Katy Leamarie Cowden, NP
Nurse Practitioner · Stanford, CA
Katy Leamarie Cowden, NP is a nurse practitioner with a practice address in Stanford, California, and NPI 1770094427, issued on Oct 21, 2017. Check the license (California 95007649, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Katy Leamarie Cowden
- Credential
- NP
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- 95007649 CA
Self-reported in NPPES; status is on the state search - Practice location
- 300 Pasteur Dr, Stanford, CA 94305
- Phone
- (650) 723-4000
- Enumerated
- Oct 21, 2017
- Record last updated
- Oct 16, 2025
- Medicare enrollment
- Enrolled (PECOS I20171117003042); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 300 Pasteur Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Katy Leamarie Cowden in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 95007649Check 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 nurse practitioner in 2024
11 Medicare Part D claims, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D.
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.
One hospital affiliation
- Stanford Health CareStanford, CA · Acute Care Hospitals5 of 5 stars
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
572 nurse practitioner records list a practice address in Stanford
They are 572 of the 5,606 NPPES records with a practice address in Stanford, and 8,223 nurse practitioner records in California.
All 572 in Stanford → All 8,223 in California → Every provider in Stanford →
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Common questions
What is Katy Leamarie Cowden, NP's NPI number?
Katy Leamarie Cowden, NP's National Provider Identifier (NPI) is 1770094427, issued on Oct 21, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Katy Leamarie Cowden, NP located?
The NPPES record lists a practice address at 300 Pasteur Dr, Stanford, CA, 94305. Phone: (650) 723-4000. Providers update this record themselves, so call before visiting.
How can I verify Katy Leamarie Cowden, NP's license?
NPPES lists California license number 95007649, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Katy Leamarie Cowden, NP prescribe under Medicare Part D?
In 2024, Katy Leamarie Cowden, NP had 11 Medicare Part D claims; 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.