Quick answers
- Does Thuan P. Nguyen accept Medicare assignment?
- Yes. Medicare's clinician data says Thuan P. Nguyen 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 Thuan P. Nguyen see?
- In 2024, CMS data shows 263 Original Medicare patients and 690 services for Thuan P. Nguyen. This counts Original Medicare only and measures volume, not quality.
- What is Thuan P. Nguyen's NPI number?
- 1982086898. 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 Thuan P. Nguyen, 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 | 263 |
|---|---|
| Services billed to Medicare | 690 |
| Different services or procedures | 16 |
| Participating Medicare provider | Yes |
| Average age of these patients | 74 |
Most frequent services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)398 services
- Hospital discharge day management, more than 30 minutes (99239)159 services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)56 services
- Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)21 services
- Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes (99309)11 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%
- Diabetes70%
- Arthritis57%
- Chronic kidney disease57%
- Ischemic heart disease55%
Hospitals where Thuan P. Nguyen works
Medicare's Facility Affiliation Data lists Thuan P. Nguyen 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.
- PIH Health Good Samaritan HospitalLos Angeles, CA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: not listed by Medicare · CCN 050471
Practice locations
Addresses where Thuan P. Nguyen is enrolled with Medicare (CMS data updated October 2, 2026).
- 1225 Wilshire BlvdLos Angeles, CA 90017 (213) 977‑2121
- 12401 Washington BlvdWhittier, CA 90602 (562) 698‑0811
- 12401 Washington Blvd, Suite 100Whittier, CA 90602 (562) 967‑2885
- 12675 La Mirada Blvd, Suite 201and401La Mirada, CA 90638 (562) 903‑7339
- 3630 E Imperial HwyLynwood, CA 90262 (818) 528‑1044
Group practices
Medicare enrollment lists Thuan P. Nguyen as a member of these groups (CMS data updated October 2, 2026).
- PIH Health Physicians622 clinicians in the group
- Epic Medical Group, Inc59 clinicians in the group
Specialties
- Internal Medicineprimary
Other internal medicine doctors in Los Angeles
Clinicians with the same Medicare primary specialty in Los Angeles, CA — not a recommendation.
Other clinicians in PIH Health Physicians
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Graduation year | 2015 (11 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1982086898 |
| 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