Trieu Tran, M.D.
NPI 1528179660 · Orthopaedic Surgery Physician · Fountain Valley, CA
Enrolled with Medicare as Practitioner - Orthopedic Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Trieu Tran, M.D. is a Orthopaedic Surgery Physician provider in Fountain Valley, CA (NPI 1528179660).
Provider details
- NPI number
- 1528179660
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A63498 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 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
2,349 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 605 | $98 |
| X-Ray of Knee, 4 Or More Views73564 | 294 | $54 |
| Aspiration And/Or Injection of Fluid Large Joint Using Ultrasound Guidance20611 | 193 | $109 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 193 | $120 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 183 | $139 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 15 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Celecoxib | 178 | 123 |
| Meloxicam | 172 | 113 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 109 | 76 |
| Gabapentin | 108 | 80 |
| Naproxen | 77 | 49 |
| Diclofenac Sodium | 57 | 37 |
| Acetaminophen With Codeinebrand: Acetaminophen-Codeine | 53 | 44 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$54 across 3 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
- 2006-08-31
- Last updated
- 2018-05-07
Frequently asked questions
- What is Trieu Tran's NPI number?
- Trieu Tran's National Provider Identifier (NPI) is 1528179660, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Trieu Tran's specialty?
- Trieu Tran is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Trieu Tran located?
- Trieu Tran's practice location on file with NPPES is 11180 Warner Ave, Fountain Valley, CA 92708-7505.
- What is Trieu Tran's phone number?
- The practice phone number listed in the NPPES registry for Trieu Tran is (714) 893-6008.
- Does Trieu Tran accept Medicare?
- Trieu Tran is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Trieu Tran's NPI active?
- Yes — Trieu Tran's NPI (1528179660) is active in the NPPES registry as of the last update on 2018-05-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.