NPPES file of Aug 9, 2026

Jill Olmstead, N.P.

Nurse Practitioner · Fullerton, CA

Jill Olmstead, N.P. is a nurse practitioner with a practice address in Fullerton, California, and NPI 1740276732, issued on Sep 23, 2005. Check the license (California NP8926, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1740276732
Name
Jill Olmstead
Credential
N.P.
Primary taxonomy
Nurse Practitioner 363L00000X
License number
NP8926 CA
Self-reported in NPPES; status is on the state search
Practice location
1837 Sunny Crest Dr, Fullerton, CA 92835
Phone
(714) 446-5831
Enumerated
Sep 23, 2005
Record last updated
Nov 9, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20051115000649); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1837 Sunny Crest Dr

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Martin Carr, M.D.Gastroenterology Physician1326034265
  2. Maica Javien, NP-CFamily Nurse Practitioner1255086443
  3. Patrick Koo, MDGastroenterology Physician1801152772
  4. Thu Le, FNPFamily Nurse Practitioner1033698915
  5. Erica Lee, NPFamily Nurse Practitioner1013506740
  6. Sajen Mathews, MDGastroenterology Physician1326048323

Verify Jill Olmstead in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license NP8926
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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34% fewer Medicare Part D claims than the average nurse practitioner in 2024

730 Medicare Part D claims for 234 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims.

  1. Jill Olmstead730
  2. Specialty average1,109

Most prescribed

  1. Omeprazole165 claims
  2. Pantoprazole Sodium158 claims
  3. Linzess102 claims
  4. Famotidine69 claims
  5. Dicyclomine Hcl37 claims
  6. Cholestyramine18 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: $11,961.71

100 payments; by number, the most common kind was food and beverage; the largest payer was Phathom Pharmaceuticals, Inc. The 38,884 providers of this specialty with any payment received $791.64 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Jill Olmstead$11,962
  2. Specialty average$792

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Providence Medical FoundationFullerton, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Jill Olmstead among 8,223 nurse practitioner records in California

Jill Olmstead, N.P. 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 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 98% newer
  • In a Medicare fileYes · 65% of these records are
  • In the CMS Doctors and Clinicians fileYes · 42% of these records are
  • Graduated1997 · median 2017 among the 3,425 with a school on file
  • Record last updated2021 · 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.

The 8 nurse practitioner records with the nearest ZIP codes

  1. Joy Amundson, NPFullerton, CA 928351194073692
  2. Kate Boulder, DNP, FNP-C, AGNP-CFullerton, CA 928351265946610
  3. Emalee Corbera, N.P.Fullerton, CA 928351962534792
  4. Michelle Corcoran, NPFullerton, CA 928351881802759
  5. Sarah Dejesus, N.PFullerton, CA 928351689063273
  6. Phillip HoFullerton, CA 928351508465113
  7. Janet Kong, NPFullerton, CA 928351114309192
  8. Luminita MannFullerton, CA 928351326338450

Common questions

What is Jill Olmstead, N.P.'s NPI number?

Jill Olmstead, N.P.'s National Provider Identifier (NPI) is 1740276732, issued on Sep 23, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Jill Olmstead, N.P. located?

The NPPES record lists a practice address at 1837 Sunny Crest Dr, Fullerton, CA, 92835. Phone: (714) 446-5831. Providers update this record themselves, so call before visiting.

How can I verify Jill Olmstead, N.P.'s license?

NPPES lists California license number NP8926, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Jill Olmstead, N.P. prescribe under Medicare Part D?

In 2024, Jill Olmstead, N.P. had 730 Medicare Part D claims for 234 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.