NPPES file of Aug 9, 2026

Tsung-Yen Hsieh, MD

Plastic Surgery within the Head & Neck (Otolaryngology) Physician · Los Angeles, CA

Tsung-Yen Hsieh, MD is a plastic surgery within the head & neck (otolaryngology) physician with a practice address in Los Angeles, California, and NPI 1548505100, issued on Dec 6, 2012. Check the license (California A140264, 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 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1548505100
Name
Tsung-Yen Hsieh
Credential
MD
Primary taxonomy
Plastic Surgery within the Head & Neck (Otolaryngology) Physician 207YX0007X
License number
A140264 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
Dec 6, 2012
Record last updated
May 11, 2026
Medicare enrollment
Enrolled (PECOS I20250901000353); accepts Medicare assignment
Medical or professional school
University Of California, Davis School Of Medicine, 2014
Telehealth
Offers telehealth (CMS)
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 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 Tsung-Yen Hsieh in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A140264
    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

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92% fewer Medicare Part D claims than the average plastic surgery within the head & neck (otolaryngology) physician in 2024

31 Medicare Part D claims for 20 beneficiaries, against an average of 393 among the 492 providers of this specialty who prescribed in Part D.

  1. Tsung-Yen Hsieh31
  2. Specialty average393

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.

The practice group's MIPS final score for 2023 (Medicare payment program): 78.8 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 score70.4
  2. Costout of 100 · 30%58.9
  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).

Industry payments in 2024: $5,085.96

10 payments; by number, the most common kind was travel and lodging; the largest payer was Synthes GmbH. The 388 providers of this specialty with any payment received $1,454.84 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Tsung-Yen Hsieh$5,085.96
  2. Specialty average$1,454.84

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

Bills Medicare through one group practice

  1. Michael Bublik MD PCGlendale, CA

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

Tsung-Yen Hsieh among 150 plastic surgery within the head & neck (otolaryngology) physician records in California

Tsung-Yen Hsieh, MD is one of 150 plastic surgery within the head & neck (otolaryngology) physician records with a practice address in California. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 87% of them.

  • NPI issued2012 · 87% of these records are older, 11% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 54% of these records are
  • Graduated2014 · median 1995 among the 81 with a school on file
  • Record last updated2026 · 76% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207YX0007X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Plastic Surgery within the Head & Neck (Otolaryngology) Physician providers in California

There are 150 plastic surgery within the head & neck (otolaryngology) physician records in California.

The 8 plastic surgery within the head & neck (otolaryngology) physician records with the nearest ZIP codes

  1. Frederic Di Tirro, MDLos Angeles, CA 900271982775912
  2. Abby Gross, MDLos Angeles, CA 900271861569782
  3. John Lim, MDLos Angeles, CA 900271528139417
  4. Rhonda Lubka, MDLos Angeles, CA 900271720159791
  5. Michael Mc Nicoll, MDLos Angeles, CA 900271609943513
  6. Harry Schwartz, MDLos Angeles, CA 900271851462832
  7. Orrin Terry, MDLos Angeles, CA 900271346311230
  8. Dennis Maceri, M.D.Los Angeles, CA 900331649297359

Common questions

What is Tsung-Yen Hsieh, MD's NPI number?

Tsung-Yen Hsieh, MD's National Provider Identifier (NPI) is 1548505100, issued on Dec 6, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Tsung-Yen Hsieh, MD 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 Tsung-Yen Hsieh, MD's license?

NPPES lists California license number A140264, 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 Tsung-Yen Hsieh, MD prescribe under Medicare Part D?

In 2024, Tsung-Yen Hsieh, MD had 31 Medicare Part D claims for 20 beneficiaries; the average among plastic surgery within the head & neck (otolaryngology) physician prescribers was 393. Part D covers Medicare prescriptions only.

What is Tsung-Yen Hsieh, MD's MIPS final score?

The 2023 MIPS final score is 78.8 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.