Vivian Yoo Jung Chang, M.D.
Pediatric Hematology & Oncology Physician · Los Angeles, CA
Vivian Yoo Jung Chang, M.D. is a pediatric hematology & oncology physician with a practice address in Los Angeles, California, and NPI 1255595229, issued on Jul 17, 2008. Check the license (California A106785, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Vivian Yoo Jung Chang
- Credential
- M.D.
- Primary taxonomy
- Pediatric Hematology & Oncology Physician 2080P0207X
- License number
- A106785 CA
Self-reported in NPPES; status is on the state search - Practice location
- 10833 LE Conte Ave, Los Angeles, CA 90095
- Phone
- (310) 825-6708
- Enumerated
- Jul 17, 2008
- Record last updated
- Apr 3, 2013 (not updated in 13 years: call before relying on the address or phone)
- Medicaid ID
- 00A1067850 CA
- Medicare enrollment
- Enrolled (PECOS I20120627000013); accepts Medicare assignment
- Medical or professional school
- University Of Chicago, Pritzker School Of Medicine, 2006
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest pediatric hematology & oncology physician records → All 417 in California → Look up another NPI →
Also registered at 10833 LE Conte Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Vivian Yoo Jung Chang in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A106785Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 80.5 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.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- UC RegentsLos Angeles, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Vivian Yoo Jung Chang among 417 pediatric hematology & oncology physician records in California
Vivian Yoo Jung Chang, M.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. Its NPI, issued in 2008, is newer than 53% of them.
- NPI issued2008 · 53% of these records are older, 40% newer
- In a Medicare fileYes · 53% of these records are
- In the CMS Doctors and Clinicians fileYes · 29% of these records are
- Graduated2006 · median 2004 among the 120 with a school on file
- Record last updated2013 · 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.
All 417 in California → Every provider in Los Angeles → Pediatric Hematology & Oncology Physician nationwide →
The 8 pediatric hematology & oncology physician records with the nearest ZIP codes
- Erin Boatsman, M.D.Los Angeles, CA 900951730202565
- David Buchbinder, MDLos Angeles, CA 900951871734509
- Jacqueline Casillas, M.D., M.S.H.SLos Angeles, CA 900951790707065
- Jong Chung, M.D.Los Angeles, CA 900951134311475
- Gay Crooks, MDLos Angeles, CA 900951659479129
- Christopher Denny, M.D.Los Angeles, CA 900951013930791
- Noah Federman, M.D.Los Angeles, CA 900951306045398
- Brigitte Gomperts, M.D.Los Angeles, CA 900951992728109
Common questions
What is Vivian Yoo Jung Chang, M.D.'s NPI number?
Vivian Yoo Jung Chang, M.D.'s National Provider Identifier (NPI) is 1255595229, issued on Jul 17, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Vivian Yoo Jung Chang, M.D. located?
The NPPES record lists a practice address at 10833 LE Conte Ave, Los Angeles, CA, 90095. Phone: (310) 825-6708. Providers update this record themselves, so call before visiting.
How can I verify Vivian Yoo Jung Chang, M.D.'s license?
NPPES lists California license number A106785, 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 Vivian Yoo Jung Chang, M.D.'s MIPS final score?
The 2023 MIPS final score is 80.5 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.
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.