Quick answers
- Does Alyssa A. Matsuo accept Medicare assignment?
- Medicare's clinician data says Alyssa A. Matsuo may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
- How many Medicare patients does Alyssa A. Matsuo see?
- In 2024, CMS data shows 145 Original Medicare patients and 289 services for Alyssa A. Matsuo. This counts Original Medicare only and measures volume, not quality.
- What is Alyssa A. Matsuo's NPI number?
- 1629622543. 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 Alyssa A. Matsuo, 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 | 145 |
|---|---|
| Services billed to Medicare | 289 |
| Different services or procedures | 15 |
| Participating Medicare provider | Yes |
| Average age of these patients | 74 |
Most frequent services
- Photography of the retina (92250)88 services
- Established patient complete exam of visual system (92014)53 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)35 services
- New patient complete exam of visual system (92004)25 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)18 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 pressure63%
- Arthritis44%
- Anxiety25%
- Diabetes24%
- Osteoporosis21%
Practice locations
Addresses where Alyssa A. Matsuo is enrolled with Medicare (CMS data updated October 2, 2026).
- 9221 Sierra College Blvd, Suite 130Roseville, CA 95661 (916) 797‑6747
Group practices
Medicare enrollment lists Alyssa A. Matsuo as a member of this group (CMS data updated October 2, 2026).
- Granite Pointe Eye Care Inc8 clinicians in the group
Specialties
- Optometryprimary
Other optometrists in Roseville
Clinicians with the same Medicare primary specialty in Roseville, CA — not a recommendation.
Other clinicians in Granite Pointe Eye Care Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | OD |
|---|---|
| Optometry school | Western University Of Health Sciences College Of Dental Med |
| Graduation year | 2019 (7 years since optometry school) |
| Gender (as listed) | Female |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1629622543 |
| 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