Quick answers
- Does Viviana Barquet accept Medicare assignment?
- Yes. Medicare's clinician data says Viviana Barquet 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 Viviana Barquet see?
- In 2024, CMS data shows 85 Original Medicare patients and 164 services for Viviana Barquet. This counts Original Medicare only and measures volume, not quality.
- What is Viviana Barquet's NPI number?
- 1568951853. 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 Viviana Barquet, 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 | 85 |
|---|---|
| Services billed to Medicare | 164 |
| Different services or procedures | 27 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Exam of visual field with extended testing (92083)26 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)24 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)21 services
- Imaging of optic nerve (92133)12 services
- Measurement of corneal curvature and depth of eye (92136)12 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 cholesterol68%
- Arthritis42%
- Diabetes40%
- Chronic kidney disease32%
- Anxiety20%
Practice locations
Addresses where Viviana Barquet is enrolled with Medicare (CMS data updated October 2, 2026).
- 1789 Carr, 21 Suite 310San Juan, PR 00921 (787) 407‑2404
Specialties
- Ophthalmologyprimary
Other ophthalmologists in San Juan
Clinicians with the same Medicare primary specialty in San Juan, PR — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Central Del Caribe Escuela De Medicina |
| Graduation year | 2019 (7 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1568951853 |
| 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