Trien Dang, M.D.
NPI 1770762619 · Diagnostic Radiology Physician · Orange, CA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Trien Dang, M.D. is a Diagnostic Radiology Physician provider in Orange, CA (NPI 1770762619).
Provider details
- NPI number
- 1770762619
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A101753 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
18 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
2,300 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Dxa Bone Density Measurement of Hip, Pelvis, Spine77080 | 108 | $10 |
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 93 | $90 |
| Ct Scan of Chest With Contrast71260 | 85 | $56 |
| X-Ray of Chest, 1 View71045 | 77 | $9 |
| X-Ray of Chest, 2 Views71046 | 76 | $36 |
| Dxa Bone Density Measurement of Hip, Pelvis, Spine77080 | 74 | $44 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-10-28
- Last updated
- 2007-10-28
Frequently asked questions
- What is Trien Dang's NPI number?
- Trien Dang's National Provider Identifier (NPI) is 1770762619, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Trien Dang's specialty?
- Trien Dang is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Trien Dang located?
- Trien Dang's practice location on file with NPPES is 101 the City Dr S, Orange, CA 92868-3201.
- What is Trien Dang's phone number?
- The practice phone number listed in the NPPES registry for Trien Dang is (626) 675-3929.
- Does Trien Dang accept Medicare?
- Trien Dang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Trien Dang's NPI active?
- Yes — Trien Dang's NPI (1770762619) is active in the NPPES registry as of the last update on 2007-10-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.