Quick answers
- Does Shirleen S. Gubuan accept Medicare assignment?
- Yes. Medicare's clinician data says Shirleen S. Gubuan 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 Shirleen S. Gubuan see?
- In 2024, CMS data shows 481 Original Medicare patients and 5,045 services for Shirleen S. Gubuan. This counts Original Medicare only and measures volume, not quality.
- What is Shirleen S. Gubuan's NPI number?
- 1356984637. 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 Shirleen S. Gubuan, 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 | 481 |
|---|---|
| Services billed to Medicare | 5,045 |
| Different services or procedures | 6 |
| Participating Medicare provider | Yes |
| Average age of these patients | 76 |
Most frequent services
- Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes (99309)2,430 services
- Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more (99308)2,272 services
- Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes (99310)159 services
- Advance care planning, first 30 minutes (99497)125 services
- Nursing facility discharge management, more than 30 minutes (99316)58 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 cholesterol75%
- Depression69%
- Alzheimer's disease or dementia64%
- Anxiety59%
- Diabetes55%
Practice locations
Addresses where Shirleen S. Gubuan is enrolled with Medicare (CMS data updated October 2, 2026).
- 2065 Los Gatos Almaden RdSan Jose, CA 95124 (832) 618‑8479
Group practices
Medicare enrollment lists Shirleen S. Gubuan as a member of this group (CMS data updated October 2, 2026).
- Quality Care Solution Inc12 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in San Jose
Clinicians with the same Medicare primary specialty in San Jose, CA — not a recommendation.
Other clinicians in Quality Care Solution Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2019 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1356984637 |
| 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