NPPES file of Aug 9, 2026

Louise Y. Yeung, M.D.

Surgery Physician · Los Angeles, CA

Louise Y. Yeung, M.D. is a surgery physician with a practice address in Los Angeles, California, and NPI 1649509167, issued on Dec 11, 2009. Check the license (California A 106518, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1649509167
Name
Louise Y. Yeung
Credential
M.D.
Primary taxonomy
Surgery Physician 208600000X
License number
A 106518 CA
Self-reported in NPPES; status is on the state search
Practice location
8635 W 3RD St Ste 795W, Los Angeles, CA 90048
Phone
(310) 423-8350
Enumerated
Dec 11, 2009
Record last updated
Dec 3, 2021 (not updated in 5 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 8635 W 3RD St Ste 795W

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

  1. Alexandra BraunAdult Health Nurse Practitioner1093477077
  2. Morgan Hennessy, MD, PHDSurgery Physician1174053318
  3. Drashti Jani, NPFamily Nurse Practitioner1104489020
  4. Lisa Koser, APRN-CNPAcute Care Nurse Practitioner1629371356
  5. Carolyn Krouse, AGACNP-BCAcute Care Nurse Practitioner1497345219
  6. Alexa RiveraPhysician Assistant1952013435

Verify Louise Y. Yeung in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A 106518
    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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82% fewer Medicare Part D claims than the average surgery physician in 2024

26 Medicare Part D claims for 22 beneficiaries, against an average of 147 among the 20,115 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 14 claims were for opioids.

  1. Louise Yeung26
  2. Specialty average147

Most prescribed

  1. Oxycodone Hcl13 claims

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.

Industry payments in 2024: $187.89

3 payments; by number, the most common kind was food and beverage; the largest payer was Intuitive Surgical, Inc. The 17,103 providers of this specialty with any payment received $3,513.80 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Louise Yeung$187.89
  2. Specialty average$3,513.80

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Louise Y. Yeung among 3,118 surgery physician records in California

Louise Y. Yeung, M.D. is one of 3,118 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 2009, is newer than 63% of them.

  • NPI issued2009 · 63% of these records are older, 33% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileNo · 61% of these records are
  • 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 208600000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Surgery Physician providers in California

There are 3,118 surgery physician records in California.

The 8 surgery physician records with the nearest ZIP codes

  1. Kenneth Adashek, M.D.Los Angeles, CA 900481821008798
  2. Todd Brennan, M.D.West Hollywood, CA 900481679612907
  3. Miguel Burch, M.D.Los Angeles, CA 900481215915707
  4. Donald Dafoe, M.D.Los Angeles, CA 900481336123348
  5. Parviz Daniels, M.D., F.A.C.SLos Angeles, CA 900481063543718
  6. David Fermelia, M DLos Angeles, CA 900481932280450
  7. Gary Furman, M.DLos Angeles, CA 900481366439218
  8. Leo Gordon, M.D.West Hollywood, CA 900481992719918

Common questions

What is Louise Y. Yeung, M.D.'s NPI number?

Louise Y. Yeung, M.D.'s National Provider Identifier (NPI) is 1649509167, issued on Dec 11, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Louise Y. Yeung, M.D. located?

The NPPES record lists a practice address at 8635 W 3RD St Ste 795W, Los Angeles, CA, 90048. Phone: (310) 423-8350. Providers update this record themselves, so call before visiting.

How can I verify Louise Y. Yeung, M.D.'s license?

NPPES lists California license number A 106518, 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.

How much does Louise Y. Yeung, M.D. prescribe under Medicare Part D?

In 2024, Louise Y. Yeung, M.D. had 26 Medicare Part D claims for 22 beneficiaries; the average among surgery physician prescribers was 147. 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.