NPPES file of Aug 9, 2026

Cynthia Castillo

Cardiovascular Specialist/Technologist · San Josse, CA

Cynthia Castillo is a cardiovascular specialist/technologist with a practice address in San Josse, California, and NPI 1841712221, issued on Jul 7, 2017. Check the license with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1841712221
Name
Cynthia Castillo
Primary taxonomy
Cardiovascular Specialist/Technologist 246X00000X
Practice location
4742 Canyon River Court, San Josse, CA 95136
Phone
(408) 594-3021
Enumerated
Jul 7, 2017
Record last updated
Jul 21, 2022
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Verify Cynthia Castillo in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this professionCheck 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
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Cardiovascular Specialist/Technologist providers in California

There are 16 cardiovascular specialist/technologist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 16 in California →

Other cardiovascular specialist/technologist records in California

  1. Marc Bullock, CCDSPalo Alto, CA1558290130
  2. Lawrence Carpenter, CCPFremont, CA1073645651
  3. Carol CarterSan Francisco, CA1619220415
  4. Terrance Evenmo, RDCSBakersfield, CA1730035783
  5. Charles HaLong Beach, CA1508231937
  6. Hesham HaltehDaly City, CA1396432456
  7. Thanh HuynhNorthridge, CA1124520978
  8. Robert Lane, CCPGlendale, CA1427178946
  9. Matthew Marron, RCSOceano, CA1346193760
  10. James McCarthy, CCPMountain View, CA1629294335

Common questions

What is Cynthia Castillo's NPI number?

Cynthia Castillo's National Provider Identifier (NPI) is 1841712221, issued on Jul 7, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Cynthia Castillo located?

The NPPES record lists a practice address at 4742 Canyon River Court, San Josse, CA, 95136. Phone: (408) 594-3021. Providers update this record themselves, so call before visiting.

How can I verify Cynthia Castillo's license?

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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.