Lien-Khuong Tran, M.D.
NPI 1972843415 · Pulmonary Disease Physician · Riverside, CA
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lien-Khuong Tran, M.D. is a Pulmonary Disease Physician provider in Riverside, CA (NPI 1972843415).
Provider details
- NPI number
- 1972843415
- Entity type
- Individual
- Primary specialty
- Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- A182666 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
13 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,148 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Critical Care, First 30-74 Minutes99291 | 718 | $224 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 152 | $84 |
| Critical Care, Each Additional 30 Minutes99292 | 78 | $113 |
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 75 | $53 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 50 | $139 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 45 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 16 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta | 75 | 21 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 50 | 27 |
| Prednisone | 26 | 21 |
| Budesonide/Glycopyr/Formoterolbrand: Breztri Aerosphere | 20 | — |
| Montelukast Sodium | 20 | — |
| Pantoprazole Sodium | 18 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$179 across 9 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2013-02-20
- Last updated
- 2025-04-26
- Certified
- 2025-04-26
Frequently asked questions
- What is Lien-Khuong Tran's NPI number?
- Lien-Khuong Tran's National Provider Identifier (NPI) is 1972843415, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lien-Khuong Tran's specialty?
- Lien-Khuong Tran is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Lien-Khuong Tran located?
- Lien-Khuong Tran's practice location on file with NPPES is 4234 Riverwalk Pkwy Ste 230, Riverside, CA 92505-3312.
- What is Lien-Khuong Tran's phone number?
- The practice phone number listed in the NPPES registry for Lien-Khuong Tran is (951) 781-3672.
- Does Lien-Khuong Tran accept Medicare?
- Lien-Khuong Tran is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lien-Khuong Tran's NPI active?
- Yes — Lien-Khuong Tran's NPI (1972843415) is active in the NPPES registry as of the last update on 2025-04-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.