Sandra Day, P.A.
NPI 1346364841 · Medical Physician Assistant · Yuba City, CA
Sandra Day, P.A. is a Medical Physician Assistant provider in Yuba City, CA (NPI 1346364841).
Provider details
- NPI number
- 1346364841
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- P.A.
- Sex
- Female
- Sole proprietor
- No
- License
- 17878 (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 tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 28 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Losartan Potassium | 57 | 23 |
| Atorvastatin Calcium | 56 | 18 |
| Warfarin Sodium | 47 | 14 |
| Gabapentin | 33 | 12 |
| Omeprazole | 31 | 12 |
| Lisinopril | 31 | 15 |
| Amlodipine Besylate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$122 across 6 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
Registry dates
- Enumerated
- 2007-03-19
- Last updated
- 2011-12-19
Frequently asked questions
- What is Sandra Day's NPI number?
- Sandra Day's National Provider Identifier (NPI) is 1346364841, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sandra Day's specialty?
- Sandra Day is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Sandra Day located?
- Sandra Day's practice location on file with NPPES is 1000 Sutter St, Yuba City, CA 95991-3459.
- What is Sandra Day's phone number?
- The practice phone number listed in the NPPES registry for Sandra Day is (530) 673-9420.
- Is Sandra Day's NPI active?
- Yes — Sandra Day's NPI (1346364841) is active in the NPPES registry as of the last update on 2011-12-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.