Claire M. Del Signore, M.D.
Pediatrics Physician · San Jose, CA
Claire M. Del Signore, M.D. is a pediatrics physician with a practice address in San Jose, California, and NPI 1427154541, issued on Sep 15, 2006. Check the license (California C50287, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Claire M. Del Signore
- Credential
- M.D.
- Primary taxonomy
- Pediatrics Physician 208000000X
- License number
- C50287 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2505 Samaritan Drive, San Jose, CA 95124
- Phone
- (408) 356-9900
- Enumerated
- Sep 15, 2006
- Record last updated
- Oct 14, 2022
- Fax
- (408) 356-9939
- Entity
- Type 1 · individual
8 nearest pediatrics physician records → All 9,272 in California → Look up another NPI →
Also registered at 2505 Samaritan Drive
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Claire M. Del Signore in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license C50287Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $134.49
1 payment: food and beverage; the largest payer was Abbvie Inc. The 21,580 providers of this specialty with any payment received $842.05 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.
Claire M. Del Signore among 9,272 pediatrics physician records in California
Claire M. Del Signore, M.D. is one of 9,272 pediatrics physician records with a practice address in California. 31% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 4% of them.
- NPI issued2006 · 4% of these records are older, 56% newer
- In a Medicare fileYes · 31% of these records are
- In the CMS Doctors and Clinicians fileNo · 8% of these records are
- Record last updated2022 · 65% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208000000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
227 pediatrics physician records list a practice address in San Jose
They are 227 of the 20,925 NPPES records with a practice address in San Jose, and 9,272 pediatrics physician records in California.
All 9,272 in California → Every provider in San Jose → Pediatrics Physician nationwide →
The 8 pediatrics physician records with the nearest ZIP codes
- Parvez Ahmed, M.D.San Jose, CA 951241114014586
- Anju Bhatia, MDSan Jose, CA 951241497792055
- Allison Chan, MDSan Jose, CA 951241225009970
- Joseph Cirone, MDSan Jose, CA 951241457319022
- Joseph Gali, MDSan Jose, CA 951241437182441
- Jenny Griswold, M.D.San Jose, CA 951241245380013
- Christine Halaburka, M.D.San Jose, CA 951241669583829
- Sandra Lee, M.D.San Jose, CA 951241578674461
Common questions
What is Claire M. Del Signore, M.D.'s NPI number?
Claire M. Del Signore, M.D.'s National Provider Identifier (NPI) is 1427154541, issued on Sep 15, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Claire M. Del Signore, M.D. located?
The NPPES record lists a practice address at 2505 Samaritan Drive, San Jose, CA, 95124. Phone: (408) 356-9900. Providers update this record themselves, so call before visiting.
How can I verify Claire M. Del Signore, M.D.'s license?
NPPES lists California license number C50287, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
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.