Gianvieve Schwirblat
Family Nurse Practitioner · Grass Valley, CA
Gianvieve Schwirblat is a family nurse practitioner with a practice address in Grass Valley, California, and NPI 1568010312, issued on Aug 26, 2019. Check the license (California 95013417, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Gianvieve Schwirblat
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License numbers
- 95013417 CA
95156548 CA
Self-reported in NPPES; status is on the state search - Practice location
- 844 Old Tunnel RD, Grass Valley, CA 95945
- Phone
- (530) 274-9762
- Enumerated
- Aug 26, 2019
- Record last updated
- Apr 30, 2024
- Fax
- (530) 273-7255
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 16,966 in California → Look up another NPI →
Also registered at 844 Old Tunnel RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Chase Duhon, PA-CMedical Physician Assistant1528705258
- Katelyn Fernandez, PA-C, RDPhysician Assistant1316598741
Verify Gianvieve Schwirblat in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 95013417Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
62% fewer Medicare Part D claims than the average family nurse practitioner in 2024
501 Medicare Part D claims for 203 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.
Most prescribed
- Metoprolol Succinate27 claims
- Cephalexin20 claims
- Memantine Hcl19 claims
- Atorvastatin Calcium18 claims
- Levothyroxine Sodium18 claims
- Prednisone18 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.
Gianvieve Schwirblat among 16,966 family nurse practitioner records in California
Gianvieve Schwirblat 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 2019, is newer than 50% of them.
- NPI issued2019 · 50% of these records are older, 44% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileNo · 40% of these records are
- Record last updated2024 · 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).
21 family nurse practitioner records list a practice address in Grass Valley
They are 21 of the 1,540 NPPES records with a practice address in Grass Valley, and 16,966 family nurse practitioner records in California.
All 16,966 in California → Every provider in Grass Valley → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Sarah BlandGrass Valley, CA 959451548781495
- Margo BolanderGrass Valley, CA 959451386091361
- Susan Claydon, N.P.Grass Valley, CA 959451336147057
- Jed ColvinGrass Valley, CA 959451528315538
- Ruth Cutter, N.P.Grass Valley, CA 959451033232012
- Agnes Felicano, NPGrass Valley, CA 959451932413796
- Rebecca Kauk, FNPGrass Valley, CA 959451295263648
- Thais Marek, FNPGrass Valley, CA 959451972087658
Common questions
What is Gianvieve Schwirblat's NPI number?
Gianvieve Schwirblat's National Provider Identifier (NPI) is 1568010312, issued on Aug 26, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Gianvieve Schwirblat located?
The NPPES record lists a practice address at 844 Old Tunnel RD, Grass Valley, CA, 95945. Phone: (530) 274-9762. Providers update this record themselves, so call before visiting.
How can I verify Gianvieve Schwirblat's license?
NPPES lists California license number 95013417, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Gianvieve Schwirblat prescribe under Medicare Part D?
In 2024, Gianvieve Schwirblat had 501 Medicare Part D claims for 203 beneficiaries; 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.