Quick answers
- Does Anthony S. Nguyen accept Medicare assignment?
- Yes. Medicare's clinician data says Anthony S. 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 Anthony S. Nguyen see?
- In 2024, CMS data shows 17 Original Medicare patients and 106 services for Anthony S. Nguyen. This counts Original Medicare only and measures volume, not quality.
- What is Anthony S. Nguyen's NPI number?
- 1538393608. 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 Anthony S. 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 | 17 |
|---|---|
| Services billed to Medicare | 106 |
| Different services or procedures | 12 |
| Participating Medicare provider | Yes |
| Average age of these patients | 74 |
Most frequent services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)25 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)23 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).
- Diabetes71%
Hospitals where Anthony S. Nguyen works
Medicare's Facility Affiliation Data lists Anthony S. 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.
- San Mateo Medical CenterSan Mateo, CA · Acute Care Hospital · Emergency services: listed by Medicare · CCN 050113
Practice locations
Addresses where Anthony S. Nguyen is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 6; the Medicare profile lists all.
- 2059 Clinton Ave, Suite 1Alameda, CA 94501 (510) 521‑2568
- 2089 Vale Rd, Suite 12San Pablo, CA 94806 (510) 232‑0892
- 2445 McCabe Way, Suite 130Irvine, CA 92614 (714) 404‑5641
- 2710 Middlefield RdRedwood City, CA 94063 (650) 573‑2222
- 306 Spruce AveSouth San Francisco, CA 94080 (650) 573‑2222
Group practices
Medicare enrollment lists Anthony S. Nguyen as a member of these groups (CMS data updated October 2, 2026).
- County of San Mateo310 clinicians in the group
- Bay Area Foot Care Inc127 clinicians in the group
- Gurmant P Singh MD Inc3 clinicians in the group
- Optimum Podiatry Services3 clinicians in the group
Specialties
- Podiatryprimary
Other podiatrists in Alameda
Clinicians with the same Medicare primary specialty in Alameda, CA — not a recommendation.
Other clinicians in County of San Mateo
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | DPM |
|---|---|
| Graduation year | 2005 (21 years since podiatric medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1538393608 |
| 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