NPPES file of Aug 9, 2026

Marcus Chenchi Lien, MD

Critical Care Medicine (Internal Medicine) Physician · Yorktown Heights, NY

Marcus Chenchi Lien, MD is a critical care medicine (internal medicine) physician with a practice address in Yorktown Heights, New York, and NPI 1063439941, issued on Jul 16, 2006. Check the license (New York 306373, as entered in NPPES) on the NYS Education Department, Office of the Professions; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1063439941
Name
Marcus Chenchi Lien
Credential
MD
Primary taxonomy
Critical Care Medicine (Internal Medicine) Physician 207RC0200X
License number
306373 NY
Self-reported in NPPES; status is on the state search
Practice location
2649 Strang Blvd Ste 304, Yorktown Heights, NY 10598
Phone
(914) 739-0087
Enumerated
Jul 16, 2006
Record last updated
Sep 16, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(914) 737-1714
Medicaid ID
8483844 WA
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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8 nearest critical care medicine (internal medicine) physician records → All 486 in New York → Look up another NPI →

Also registered at 2649 Strang Blvd Ste 304

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

  1. Philip JocelynPhysician Assistant1841622784

Verify Marcus Chenchi Lien 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 306373    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

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Marcus Chenchi Lien among 486 critical care medicine (internal medicine) physician records in New York

Marcus Chenchi Lien, MD is one of 486 critical care medicine (internal medicine) physician records with a practice address in New York. 90% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 7% of them.

  • NPI issued2006 · 7% of these records are older, 67% newer
  • In a Medicare fileNo · 90% of these records are
  • In the CMS Doctors and Clinicians fileNo · 80% of these records are
  • Record last updated2020 · 43% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0200X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Critical Care Medicine (Internal Medicine) Physician providers in New York

There are 486 critical care medicine (internal medicine) physician records in New York. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 486 in New York → Every provider in Yorktown Heights → Critical Care Medicine (Internal Medicine) Physician nationwide →

The 8 critical care medicine (internal medicine) physician records with the nearest ZIP codes

  1. Daniel Miller, M.D.Valhalla, NY 105951902041171
  2. Konstantin Millerman, MDValhalla, NY 105951679520472
  3. Isaac Pak, DOValhalla, NY 105951497249791
  4. Nelky Ramirez, MDWhite Plains, NY 106011659449437
  5. Jose Rosa, D.O.Valhalla, NY 105951811938947
  6. Francisco Salgueiro, M.D.White Plains, NY 106011114205085
  7. Thomas Newman, M.D.Thornwood, NY 105941215001854
  8. Jeffrey Beechert, M.D.Cortlandt Manor, NY 105671407833833

Common questions

What is Marcus Chenchi Lien, MD's NPI number?

Marcus Chenchi Lien, MD's National Provider Identifier (NPI) is 1063439941, issued on Jul 16, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Marcus Chenchi Lien, MD located?

The NPPES record lists a practice address at 2649 Strang Blvd Ste 304, Yorktown Heights, NY, 10598. Phone: (914) 739-0087. Providers update this record themselves, so call before visiting.

How can I verify Marcus Chenchi Lien, MD's license?

NPPES lists New York license number 306373, 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.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.