Yen Dung Nguyen, M.D.
NPI 1154404648 · Family Medicine Physician · Oklahoma City, OK
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Yen Dung Nguyen, M.D. is a Family Medicine Physician provider in Oklahoma City, OK (NPI 1154404648).
Provider details
- NPI number
- 1154404648
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 22732 (OK)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 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
727 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 | 237 | $82 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 155 | $9 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 98 | $68 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 81 | $12 |
| Hemoglobin A1c Level83036 | 40 | $9 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 63 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 143 | 38 |
| Atorvastatin Calcium | 118 | 35 |
| Rosuvastatin Calcium | 111 | 35 |
| Telmisartan | 79 | 25 |
| Duloxetine Hcl | 76 | 19 |
| Montelukast Sodium | 65 | 22 |
| Meloxicam | 61 | 15 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$18 across 1 record (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
- 2006-10-20
- Last updated
- 2020-10-20
- Certified
- 2020-10-20
Frequently asked questions
- What is Yen Dung Nguyen's NPI number?
- Yen Dung Nguyen's National Provider Identifier (NPI) is 1154404648, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Yen Dung Nguyen's specialty?
- Yen Dung Nguyen is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Yen Dung Nguyen located?
- Yen Dung Nguyen's practice location on file with NPPES is 100 W Main St, Oklahoma City, OK 73102-9024.
- What is Yen Dung Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Yen Dung Nguyen is (405) 815-5060.
- Does Yen Dung Nguyen accept Medicare?
- Yen 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 Yen Dung Nguyen's NPI active?
- Yes — Yen Dung Nguyen's NPI (1154404648) is active in the NPPES registry as of the last update on 2020-10-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.