Gilleann Marie Rivera, APRN
Family Nurse Practitioner · Walnut Creek, CA
Gilleann Marie Rivera, APRN is a family nurse practitioner with a practice address in Walnut Creek, California, and NPI 1467234500, issued on Oct 13, 2023. Check the license (California 95025326, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Gilleann Marie Rivera
- Credential
- APRN
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 95025326 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1357 Oakland Blvd, Walnut Creek, CA 94596
- Phone
- (925) 935-3010
- Enumerated
- Oct 13, 2023
- Record last updated
- Oct 13, 2023
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 16,966 in California → Look up another NPI →
Also registered at 1357 Oakland Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Teresa Del Toro GallegosPhysician Assistant1760267017
- Nancy LachanceRegistered Nurse1518441690
- Brenda Medina, RNRegistered Nurse1528799475
- Mariana Saravia, RNRegistered Nurse1386507739
- Jessica Seul, RNRegistered Nurse1831682335
Verify Gilleann Marie Rivera in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 95025326Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average family nurse practitioner in 2024
14 Medicare Part D claims, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Valacyclovir11 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.
Gilleann Marie Rivera among 16,966 family nurse practitioner records in California
Gilleann Marie Rivera, APRN is one of 16,966 family nurse practitioner records with a practice address in California. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 75% of them.
- NPI issued2023 · 75% of these records are older, 17% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileNo · 40% of these records are
- Record last updated2023 · 42% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
107 family nurse practitioner records list a practice address in Walnut Creek
They are 107 of the 6,170 NPPES records with a practice address in Walnut Creek, and 16,966 family nurse practitioner records in California.
All 16,966 in California → Every provider in Walnut Creek → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Elizabeth Bronson, MSN,FNP CERTIFIEDWalnut Creek, CA 945961558436386
- Rachael Cabreira, MSN-FNP-CWalnut Creek, CA 945961013047257
- Maria Angela Dela Rima, NPWalnut Creek, CA 945961093441040
- Kathleen Garcia, FNPWalnut Creek, CA 945961447352307
- Manjit Ghangas, FNPWalnut Creek, CA 945961164568366
- Natalya Golovanov, NP-C, NDWalnut Creek, CA 945961508183468
- Janice Greenberg, R.N.,N.P.Walnut Creek, CA 945961942372297
- Anne Rachel Guijo, N.P.Walnut Creek, CA 945961659898484
Common questions
What is Gilleann Marie Rivera, APRN's NPI number?
Gilleann Marie Rivera, APRN's National Provider Identifier (NPI) is 1467234500, issued on Oct 13, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Gilleann Marie Rivera, APRN located?
The NPPES record lists a practice address at 1357 Oakland Blvd, Walnut Creek, CA, 94596. Phone: (925) 935-3010. Providers update this record themselves, so call before visiting.
How can I verify Gilleann Marie Rivera, APRN's license?
NPPES lists California license number 95025326, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Gilleann Marie Rivera, APRN prescribe under Medicare Part D?
In 2024, Gilleann Marie Rivera, APRN had 14 Medicare Part D claims; the average among family nurse practitioner prescribers was 1,305. 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.