Chelsea Gelbart, NP
Nurse Practitioner · Oakland, CA
Chelsea Gelbart, NP is a nurse practitioner with a practice address in Oakland, California, and NPI 1780333211, issued on Mar 22, 2022. Check the license (California 95018459, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Chelsea Gelbart
- Credential
- NP
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- 95018459 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3100 Summit St., Oakland, CA 94609
- Phone
- (510) 204-3410
- Enumerated
- Mar 22, 2022
- Record last updated
- Jul 15, 2022
- Medicare enrollment
- Enrolled (PECOS I20220906001346); accepts Medicare assignment
- Medical or professional school
- University Of California, San Francisco School Of Medicine, 2021
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 8,223 in California → Look up another NPI →
Verify Chelsea Gelbart in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 95018459Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
71% fewer Medicare Part D claims than the average nurse practitioner in 2024
321 Medicare Part D claims for 72 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. 99 claims were for opioids.
Most prescribed
- Gabapentin26 claims
- Hydrocodone-Acetaminophen26 claims
- Morphine Sulfate Er24 claims
- Quetiapine Fumarate18 claims
- Oxycodone Hcl15 claims
- Mirtazapine14 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
- Sutter Bay Medical FoundationOakland, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Chelsea Gelbart among 8,223 nurse practitioner records in California
Chelsea Gelbart, NP is one of 8,223 nurse practitioner records with a practice address in California. 65% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 77% of them.
- NPI issued2022 · 77% of these records are older, 18% newer
- In a Medicare fileYes · 65% of these records are
- In the CMS Doctors and Clinicians fileYes · 42% of these records are
- Graduated2021 · median 2017 among the 3,425 with a school on file
- Record last updated2022 · 45% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Nurse Practitioner providers in California
There are 8,223 nurse practitioner records in California.
All 8,223 in California → Every provider in Oakland → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Lauren Blanchard, CNFPOakland, CA 946091326057092
- Mitchell D'Arata, N.P.Oakland, CA 946091730108309
- Rebecca Faith, MSN, NPOakland, CA 946091548205115
- Mary Faulkner, NPOakland, CA 946091912964842
- Patricia Flores, NPOakland, CA 946091548228208
- Trista Goldstein, RN, NPOakland, CA 946091306020391
- Simone Ippoliti, NPOakland, CA 946091528514981
- Kathi Lampkin, NPOakland, CA 946091295793057
Common questions
What is Chelsea Gelbart, NP's NPI number?
Chelsea Gelbart, NP's National Provider Identifier (NPI) is 1780333211, issued on Mar 22, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Chelsea Gelbart, NP located?
The NPPES record lists a practice address at 3100 Summit St., Oakland, CA, 94609. Phone: (510) 204-3410. Providers update this record themselves, so call before visiting.
How can I verify Chelsea Gelbart, NP's license?
NPPES lists California license number 95018459, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Chelsea Gelbart, NP prescribe under Medicare Part D?
In 2024, Chelsea Gelbart, NP had 321 Medicare Part D claims for 72 beneficiaries; the average among nurse practitioner prescribers was 1,109. 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.