NPPES file of Aug 9, 2026

Michael Yuechia Chang, MD, MPH

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · Los Angeles, CA

Michael Yuechia Chang, MD, MPH is a thoracic surgery (cardiothoracic vascular surgery) physician with a practice address in Los Angeles, California, and NPI 1881681914, issued on Oct 4, 2005. Check the license (California G87840, 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
1881681914
Name
Michael Yuechia Chang
Credential
MD, MPH
Primary taxonomy
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician 208G00000X
License numbers
G87840 CA
205340 MA
Self-reported in NPPES; status is on the state search
Practice location
4760 W Sunset Blvd FL 3, Los Angeles, CA 90027
Phone
(323) 783-7510
Enumerated
Oct 4, 2005
Record last updated
Dec 2, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicaid ID
0177300 MA
Medicare enrollment
Enrolled (PECOS I20081112000036); accepts Medicare assignment
Medical or professional school
University Of Michigan Medical School, 1993
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 4760 W Sunset Blvd FL 3

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

  1. Mark Choi, MDSurgery Physician1629348495
  2. Michele Fujimoto, M.D.Surgery Physician1508124413
  3. Madhur Merchant, M.D.Urology Physician1518225507
  4. Michael Moneyhon, MDSurgery Physician1467712018
  5. James Mykytenko, MDSurgery Physician1750565230
  6. Michael Tam, M.D.Surgery Physician1720306772

Verify Michael Yuechia Chang in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G87840
    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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Bills Medicare through one group practice

  1. Southern California Permanente Medical GroupLos Angeles, CA

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

Michael Yuechia Chang among 634 thoracic surgery (cardiothoracic vascular surgery) physician records in California

Michael Yuechia Chang, MD, MPH is one of 634 thoracic surgery (cardiothoracic vascular surgery) physician records with a practice address in California. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 90% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 64% of these records are
  • Graduated1993 · median 1997 among the 408 with a school on file
  • Record last updated2021 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208G00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician providers in California

There are 634 thoracic surgery (cardiothoracic vascular surgery) physician records in California.

The 8 thoracic surgery (cardiothoracic vascular surgery) physician records with the nearest ZIP codes

  1. Raymond Chen, MDLos Angeles, CA 900271750458634
  2. Cynthia Herrington, M.D.Los Angeles, CA 900271770517245
  3. Manly Hyde, MDLos Angeles, CA 900271841359437
  4. Kristopher Kallin, MDLos Angeles, CA 900271609943539
  5. Gary Kochamba, MDLos Angeles, CA 900271326163833
  6. Thomas Pfeffer, MDLos Angeles, CA 900271073684049
  7. Srinivas Sarma, MDLos Angeles, CA 900271801967880
  8. Daniel Serna, MDLos Angeles, CA 900271730256660

Common questions

What is Michael Yuechia Chang, MD, MPH's NPI number?

Michael Yuechia Chang, MD, MPH's National Provider Identifier (NPI) is 1881681914, issued on Oct 4, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Michael Yuechia Chang, MD, MPH located?

The NPPES record lists a practice address at 4760 W Sunset Blvd FL 3, Los Angeles, CA, 90027. Phone: (323) 783-7510. Providers update this record themselves, so call before visiting.

How can I verify Michael Yuechia Chang, MD, MPH's license?

NPPES lists California license number G87840, 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.

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.