Itza V. Castro
Family Nurse Practitioner · Palo Alto, CA
Itza V. Castro is a family nurse practitioner with a practice address in Palo Alto, California, and NPI 1780142737, issued on Mar 8, 2019. Check the license (California 95010737, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Itza V. Castro
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 95010737 CA
Self-reported in NPPES; status is on the state search - Practice location
- 795 EL Camino Real FL 3, Palo Alto, CA 94301
- Phone
- (650) 853-2951
- Enumerated
- Mar 8, 2019
- Record last updated
- Jun 3, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (650) 853-6088
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 16,966 in California → Look up another NPI →
Also registered at 795 EL Camino Real FL 3
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Zachary Reynado-Sabado, NPFamily Nurse Practitioner1548878747
Verify Itza V. Castro in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 95010737Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% more Medicare Part D claims than the average family nurse practitioner in 2024
2,590 Medicare Part D claims for 642 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 1,836 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen554 claims
- Buprenorphine280 claims
- Oxycodone-Acetaminophen252 claims
- Oxycodone Hcl217 claims
- Buprenorphine Hcl180 claims
- Gabapentin126 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: $23.03
1 payment: food and beverage; the largest payer was Abbvie Inc. The 99,489 providers of this specialty with any payment received $650.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Itza V. Castro among 16,966 family nurse practitioner records in California
Itza V. Castro 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 2019, is newer than 50% of them.
- NPI issued2019 · 50% of these records are older, 44% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileNo · 40% of these records are
- Record last updated2020 · 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).
147 family nurse practitioner records list a practice address in Palo Alto
They are 147 of the 7,617 NPPES records with a practice address in Palo Alto, and 16,966 family nurse practitioner records in California.
All 16,966 in California → Every provider in Palo Alto → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Kelly Beim, FNPPalo Alto, CA 943011043428501
- Amy Bennett, FNP-BCPalo Alto, CA 943011366884017
- Kimberly Butler, NPPalo Alto, CA 943011578647244
- Alice Dalizu, N.P.Palo Alto, CA 943011093989402
- Simy George, NPPalo Alto, CA 943011578942330
- Aihua Hu, NP-CPalo Alto, CA 943011265726426
- Rhonda Jones, FNPPalo Alto, CA 943011750532529
- Zuzana Likar, NP-CPalo Alto, CA 943011487087755
Common questions
What is Itza V. Castro's NPI number?
Itza V. Castro's National Provider Identifier (NPI) is 1780142737, issued on Mar 8, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Itza V. Castro located?
The NPPES record lists a practice address at 795 EL Camino Real FL 3, Palo Alto, CA, 94301. Phone: (650) 853-2951. Providers update this record themselves, so call before visiting.
How can I verify Itza V. Castro's license?
NPPES lists California license number 95010737, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Itza V. Castro prescribe under Medicare Part D?
In 2024, Itza V. Castro had 2,590 Medicare Part D claims for 642 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.