Diana Patricia Kobayashi, NNP
Critical Care Neonatal Nurse Practitioner · Palo Alto, CA
Diana Patricia Kobayashi, NNP is a critical care neonatal nurse practitioner with a practice address in Palo Alto, California, and NPI 1841554011, issued on Jul 2, 2012. Check the license (California 9767, as entered in NPPES) with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Diana Patricia Kobayashi
- Credential
- NNP
- Primary taxonomy
- Critical Care Neonatal Nurse Practitioner 363LN0005X
- License number
- 9767 CA
Self-reported in NPPES; status is on the state search - Practice location
- 725 Welch Road, Palo Alto, CA 94304
- Phone
- (650) 497-8800
- Enumerated
- Jul 2, 2012
- Record last updated
- Jul 2, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (650) 497-8034
- Entity
- Type 1 · individual
8 nearest critical care neonatal nurse practitioner records → All 111 in California → Look up another NPI →
Also registered at 725 Welch Road
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Diana Patricia Kobayashi in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 9767Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Diana Patricia Kobayashi among 111 critical care neonatal nurse practitioner records in California
Diana Patricia Kobayashi, NNP is one of 111 critical care neonatal nurse practitioner records with a practice address in California. 10% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2012, is newer than 44% of them.
- NPI issued2012 · 44% of these records are older, 52% newer
- In a Medicare fileNo · 10% of these records are
- In the CMS Doctors and Clinicians fileNo · 5% of these records are
- Record last updated2012 · 67% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LN0005X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Critical Care Neonatal Nurse Practitioner providers in California
There are 111 critical care neonatal nurse practitioner records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 111 in California → Every provider in Palo Alto → Critical Care Neonatal Nurse Practitioner nationwide →
The 8 critical care neonatal nurse practitioner records with the nearest ZIP codes
- Anne Debattista, NPPalo Alto, CA 943041518092899
- Elizabeth Fluharty, NNPPalo Alto, CA 943041063718443
- Matthew Ly, NPPalo Alto, CA 943041164037644
- Laura Popovich, NNP-BCPalo Alto, CA 943041720369945
- Shelby Vallandingham, NPPalo Alto, CA 943041528517125
- Cecelia Glennon, NP, RNStanford, CA 943051730407479
- Kacy Minot, NNP-BCSan Francisco, CA 941581326417221
- Tamsin Barker, MSN, NNP-BCSan Francisco, CA 941431538049721
Common questions
What is Diana Patricia Kobayashi, NNP's NPI number?
Diana Patricia Kobayashi, NNP's National Provider Identifier (NPI) is 1841554011, issued on Jul 2, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Diana Patricia Kobayashi, NNP located?
The NPPES record lists a practice address at 725 Welch Road, Palo Alto, CA, 94304. Phone: (650) 497-8800. Providers update this record themselves, so call before visiting.
How can I verify Diana Patricia Kobayashi, NNP's license?
NPPES lists California license number 9767, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity 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. 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.