(718) 445-7788
Enumerated
Jun 20, 2005
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 13338 41St RD

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Anna Victoria Bayron, PTPhysical Therapist1689904567
  2. Patricia Cai, DCChiropractor1124193420
  3. Li Chang, D.D.S.Prosthodontics1114170040
  4. Cong He, M.D.Anesthesiology Physician1194887281
  5. Marilou Ilie, PTPhysical Therapist1861714750
  6. Albert Leung, M.D.Urology Physician1487626578

Verify Tak Chan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
    Search for license 204551
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Open the New York license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

44% fewer Medicare Part D claims than the average internal medicine physician in 2024

1,549 Medicare Part D claims for 113 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims.

  1. Tak Chan1,549
  2. Specialty average2,785

Most prescribed

  1. Atorvastatin Calcium182 claims
  2. Amlodipine Besylate138 claims
  3. Metformin Hcl138 claims
  4. Losartan Potassium126 claims
  5. Simvastatin112 claims
  6. Raloxifene Hcl105 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

280 internal medicine physician records list a Flushing practice address

They are 280 of the 6,354 NPPES records with a Flushing practice address, and 13,725 internal medicine physician records in New York.

Other internal medicine physician records in New York

  1. Deborah Aanonsen, D.O.Staten Island, NY1952395717
  2. Nivedita Aanur, M.D.New York, NY1982833471
  3. Jay Aaron, MDGreat Neck, NY1245332956
  4. Justin Aaron, MDNew York, NY1619243912
  5. Ahmad AbadiPoughkeepsie, NY1780258517
  6. Jamsheed Abadi, MDBrooklyn, NY1477537496
  7. Theophine Abakporo, M.D.Brooklyn, NY1972564813
  8. Antonieta Abarientos, MDNew Rochelle, NY1649285123
  9. Charles Abate, MDOssining, NY1720180003
  10. Vyachislav Abayev, M.D.Brooklyn, NY1437394574

Common questions

What is Tak Chan, M.D.'s NPI number?

Tak Chan, M.D.'s National Provider Identifier (NPI) is 1265437842, issued on Jun 20, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Tak Chan, M.D. located?

The NPPES record lists a practice address at 13338 41St RD, Flushing, NY, 11355. Phone: (718) 445-7788. Providers update this record themselves, so call before visiting.

How can I verify Tak Chan, M.D.'s license?

NPPES lists New York license number 204551, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Tak Chan, M.D. prescribe under Medicare Part D?

In 2024, Tak Chan, M.D. had 1,549 Medicare Part D claims for 113 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.