NPPES file of Aug 9, 2026

Chang Liu

Pediatric Dentistry · Los Angeles, CA

Chang Liu is a pediatric dentistry with a practice address in Los Angeles, California, and NPI 1932648300, issued on Feb 18, 2017. Check the license (California 103572, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1932648300
Name
Chang Liu
Primary taxonomy
Pediatric Dentistry 1223P0221X
License number
103572 CA
Self-reported in NPPES; status is on the state search
Practice location
4650 W Sunset Blvd, Los Angeles, CA 90027
Phone
(323) 660-2450
Enumerated
Feb 18, 2017
Record last updated
Aug 2, 2019 (not updated in 7 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 4650 W Sunset Blvd

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

  1. Hisham Abdel-Azim, MDPediatric Hematology & Oncology Physician1114018694
  2. Ashraf Abou-Zamzam, MDPediatric Critical Care Medicine Physician1457442931
  3. Karineh Aboulian, MDPediatrics Physician1275774325
  4. Ahmed AbuhamadStudent in an Organized Health Care Education/Training Program1386478915
  5. Joanna Aceto, D.D.S.Pediatric Dentistry1033522578
  6. Etai Adam, M.D.Pediatrics Physician1578811998

Verify Chang Liu in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license 103572
    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
Find 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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47% more Medicare Part D claims than the average pediatric dentistry in 2024

44 Medicare Part D claims for 20 beneficiaries, against an average of 30 among the 274 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Chang Liu44
  2. Specialty average30

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Chang Liu among 1,339 pediatric dentistry records in California

Chang Liu is one of 1,339 pediatric dentistry records with a practice address in California. 24% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 79% of them.

  • NPI issued2017 · 79% of these records are older, 17% newer
  • In a Medicare fileYes · 24% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2019 · 69% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223P0221X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pediatric Dentistry providers in California

There are 1,339 pediatric dentistry records in California.

The 8 pediatric dentistry records with the nearest ZIP codes

  1. Joanna Aceto, D.D.S.Los Angeles, CA 900271033522578
  2. Shari Carroll, DMD, MPHLos Angeles, CA 900271881907145
  3. Stephanie Cruz, DDSLos Angeles, CA 900271467984252
  4. Annie HuangLos Angeles, CA 900271457767147
  5. David Kang, DDSLos Angeles, CA 900271669569463
  6. Laura Matsunaga, DDSLos Angeles, CA 900271992890735
  7. John Morzov, DDSLos Angeles, CA 900271467548057
  8. Michael Paine, DDSLos Angeles, CA 900271881793925

Common questions

What is Chang Liu's NPI number?

Chang Liu's National Provider Identifier (NPI) is 1932648300, issued on Feb 18, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Chang Liu located?

The NPPES record lists a practice address at 4650 W Sunset Blvd, Los Angeles, CA, 90027. Phone: (323) 660-2450. Providers update this record themselves, so call before visiting.

How can I verify Chang Liu's license?

NPPES lists California license number 103572, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Chang Liu prescribe under Medicare Part D?

In 2024, Chang Liu had 44 Medicare Part D claims for 20 beneficiaries; the average among pediatric dentistry prescribers was 30. Part D covers Medicare prescriptions only.

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.