Michelle Gapay, NP
NPI 1558549089 · Nurse Practitioner · Stanford, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michelle Gapay, NP is a Nurse Practitioner provider in Stanford, CA (NPI 1558549089).
Provider details
- NPI number
- 1558549089
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- No
- License
- F430383-1 (NY)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
18 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
447 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 110 | $139 |
| Punch Biopsy, Each Additional Skin Growth11105 | 92 | $24 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 76 | $131 |
| Punch Biopsy, First Skin Growth11104 | 47 | $45 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 45 | $92 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Risdiplambrand: Evrysdi | 88 | — |
| Gabapentin | 77 | 21 |
| Pregabalin | 55 | 12 |
| Baclofen | 48 | 17 |
| Mycophenolate Mofetil | 46 | — |
| Edaravonebrand: Radicava Ors | 44 | — |
| Duloxetine Hcl | 36 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$9,882 across 32 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 550 1st Ave12 West Nursing Station. Tisch HospitalNew York, NY 10016-6402Phone: (212) 263-5058
Registry dates
- Enumerated
- 2008-02-06
- Last updated
- 2025-12-30
- Certified
- 2025-12-30
Frequently asked questions
- What is Michelle Gapay's NPI number?
- Michelle Gapay's National Provider Identifier (NPI) is 1558549089, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michelle Gapay's specialty?
- Michelle Gapay is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Michelle Gapay located?
- Michelle Gapay's practice location on file with NPPES is 300 Pasteur Dr, Stanford, CA 94305-2200.
- What is Michelle Gapay's phone number?
- The practice phone number listed in the NPPES registry for Michelle Gapay is (650) 723-4000.
- Does Michelle Gapay accept Medicare?
- Michelle Gapay is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michelle Gapay's NPI active?
- Yes — Michelle Gapay's NPI (1558549089) is active in the NPPES registry as of the last update on 2025-12-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.