Dung Nguyen, DO
NPI 1023057700 · Internal Medicine Physician · Tucson, AZ
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dung Nguyen, DO is a Internal Medicine Physician provider in Tucson, AZ (NPI 1023057700).
Provider details
- NPI number
- 1023057700
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 2530 (AZ)
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 tenure25% of score
20 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
8,155 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 1,140 | $127 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 666 | $9 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 564 | $10 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 501 | $13 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 480 | $8 |
| Vitamin D-3 Level82306 | 383 | $29 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 150 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rosuvastatin Calcium | 693 | 210 |
| Levothyroxine Sodium | 460 | 115 |
| Losartan Potassium | 422 | 118 |
| Montelukast Sodium | 386 | 109 |
| Amlodipine Besylate | 382 | 99 |
| Atorvastatin Calcium | 340 | 99 |
| Famotidine |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,387 across 67 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
- 2006-06-06
- Last updated
- 2010-02-26
Frequently asked questions
- What is Dung Nguyen's NPI number?
- Dung Nguyen's National Provider Identifier (NPI) is 1023057700, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dung Nguyen's specialty?
- Dung Nguyen is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Dung Nguyen located?
- Dung Nguyen's practice location on file with NPPES is 7340 E Speedway Blvd, Tucson, AZ 85710-1352.
- What is Dung Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Dung Nguyen is (520) 547-7047.
- Does Dung Nguyen accept Medicare?
- Dung Nguyen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Dung Nguyen's NPI active?
- Yes — Dung Nguyen's NPI (1023057700) is active in the NPPES registry as of the last update on 2010-02-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.