Steven Nguyen, DO
NPI 1891289443 · Emergency Medicine Physician · San Gabriel, CA
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Steven Nguyen, DO is a Emergency Medicine Physician provider in San Gabriel, CA (NPI 1891289443).
Provider details
- NPI number
- 1891289443
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- OT018494 (PA)
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 tenure28% of score
8 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
483 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) |
|---|---|---|
| Emergency Department Visit With High Level of Medical Decision Making99285 | 162 | $173 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 113 | $8 |
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 106 | $120 |
| X-Ray of Chest, 1 View71045 | 58 | $8 |
| Critical Care, First 30-74 Minutes99291 | 44 | $213 |
Typical Medicare-allowed amounts for these services range $8–$213 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ibuprofen | 43 | 43 |
| Cephalexin | 40 | 39 |
| Azithromycin | 29 | 29 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 27 | 27 |
| Ondansetronbrand: Ondansetron Odt | 20 | 19 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 20 | 20 |
| Cyclobenzaprine Hcl | 17 |
Practice location
Mailing address
Additional practice locations (1)
- 5501 Old York RoadPhiladelphia, PA 19141Phone: (215) 456-3834
Registry dates
- Enumerated
- 2018-06-18
- Last updated
- 2022-07-15
- Certified
- 2022-07-15
Frequently asked questions
- What is Steven Nguyen's NPI number?
- Steven Nguyen's National Provider Identifier (NPI) is 1891289443, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Steven Nguyen's specialty?
- Steven Nguyen is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Steven Nguyen located?
- Steven Nguyen's practice location on file with NPPES is 5019 Acacia St Unit 1, San Gabriel, CA 91776-2160.
- What is Steven Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Steven Nguyen is (626) 715-0291.
- Does Steven Nguyen accept Medicare?
- Steven Nguyen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Steven Nguyen's NPI active?
- Yes — Steven Nguyen's NPI (1891289443) is active in the NPPES registry as of the last update on 2022-07-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.