Quick answers
- Does Dan Phuong T. Nguyen accept Medicare assignment?
- Yes. Medicare's clinician data says Dan Phuong T. 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 Dan Phuong T. Nguyen see?
- In 2024, CMS data shows 21 Original Medicare patients and 32 services for Dan Phuong T. Nguyen. This counts Original Medicare only and measures volume, not quality.
- What is Dan Phuong T. Nguyen's NPI number?
- 1245692722. 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 Dan Phuong T. 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 | 21 |
|---|---|
| Services billed to Medicare | 32 |
| Different services or procedures | 7 |
| Participating Medicare provider | Yes |
| Average age of these patients | 68 |
Most frequent services
- Established patient complete exam of visual system (92014)13 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 pressure71%
- Diabetes57%
- High cholesterol52%
Hospitals where Dan Phuong T. Nguyen works
Medicare's Facility Affiliation Data lists Dan Phuong T. 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.
- Boston Medical CenterBoston, MA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 220031
Practice locations
Addresses where Dan Phuong T. Nguyen is enrolled with Medicare (CMS data updated October 2, 2026).
- 637 Washington StDorchester, MA 02124 (617) 825‑9660
Group practices
Medicare enrollment lists Dan Phuong T. Nguyen as a member of this group (CMS data updated October 2, 2026).
- Codman Square Health Center, Inc67 clinicians in the group
Specialties
- Optometryprimary
Other optometrists in Dorchester
Clinicians with the same Medicare primary specialty in Dorchester, MA — not a recommendation.
Other clinicians in Codman Square Health Center, Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | OD |
|---|---|
| Graduation year | 2015 (11 years since optometry school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1245692722 |
| 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