NPPES file of Aug 9, 2026

Michael Wei, M.D., PH.D.

Pediatric Hematology & Oncology Physician · Stanford, CA

Michael Wei, M.D., PH.D. is a pediatric hematology & oncology physician with a practice address in Stanford, California, and NPI 1609062637, issued on Sep 24, 2007. Check the license (California A92268, 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
1609062637
Name
Michael Wei
Credential
M.D., PH.D.
Primary taxonomy
Pediatric Hematology & Oncology Physician 2080P0207X
License number
A92268 CA
Self-reported in NPPES; status is on the state search
Practice location
300 Pasteur Dr, Stanford, CA 94305
Phone
(650) 498-7391
Enumerated
Sep 24, 2007
Record last updated
Jul 8, 2008 (not updated in 18 years: call before relying on the address or phone)
Fax
(650) 725-7888
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 300 Pasteur Dr

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

  1. Cooper Aakhus, MDEmergency Medicine Physician1194351007
  2. Oliver Aalami, M.D.Vascular Surgery Physician1225229024
  3. Alistair Aaronson, MDInternal Medicine Physician1457628760
  4. Sumaira Aasi, MDMOHS-Micrographic Surgery Physician1780675181
  5. Fahim Abbasi, M.D.Internal Medicine Physician1841484037
  6. Mohamad Abbass, MDNeurological Surgery Physician1679492151

Verify Michael Wei in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A92268
    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

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Michael Wei among 417 pediatric hematology & oncology physician records in California

Michael Wei, M.D., PH.D. is one of 417 pediatric hematology & oncology physician records with a practice address in California. 53% 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 2007, is newer than 35% of them.

  • NPI issued2007 · 35% of these records are older, 47% newer
  • In a Medicare fileNo · 53% of these records are
  • In the CMS Doctors and Clinicians fileNo · 29% of these records are
  • Record last updated2008 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2080P0207X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pediatric Hematology & Oncology Physician providers in California

There are 417 pediatric hematology & oncology physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 pediatric hematology & oncology physician records with the nearest ZIP codes

  1. Daniel Kraft, M.D.Stanford, CA 943051346311545
  2. Maria-Grazia Roncarolo, M.D.Stanford, CA 943051144622010
  3. Gerald Tiu, MD, PHDStanford, CA 943051073195608
  4. Karen Arane, MDPalo Alto, CA 943041538720834
  5. Alice Bertaina, MD, PHDPalo Alto, CA 943041386136257
  6. Chelsey Burke, MDPalo Alto, CA 943041982066551
  7. Karen Chao, MDPalo Alto, CA 943041194187104
  8. Anju Goyal, MDPalo Alto, CA 943041457849432

Common questions

What is Michael Wei, M.D., PH.D.'s NPI number?

Michael Wei, M.D., PH.D.'s National Provider Identifier (NPI) is 1609062637, issued on Sep 24, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Michael Wei, M.D., PH.D. located?

The NPPES record lists a practice address at 300 Pasteur Dr, Stanford, CA, 94305. Phone: (650) 498-7391. Providers update this record themselves, so call before visiting.

How can I verify Michael Wei, M.D., PH.D.'s license?

NPPES lists California license number A92268, 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.