Shirleen Gubuan, MSN, RN, AGACNP-BC
NPI 1356984637 · Acute Care Nurse Practitioner · Gilroy, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Shirleen Gubuan, MSN, RN, AGACNP-BC is a Acute Care Nurse Practitioner provider in Gilroy, CA (NPI 1356984637).
Provider details
- NPI number
- 1356984637
- Entity type
- Individual
- Primary specialty
- Acute Care Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- MSN, RN, AGACNP-BC
- Sex
- Female
- Sole proprietor
- No
- License
- 2019051297 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
6 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
5,044 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 2,430 | $106 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 2,272 | $74 |
| Subsequent Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, at Least 45 Minutes99310 | 159 | $151 |
| Advance Care Planning, First 30 Minutes99497 | 125 | $81 |
| Nursing Facility Discharge Management, More Than 30 Minutes99316 | 58 | $127 |
Typical Medicare-allowed amounts for these services range $74–$151 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 67 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 129 | 27 |
| Levothyroxine Sodium | 117 | 13 |
| Oxycodone Hcl | 91 | 31 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 81 | 27 |
| Apixabanbrand: Eliquis | 74 | — |
| Furosemide | 73 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2019-10-19
- Last updated
- 2019-10-19
Frequently asked questions
- What is Shirleen Gubuan's NPI number?
- Shirleen Gubuan's National Provider Identifier (NPI) is 1356984637, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Shirleen Gubuan's specialty?
- Shirleen Gubuan is listed in the NPPES registry with a primary specialty of Acute Care Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Shirleen Gubuan located?
- Shirleen Gubuan's practice location on file with NPPES is 11 Takko Machi Ln, Gilroy, CA 95020-6687.
- What is Shirleen Gubuan's phone number?
- The practice phone number listed in the NPPES registry for Shirleen Gubuan is (408) 802-8951.
- Does Shirleen Gubuan accept Medicare?
- Shirleen Gubuan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Shirleen Gubuan's NPI active?
- Yes — Shirleen Gubuan's NPI (1356984637) is active in the NPPES registry as of the last update on 2019-10-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.