Sandra Jean Day, P.A.
Medical Physician Assistant · Yuba City, CA
Sandra Jean Day, P.A. is a medical physician assistant with a practice address in Yuba City, California, and NPI 1346364841, issued on Mar 19, 2007. Check the license (California 17878, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Sandra Jean Day
- Credential
- P.A.
- Primary taxonomy
- Medical Physician Assistant 363AM0700X
- License number
- 17878 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1000 Sutter St, Yuba City, CA 95991
- Phone
- (530) 673-9420
- Enumerated
- Mar 19, 2007
- Record last updated
- Dec 19, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (530) 673-9451
- Entity
- Type 1 · individual
Also registered at 1000 Sutter St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Shameem BathPharmacist1023900131
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Verify Sandra Jean Day in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 17878Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
12% fewer Medicare Part D claims than the average medical physician assistant in 2024
1,006 Medicare Part D claims for 106 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D.
Most prescribed
- Losartan Potassium57 claims
- Atorvastatin Calcium56 claims
- Warfarin Sodium47 claims
- Gabapentin33 claims
- Lisinopril31 claims
- Omeprazole31 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $122.27
6 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 16,165 providers of this specialty with any payment received $1,055.00 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Medical Physician Assistant providers in California
There are 3,376 medical physician assistant records in California.
Other medical physician assistant records in California
- Bridget Abajian, PA-CLos Angeles, CA1518677061
- Crispin Abbott, PHYSICIAN ASSISTANTThousand Oaks, CA1063467926
- Abdol Hamid Abdali Hajiabadi, P.A.Santa Ana, CA1285747964
- Jilbert Abnoosian, PALynwood, CA1447300314
- Reema Aboelrish, PA-CFresno, CA1376466144
- Sakina Abowath, P.A.Diamond Bar, CA1326287525
- Selin Abraamyan, PA-CGlendale, CA1144795899
- Antonious Abraham, PA-CCovina, CA1003434275
- Michelle AbrahamSacramento, CA1952875957
- Therese Abraham, P.A.-CGlendale, CA1063726586
Common questions
What is Sandra Jean Day, P.A.'s NPI number?
Sandra Jean Day, P.A.'s National Provider Identifier (NPI) is 1346364841, issued on Mar 19, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Sandra Jean Day, P.A. located?
The NPPES record lists a practice address at 1000 Sutter St, Yuba City, CA, 95991. Phone: (530) 673-9420. Providers update this record themselves, so call before visiting.
How can I verify Sandra Jean Day, P.A.'s license?
NPPES lists California license number 17878, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Sandra Jean Day, P.A. prescribe under Medicare Part D?
In 2024, Sandra Jean Day, P.A. had 1,006 Medicare Part D claims for 106 beneficiaries; the average among medical physician assistant prescribers was 1,148. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.