Hong an Nguyen, M.D.
NPI 1558781153 · Family Medicine Physician · Celina, TX
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Hong an Nguyen, M.D. is a Family Medicine Physician provider in Celina, TX (NPI 1558781153).
Provider details
- NPI number
- 1558781153
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- Q8762 (TX)
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
12 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
474 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 | 179 | $122 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 115 | $86 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 60 | $123 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 52 | $13 |
| Detection Test By Immunoassay With Direct Visual Observation for Influenza Virus87804 | 25 | $16 |
| Hemoglobin A1c Level83036 | 24 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 82 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 160 | 63 |
| Levothyroxine Sodium | 132 | 45 |
| Rosuvastatin Calcium | 95 | 38 |
| Losartan Potassium | 91 | 35 |
| Amlodipine Besylate | 89 | 36 |
| Metformin Hcl | 86 | 32 |
| Semaglutide |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$562 across 31 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
- 2014-04-22
- Last updated
- 2025-05-30
- Certified
- 2025-05-30
Frequently asked questions
- What is Hong an Nguyen's NPI number?
- Hong an Nguyen's National Provider Identifier (NPI) is 1558781153, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hong an Nguyen's specialty?
- Hong an Nguyen is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Hong an Nguyen located?
- Hong an Nguyen's practice location on file with NPPES is 625 S Preston Rd Ste 130, Celina, TX 75009-4187.
- What is Hong an Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Hong an Nguyen is (469) 915-4825.
- Does Hong an Nguyen accept Medicare?
- Hong an Nguyen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Hong an Nguyen's NPI active?
- Yes — Hong an Nguyen's NPI (1558781153) is active in the NPPES registry as of the last update on 2025-05-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.