NPPES file of Aug 9, 2026

Allison Chan, MD

Pediatrics Physician · San Jose, CA

Allison Chan, MD is a pediatrics physician with a practice address in San Jose, California, and NPI 1225009970, issued on Jan 31, 2006. Check the license (California A65637, as entered in NPPES) on the Medical Board of California; 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
1225009970
Name
Allison Chan
Credential
MD
Primary taxonomy
Pediatrics Physician 208000000X
License numbers
A65637 CA
015357 ME
Self-reported in NPPES; status is on the state search
Practice location
2577 Samaritan Drive, San Jose, CA 95124
Phone
(408) 358-2755
Enumerated
Jan 31, 2006
Record last updated
Jan 13, 2015 (not updated in 11 years: call before relying on the address or phone)
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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Also registered at 2577 Samaritan Drive

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Odul Amburgey, M.D.Maternal & Fetal Medicine Physician1619196466
  2. Jane Maclean, M.D.Neurology with Special Qualifications in Child Neurology Physician1356578843
  3. Laura Ohara, R.N., P.N.P.Pediatric Nurse Practitioner1003951310
  4. Mary Jane PionkDevelopmental - Behavioral Pediatrics Physician1689755167
  5. Jessica Pizano, PA-CSurgical Physician Assistant1902215726
  6. Ali Soozani, DO PHDPhysical Medicine & Rehabilitation Physician1891759908

Verify Allison Chan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A65637
    Check 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
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Allison Chan among 9,272 pediatrics physician records in California

Allison Chan, MD 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 not. Its NPI, issued in 2006, is newer than 4% of them.

  • NPI issued2006 · 4% of these records are older, 56% newer
  • In a Medicare fileNo · 31% of these records are
  • In the CMS Doctors and Clinicians fileNo · 8% of these records are
  • Record last updated2015 · 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. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 pediatrics physician records with the nearest ZIP codes

  1. Parvez Ahmed, M.D.San Jose, CA 951241114014586
  2. Anju Bhatia, MDSan Jose, CA 951241497792055
  3. Joseph Cirone, MDSan Jose, CA 951241457319022
  4. Claire Del Signore, M.D.San Jose, CA 951241427154541
  5. Joseph Gali, MDSan Jose, CA 951241437182441
  6. Jenny Griswold, M.D.San Jose, CA 951241245380013
  7. Christine Halaburka, M.D.San Jose, CA 951241669583829
  8. Sandra Lee, M.D.San Jose, CA 951241578674461

Common questions

What is Allison Chan, MD's NPI number?

Allison Chan, MD's National Provider Identifier (NPI) is 1225009970, issued on Jan 31, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Allison Chan, MD located?

The NPPES record lists a practice address at 2577 Samaritan Drive, San Jose, CA, 95124. Phone: (408) 358-2755. Providers update this record themselves, so call before visiting.

How can I verify Allison Chan, MD's license?

NPPES lists California license number A65637, 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. 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.