Georgina Giselle Grimm, FNP
Family Nurse Practitioner · Oakland, CA
Georgina Giselle Grimm, FNP is a family nurse practitioner with a practice address in Oakland, California, and NPI 1104367739, issued on Mar 15, 2017. Check the license (California 95006100, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Georgina Giselle Grimm
- Credential
- FNP
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 95006100 CA
Self-reported in NPPES; status is on the state search - Practice location
- 9925 International Blvd, Oakland, CA 94603
- Phone
- (510) 777-1177
- Enumerated
- Mar 15, 2017
- Record last updated
- Mar 15, 2017 (not updated in 9 years: call before relying on the address or phone)
- Fax
- (510) 550-2644
- Medicare enrollment
- Enrolled (PECOS I20170727001553); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 16,966 in California → Look up another NPI →
Also registered at 9925 International Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Hilda AmeyawCommunity Health Worker1912607730
- Perrie AndersenCounselor1427579499
- Tyrone Anderson, BACase Manager/Care Coordinator1558921510
- Gregory ArmstrongCase Manager/Care Coordinator1780392548
Verify Georgina Giselle Grimm in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 95006100Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
4.7 times the Medicare Part D claims of the average family nurse practitioner in 2024
6,169 Medicare Part D claims for 324 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims. 321 claims were for opioids.
Most prescribed
- Atorvastatin Calcium229 claims
- Gabapentin192 claims
- Duloxetine Hcl189 claims
- Losartan Potassium175 claims
- Amlodipine Besylate170 claims
- Buprenorphine Hcl165 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.
Bills Medicare through one group practice
- Open Door Community Health CentersArcata, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Georgina Giselle Grimm among 16,966 family nurse practitioner records in California
Georgina Giselle Grimm, FNP 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 2017, is newer than 40% of them.
- NPI issued2017 · 40% of these records are older, 55% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileYes · 40% of these records are
- Graduated2016 · median 2019 among the 6,793 with a school on file
- Record last updated2017 · 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).
205 family nurse practitioner records list a practice address in Oakland
They are 205 of the 18,558 NPPES records with a practice address in Oakland, and 16,966 family nurse practitioner records in California.
All 16,966 in California → Every provider in Oakland → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Linda AnthonyOakland, CA 946031649079435
- Keyona Boykin, FNPOakland, CA 946031912539966
- Diane FloresOakland, CA 946031750169058
- Amsale Gugessa, NURSE PRACTITIONEROakland, CA 946031396266987
- Monique Jenkins, NURSE PRACTITIONEROakland, CA 946031033921648
- Juan Casillas, NPOakland, CA 946021003165135
- Kathryn Cherbini, NPOakland, CA 946021437462769
- Vanina Gunarto, FNP-BC, RN, PHN, CNSOakland, CA 946021891848990
Common questions
What is Georgina Giselle Grimm, FNP's NPI number?
Georgina Giselle Grimm, FNP's National Provider Identifier (NPI) is 1104367739, issued on Mar 15, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Georgina Giselle Grimm, FNP located?
The NPPES record lists a practice address at 9925 International Blvd, Oakland, CA, 94603. Phone: (510) 777-1177. Providers update this record themselves, so call before visiting.
How can I verify Georgina Giselle Grimm, FNP's license?
NPPES lists California license number 95006100, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Georgina Giselle Grimm, FNP prescribe under Medicare Part D?
In 2024, Georgina Giselle Grimm, FNP had 6,169 Medicare Part D claims for 324 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.