Dennis Duong, DO
NPI 1992202626 · Student in an Organized Health Care Education/Training Program · Downey, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dennis Duong, DO is a Student in an Organized Health Care Education/Training Program provider in Downey, CA (NPI 1992202626).
Provider details
- NPI number
- 1992202626
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 yrs in NPPES registry
- Profile completeness38% of score
83% 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 · 61 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 228 | 101 |
| Atorvastatin Calcium | 216 | 96 |
| Lisinopril | 164 | 59 |
| Losartan Potassium | 125 | 54 |
| Metformin Hcl | 107 | 51 |
| Levothyroxine Sodium | 93 | 39 |
| Simvastatin | 89 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2018-04-10
- Last updated
- 2021-12-06
- Certified
- 2021-06-17
Frequently asked questions
- What is Dennis Duong's NPI number?
- Dennis Duong's National Provider Identifier (NPI) is 1992202626, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dennis Duong's specialty?
- Dennis Duong is listed in the NPPES registry with a primary specialty of Student in an Organized Health Care Education/Training Program (Student, Health Care).
- Where is Dennis Duong located?
- Dennis Duong's practice location on file with NPPES is 9449 Imperial Hwy Ste 310, Downey, CA 90242-2814.
- What is Dennis Duong's phone number?
- The practice phone number listed in the NPPES registry for Dennis Duong is (833) 574-2273.
- Does Dennis Duong accept Medicare?
- Dennis Duong is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Dennis Duong's NPI active?
- Yes — Dennis Duong's NPI (1992202626) is active in the NPPES registry as of the last update on 2021-12-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.