Quick answers
- Does Vinhkhiem Nguyen Phuc accept Medicare assignment?
- Yes. Medicare's clinician data says Vinhkhiem Nguyen Phuc accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Vinhkhiem Nguyen Phuc see?
- In 2024, CMS data shows 760 Original Medicare patients and 4,080 services for Vinhkhiem Nguyen Phuc. This counts Original Medicare only and measures volume, not quality.
- What is Vinhkhiem Nguyen Phuc's NPI number?
- 1679532162. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Vinhkhiem Nguyen Phuc, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 760 |
|---|---|
| Services billed to Medicare | 4,080 |
| Different services or procedures | 52 |
| Participating Medicare provider | Yes |
| Average age of these patients | 79 |
Most frequent services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)1,731 services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)277 services
- Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (93000)263 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)245 services
- Ultrasound of heart blood flow, valves and chambers (93320)234 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure75%
- High cholesterol75%
- Diabetes56%
- Arthritis48%
- Chronic kidney disease38%
- Ischemic heart disease36%
Hospitals where Vinhkhiem Nguyen Phuc works
Medicare's Facility Affiliation Data lists Vinhkhiem Nguyen Phuc at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- UCI Health-OrangeOrange, CA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 050348
Practice locations
Addresses where Vinhkhiem Nguyen Phuc is enrolled with Medicare (CMS data updated October 2, 2026).
- 10362 Bolsa AveWestminster, CA 92683 (714) 531‑2091
Specialties
Find other Cardiovascular Disease (Cardiology) doctors in California →
Other cardiologists in Westminster
Clinicians with the same Medicare primary specialty in Westminster, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Harvard Medical School |
| Graduation year | 1981 (45 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1679532162 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians