Nina Trinh, M.D.
NPI 1811915333 · Rheumatology Physician · La Palma, CA
Enrolled with Medicare as Practitioner - Rheumatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nina Trinh, M.D. is a Rheumatology Physician provider in La Palma, CA (NPI 1811915333).
Provider details
- NPI number
- 1811915333
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A64931 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 34 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 332 | 147 |
| Methotrexate Sodiumbrand: Methotrexate | 286 | 119 |
| Hydroxychloroquine Sulfate | 155 | 65 |
| Adalimumab-Attobrand: Amjevita(cf) Autoinjector | 128 | 22 |
| Etanerceptbrand: Enbrel Sureclick | 103 | 15 |
| Leflunomide | 94 | 41 |
| Gabapentin |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-17
- Last updated
- 2023-03-07
Frequently asked questions
- What is Nina Trinh's NPI number?
- Nina Trinh's National Provider Identifier (NPI) is 1811915333, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nina Trinh's specialty?
- Nina Trinh is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Nina Trinh located?
- Nina Trinh's practice location on file with NPPES is 5451 La Palma Ave, La Palma, CA 90623-1728.
- What is Nina Trinh's phone number?
- The practice phone number listed in the NPPES registry for Nina Trinh is (714) 670-1340.
- Does Nina Trinh accept Medicare?
- Nina Trinh is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nina Trinh's NPI active?
- Yes — Nina Trinh's NPI (1811915333) is active in the NPPES registry as of the last update on 2023-03-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.