NPPES file of Aug 9, 2026

Carol J. Yuan Duclair, MD

Pulmonary Disease Physician · Flemington, NJ

Carol J. Yuan Duclair, MD is a pulmonary disease physician with a practice address in Flemington, New Jersey, and NPI 1528221850, issued on Jul 7, 2008. Check the license (New Jersey 25MA09092900, as entered in NPPES) on the New Jersey State Board of Medical Examiners; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1528221850
Name
Carol J. Yuan Duclair
Credential
MD
Primary taxonomy
Pulmonary Disease Physician 207RP1001X
License numbers
25MA09092900 NJ
MD472605 PA
FY9932701 PA
Self-reported in NPPES; status is on the state search
Practice location
6 Sand Hill RD, Flemington, NJ 08822
Phone
(908) 237-4080
Enumerated
Jul 7, 2008
Record last updated
Feb 6, 2024
Fax
(908) 237-1749
Medicare enrollment
Enrolled (PECOS I20230522002248); accepts Medicare assignment
Medical or professional school
Albert Einstein College Of Medicine Of Yeshiva University, 2005
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 6 Sand Hill RD

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

  1. Diana AndersonAudiologist1386848703
  2. Karen Braun, PASurgical Physician Assistant1003814542
  3. Rachel Brauner, D.O.Pediatrics Physician1336414069
  4. David Cohn, MDSpecialist1740252261
  5. Wayne Fellmeth, MDPediatrics Physician1891769857
  6. David Filtranti, PASurgical Physician Assistant1174520738

Verify Carol J. Yuan Duclair in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNew Jersey State Board of Medical Examiners
    Search for license 25MA09092900
    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 Jersey license search

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91% fewer Medicare Part D claims than the average pulmonary disease physician in 2024

123 Medicare Part D claims for 52 beneficiaries, against an average of 1,425 among the 11,596 providers of this specialty who prescribed in Part D. Brand-name drugs were 80% of claims.

  1. Carol Yuan Duclair123
  2. Specialty average1,425

Most prescribed

  1. Trelegy Ellipta37 claims
  2. Albuterol Sulfate Hfa16 claims
  3. Ventolin Hfa12 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.

Industry payments in 2024: $124.99

1 payment: food and beverage; the largest payer was GlaxoSmithKline, LLC. The 8,806 providers of this specialty with any payment received $5,159.88 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Carol Yuan Duclair$124.99
  2. Specialty average$5,159.88

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 3 group practices

  1. Hospitalist Physicians OF New Jersey PAEdison, NJ
  2. Princeton Community Hospital Assn. Inc.Princeton, WV
  3. Wellspan Medical GroupEphrata, PA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Carol J. Yuan Duclair among 509 pulmonary disease physician records in New Jersey

Carol J. Yuan Duclair, MD is one of 509 pulmonary disease physician records with a practice address in New Jersey. 87% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 64% of them.

  • NPI issued2008 · 64% of these records are older, 31% newer
  • In a Medicare fileYes · 87% of these records are
  • In the CMS Doctors and Clinicians fileYes · 79% of these records are
  • Graduated2005 · median 1998 among the 401 with a school on file
  • Record last updated2024 · 55% 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 Jersey 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 Jersey

There are 509 pulmonary disease physician records in New Jersey.

The 8 pulmonary disease physician records with the nearest ZIP codes

  1. John Gorski, M.D.Flemington, NJ 088221760877518
  2. Jaime Murray, NPFlemington, NJ 088221437890480
  3. Marylou Nace, CNPFlemington, NJ 088221528244944
  4. Oleksandr Pistun, MDFlemington, NJ 088221629374533
  5. Emily QuickFlemington, NJ 088221568049872
  6. Shrey Shah, MDFlemington, NJ 088221720441934
  7. Lisa Casale, M.D.Edison, NJ 088201982625984
  8. Vincent Donnabella, M.D.Edison, NJ 088201710988860

Common questions

What is Carol J. Yuan Duclair, MD's NPI number?

Carol J. Yuan Duclair, MD's National Provider Identifier (NPI) is 1528221850, issued on Jul 7, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Carol J. Yuan Duclair, MD located?

The NPPES record lists a practice address at 6 Sand Hill RD, Flemington, NJ, 08822. Phone: (908) 237-4080. Providers update this record themselves, so call before visiting.

How can I verify Carol J. Yuan Duclair, MD's license?

NPPES lists New Jersey license number 25MA09092900, as entered by the provider. Search the New Jersey State Board of Medical Examiners at https://newjersey.mylicense.com/verification/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Carol J. Yuan Duclair, MD prescribe under Medicare Part D?

In 2024, Carol J. Yuan Duclair, MD had 123 Medicare Part D claims for 52 beneficiaries; the average among pulmonary disease physician prescribers was 1,425. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 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.

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.