NPPES file of Aug 9, 2026

Amy Wan-Ju Kao, M.D.

Diagnostic Radiology Physician · San Bruno, CA

Amy Wan-Ju Kao, M.D. is a diagnostic radiology physician with a practice address in San Bruno, California, and NPI 1891968384, issued on Apr 7, 2008. Check the license (California A112376, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1891968384
Name
Amy Wan-Ju Kao
Credential
M.D.
Primary taxonomy
Diagnostic Radiology Physician 2085R0202X
License number
A112376 CA
Self-reported in NPPES; status is on the state search
Practice location
1001 Sneath LN Ste 310, San Bruno, CA 94066
Phone
(650) 615-6051
Enumerated
Apr 7, 2008
Record last updated
Oct 14, 2025
Fax
(650) 615-6066
Medicare enrollment
Enrolled (PECOS I20260211003288); accepts Medicare assignment
Medical or professional school
Ohio State University College Of Medicine, 2005
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest diagnostic radiology physician records → All 4,500 in California → Look up another NPI →

Verify Amy Wan-Ju Kao in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A112376    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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7 hospitals and group practices

  1. Beacon Orthopaedics And Sports Medicine LtdDublin, OH
  2. Choctaw Nation OF OklahomaTalihina, OK
  3. Creek Nation Hospital And ClinicsOkmulgee, OK
  4. Diagnostic Imaging Associates IncArcadia, CA
  5. Lawton Indian HospitalLawton, OK · Acute Care Hospitals
  6. Pawnee Indian Health CenterPawnee, OK
  7. Wilmington Health PLLCWilmington, NC

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov).

Amy Wan-Ju Kao among 4,500 diagnostic radiology physician records in California

Amy Wan-Ju Kao, M.D. is one of 4,500 diagnostic radiology physician records with a practice address in California. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 59% of them.

  • NPI issued2008 · 59% of these records are older, 36% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated2005 · median 2004 among the 3,130 with a school on file
  • Record last updated2025 · 60% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0202X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Diagnostic Radiology Physician providers in California

There are 4,500 diagnostic radiology physician records in California.

All 4,500 in California → Every provider in San Bruno → Diagnostic Radiology Physician nationwide →

The 8 diagnostic radiology physician records with the nearest ZIP codes

  1. Matthew Cherno, M.D.San Bruno, CA 940661740301555
  2. Brian Curtis, M.D.San Bruno, CA 940661326305012
  3. Wilmer Huang, MDSan Bruno, CA 940661740332436
  4. Ramon Quesada, M.D.Redwood City, CA 940651093739252
  5. Sherry Butler, MDRedwood City, CA 940631124106778
  6. Donald Chan, MDRedwood City, CA 940631235768268
  7. Radhika Dave, M.D.Redwood City, CA 940631881836047
  8. Damon Miller, MDRedwood City, CA 940631043338163

Common questions

What is Amy Wan-Ju Kao, M.D.'s NPI number?

Amy Wan-Ju Kao, M.D.'s National Provider Identifier (NPI) is 1891968384, issued on Apr 7, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Amy Wan-Ju Kao, M.D. located?

The NPPES record lists a practice address at 1001 Sneath LN Ste 310, San Bruno, CA, 94066. Phone: (650) 615-6051. Providers update this record themselves, so call before visiting.

How can I verify Amy Wan-Ju Kao, M.D.'s license?

NPPES lists California license number A112376, 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.

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.