NPPES file of Aug 9, 2026

Jin Hee Chang-Yu, D.O.

Maternal & Fetal Medicine Physician · San Jose, CA

Jin Hee Chang-Yu, D.O. is a maternal & fetal medicine physician with a practice address in San Jose, California, and NPI 1104016781, issued on Jul 30, 2007. Check the license (California 20A10301, 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 · Medicare files 2023 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1104016781
Name
Jin Hee Chang-Yu
Credential
D.O.
Primary taxonomy
Maternal & Fetal Medicine Physician 207VM0101X
License number
20A10301 CA
Self-reported in NPPES; status is on the state search
Practice location
751 S Bascom Ave, San Jose, CA 95128
Phone
(408) 793-2074
Enumerated
Jul 30, 2007
Record last updated
Sep 19, 2011 (not updated in 15 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20081031000166); accepts Medicare assignment
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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Also registered at 751 S Bascom Ave

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

  1. Puya Abbassi, D.O.Neurology Physician1831695428
  2. Abolghasem Abdoli, MDNeonatal-Perinatal Medicine Physician1790757441
  3. Erik Abernethy, PAPhysician Assistant1649577354
  4. Christopher Abrinko, RESIDENT PHYSICIANStudent in an Organized Health Care Education/Training Program1649017328
  5. Cherine Abu-Eid, MDAnesthesiology Physician1033173307
  6. Pallavi AcharyaClinical Social Worker1154807873

Verify Jin Hee Chang-Yu in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 20A10301    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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The practice group's MIPS final score for 2023 (Medicare payment program): 80.6 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score67.4
  2. Costout of 100 · 30%46.5
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. County OF Santa ClaraSan Jose, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Maternal & Fetal Medicine Physician providers in California

There are 343 maternal & fetal medicine physician records in California.

All 343 in California → Every provider in San Jose →

Other maternal & fetal medicine physician records in California

  1. Joanna Adamczak, M.D.San Diego, CA1447428420
  2. Rebecca Adami, M.D.San Diego, CA1992149447
  3. Michelle Adams, M.D.Oakland, CA1326058991
  4. Yalda Afshar, M.D., PH.D.Los Angeles, CA1629497763
  5. Paola Aghajanian, M.D.Los Angeles, CA1336324334
  6. Jennifer Ahn, M.D.San Diego, CA1972673879
  7. Cheryl Albuquerque, M.D.San Jose, CA1093863938
  8. Marwan Ali, MD, MBASacramento, CA1265696660
  9. Kevin Amaya, D.O.Harbor City, CA1215193495
  10. Odul Amburgey, M.D.San Jose, CA1619196466

Common questions

What is Jin Hee Chang-Yu, D.O.'s NPI number?

Jin Hee Chang-Yu, D.O.'s National Provider Identifier (NPI) is 1104016781, issued on Jul 30, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Jin Hee Chang-Yu, D.O. located?

The NPPES record lists a practice address at 751 S Bascom Ave, San Jose, CA, 95128. Phone: (408) 793-2074. Providers update this record themselves, so call before visiting.

How can I verify Jin Hee Chang-Yu, D.O.'s license?

NPPES lists California license number 20A10301, 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.

What is Jin Hee Chang-Yu, D.O.'s MIPS final score?

The 2023 MIPS final score is 80.6 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.