NPPES file of Aug 9, 2026

Junchieh James Tsay, M.D.

Pulmonary Disease Physician · New York, NY

Junchieh James Tsay, M.D. is a pulmonary disease physician with a practice address in New York, New York, and NPI 1487850731, issued on Jun 25, 2007. Check the license (New York 246428, 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
1487850731
Name
Junchieh James Tsay
Credential
M.D.
Primary taxonomy
Pulmonary Disease Physician 207RP1001X
License number
246428 NY
Self-reported in NPPES; status is on the state search
Practice location
423 E 23RD St, New York, NY 10010
Phone
(212) 686-7500
Enumerated
Jun 25, 2007
Record last updated
Mar 27, 2014 (not updated in 12 years: call before relying on the address or phone)
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 pulmonary disease physician records → All 1,230 in New York → Look up another NPI →

Also registered at 423 E 23RD St

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

  1. Shackera Abbott-Barcoo, RRTGeneral Care Registered Respiratory Therapist1972836682
  2. Joycelyn Adams, OTAOccupational Therapy Assistant1891750709
  3. Julia Agee, MDNeurology Physician1497246003
  4. Hubimer Aguirre, DPTPhysical Therapist1891375861
  5. Syeda Ahmed, RPHPharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1386696094
  6. Tasneem Ahmed, MDRheumatology Physician1598261265

Verify Junchieh James Tsay 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 246428    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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Junchieh James Tsay among 1,230 pulmonary disease physician records in New York

Junchieh James Tsay, M.D. is one of 1,230 pulmonary disease physician records with a practice address in New York. 87% 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 2007, is newer than 53% of them.

  • NPI issued2007 · 53% of these records are older, 37% newer
  • In a Medicare fileNo · 87% of these records are
  • In the CMS Doctors and Clinicians fileNo · 77% of these records are
  • Record last updated2014 · 60% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RP1001X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pulmonary Disease Physician providers in New York

There are 1,230 pulmonary disease physician records in New York. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 1,230 in New York → Every provider in New York → Pulmonary Disease Physician nationwide →

The 8 pulmonary disease physician records with the nearest ZIP codes

  1. Hector Castro, M.D.New York, NY 100101467509406
  2. Marjorie Lee, M.D.New York, NY 100101861422958
  3. Anna Nolan, MDNew York, NY 100101790848448
  4. Harald Sauthoff, M.D.New York, NY 100101063466001
  5. Robert Smith, M.D.New York, NY 100101366486201
  6. Marc Bowen, M.D.New York, NY 100111205815032
  7. Zachary Bregman, MDNew York, NY 100111083778716
  8. Aloke Chakravarti, M.D.New York, NY 100111225459969

Common questions

What is Junchieh James Tsay, M.D.'s NPI number?

Junchieh James Tsay, M.D.'s National Provider Identifier (NPI) is 1487850731, issued on Jun 25, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Junchieh James Tsay, M.D. located?

The NPPES record lists a practice address at 423 E 23RD St, New York, NY, 10010. Phone: (212) 686-7500. Providers update this record themselves, so call before visiting.

How can I verify Junchieh James Tsay, M.D.'s license?

NPPES lists New York license number 246428, 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.