Quick answers
- Does Rosa P. Nguyen accept Medicare assignment?
- Medicare's clinician data says Rosa P. Nguyen may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
- How many Medicare patients does Rosa P. Nguyen see?
- In 2024, CMS data shows 43 Original Medicare patients and 87 services for Rosa P. Nguyen. This counts Original Medicare only and measures volume, not quality.
- What is Rosa P. Nguyen's NPI number?
- 1518044957. 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 Rosa 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 | 43 |
|---|---|
| Services billed to Medicare | 87 |
| Different services or procedures | 8 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- Exam of visual field with extended testing (92083)28 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)24 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 cholesterol74%
- High blood pressure72%
- Arthritis26%
Practice locations
Addresses where Rosa P. Nguyen is enrolled with Medicare (CMS data updated October 2, 2026).
- 16568 Southwest FwySugar Land, TX 77479 (281) 240‑9545
- 1848 FM 359 RdRichmond, TX 77406 (281) 232‑8257
- 1848 FM 359 Rd, Optomeyes VisionRichmond, TX 77406
Group practices
Medicare enrollment lists Rosa P. Nguyen as a member of this group (CMS data updated October 2, 2026).
- Pham Vision, Inc.2 clinicians in the group
Specialties
- Optometryprimary
Other optometrists in Sugar Land
Clinicians with the same Medicare primary specialty in Sugar Land, TX — not a recommendation.
Other clinicians in Pham Vision, Inc.
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | OD |
|---|---|
| Optometry school | University Of Houston - College Of Optometry |
| Graduation year | 2000 (26 years since optometry school) |
| Gender (as listed) | Female |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1518044957 |
| 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
- 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