NPPES file of Aug 9, 2026

Lien-Khuong Pham Tran, M.D.

Pulmonary Disease Physician · Riverside, CA

Lien-Khuong Pham Tran, M.D. is a pulmonary disease physician with a practice address in Riverside, California, and NPI 1972843415, issued on Feb 20, 2013. Check the license (California A182666, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1972843415
Name
Lien-Khuong Pham Tran
Credential
M.D.
Primary taxonomy
Pulmonary Disease Physician 207RP1001X
License numbers
A182666 CA
S5795 TX
Self-reported in NPPES; status is on the state search
Practice location
4234 Riverwalk Pkwy Ste 230, Riverside, CA 92505
Phone
(951) 781-3672
Enumerated
Feb 20, 2013
Record last updated
Apr 26, 2025
Fax
(951) 781-0365
Medicare enrollment
Enrolled (PECOS I20230328002305); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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 4234 Riverwalk Pkwy Ste 230

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

  1. Charles Abreu, MDHospitalist Physician1942837323
  2. Faraz Afridi, MDPulmonary Disease Physician1871905257
  3. Masood Ahmad, M.D.Critical Care Medicine (Internal Medicine) Physician1073069332
  4. Mohamad Al Sayed, MDEndocrinology, Diabetes & Metabolism Physician1568428134
  5. Ahmad Alazzeh, MDPulmonary Disease Physician1194037945
  6. Judy Alfonso, PA-CPhysician Assistant1154471514

Verify Lien-Khuong Pham Tran in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A182666
    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 California license search

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67% fewer Medicare Part D claims than the average pulmonary disease physician in 2024

471 Medicare Part D claims for 119 beneficiaries, against an average of 1,425 among the 11,596 providers of this specialty who prescribed in Part D. Brand-name drugs were 64% of claims.

  1. Lien-Khuong Tran471
  2. Specialty average1,425

Most prescribed

  1. Trelegy Ellipta75 claims
  2. Albuterol Sulfate Hfa50 claims
  3. Prednisone26 claims
  4. Breztri Aerosphere20 claims
  5. Montelukast Sodium20 claims
  6. Pantoprazole Sodium18 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 73 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score56.8
  2. Costout of 100 · 30%34.2
  3. Promoting interoperabilityout of 100 · 25%83.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $179.32

9 payments; by number, the most common kind was food and beverage; the largest payer was United Therapeutics Corporation. 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. Lien-Khuong Tran$179.32
  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 2 group practices

  1. EL-Bershawi Medical CorpRiverside, CA
  2. Western Institute OF Critical Care Medicine, IncCorona, CA

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

Pulmonary Disease Physician providers in California

There are 1,443 pulmonary disease physician records in California.

Other pulmonary disease physician records in California

  1. Manoochehr Abadian Sharifabad, M.D.Fountain Valley, CA1164655817
  2. Mahmoud Abdallah, DOGarden Grove, CA1871014027
  3. Mohamad Abdelfattah, MDFullerton, CA1134539711
  4. Loui Abdelghani, M.DStockton, CA1912161787
  5. Zainab Abdulsada, MBCHBSacramento, CA1144858333
  6. John Abe, MDTorrance, CA1578542569
  7. Moustapha Abidali, DOGlendora, CA1669810123
  8. Mohammed Abo Khamis, M.D.Modesto, CA1508098419
  9. Arin Aboulian, MDGlendale, CA1104038256
  10. Khader Abounasr, MDRancho Cucamonga, CA1780884015

Common questions

What is Lien-Khuong Pham Tran, M.D.'s NPI number?

Lien-Khuong Pham Tran, M.D.'s National Provider Identifier (NPI) is 1972843415, issued on Feb 20, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Lien-Khuong Pham Tran, M.D. located?

The NPPES record lists a practice address at 4234 Riverwalk Pkwy Ste 230, Riverside, CA, 92505. Phone: (951) 781-3672. Providers update this record themselves, so call before visiting.

How can I verify Lien-Khuong Pham Tran, M.D.'s license?

NPPES lists California license number A182666, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Lien-Khuong Pham Tran, M.D. prescribe under Medicare Part D?

In 2024, Lien-Khuong Pham Tran, M.D. had 471 Medicare Part D claims for 119 beneficiaries; the average among pulmonary disease physician prescribers was 1,425. Part D covers Medicare prescriptions only.

What is Lien-Khuong Pham Tran, M.D.'s MIPS final score?

The 2023 MIPS final score is 73 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.