Registry data as of Aug 27, 2026

Leon Hsu, BA

Dermatology Physician · Medford, OR

Leon Hsu, BA is a dermatology physician with a practice address in Medford, Oregon, and NPI 1780940734, issued on Apr 4, 2012. Check the license (Oregon MD176623, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1780940734
Name
Leon Hsu
Credential
BA
Primary taxonomy
Dermatology Physician 207N00000X
License number
MD176623 OR
Self-reported in NPPES; status is on the state search
Practice location
2959 Siskiyou Blvd, Medford, OR 97504
Phone
(541) 773-3636
Enumerated
Apr 4, 2012
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.
Download card Updates feed

Also registered at 2959 Siskiyou Blvd

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

  1. Jennifer Barklund, MDMOHS-Micrographic Surgery Physician1316331325
  2. Laurel Geraghty, MDDermatology Physician1548526114
  3. Arielle Gray, MDMOHS-Micrographic Surgery Physician1720577117
  4. Jon Igelman, MDSpecialist1568403228
  5. Brian Kreul, MDSurgery of the Hand (Plastic Surgery) Physician1205944782
  6. Douglas Naversen, M.D.Specialist1568405496

Verify Leon Hsu in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersOregon Medical Board
    Search for license MD176623
    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 Oregon 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.

45% more Medicare Part D claims than the average dermatology physician in 2024

1,159 Medicare Part D claims for 508 beneficiaries, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims.

  1. Leon Hsu1,159
  2. Specialty average797

Most prescribed

  1. Mupirocin254 claims
  2. Betamethasone Diprop Augmented194 claims
  3. Ketoconazole113 claims
  4. Triamcinolone Acetonide104 claims
  5. Clobetasol Propionate85 claims
  6. Valacyclovir41 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.

The practice group's Medicare quality score for 2023: 100 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 score100.0
  2. Costout of 100 · 30%
  3. Promoting interoperabilityout of 100 · 25%
  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: $388.16

17 payments, mostly food and beverage; the largest payer was Abbvie Inc. The 10,250 providers of this specialty with any payment received $8,544.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Leon Hsu$388.16
  2. Specialty average$8,544.61

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. Dermatology And Laser Assoc. OF MedfordMedford, OR

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

Dermatology Physician providers in Oregon

There are 209 dermatology physician records in Oregon.

Other dermatology physician records in Oregon

  1. Paul Aanderud, D.O.Clackamas, OR1255569273
  2. Michael Adler, M.D.Portland, OR1275509457
  3. Jonathan Alexander, M.D.Portland, OR1942218276
  4. Erin Allen, MDPortland, OR1346344611
  5. Dawn Allison, MDCentral Point, OR1841277241
  6. Robert Amon, M.D.Portland, OR1427243591
  7. Edward Atkin, MDHillsboro, OR1013082213
  8. Stephen Austad, DOLake Oswego, OR1679869119
  9. Barry Austin, M.D.Lake Oswego, OR1447271879
  10. Sarah Baca, DNP, FNP-CWest Linn, OR1902260425

Common questions

What is Leon Hsu, BA's NPI number?

Leon Hsu, BA's National Provider Identifier (NPI) is 1780940734, issued on Apr 4, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Leon Hsu, BA located?

The NPPES record lists a practice address at 2959 Siskiyou Blvd, Medford, OR, 97504. Phone: (541) 773-3636. Providers update this record themselves, so call before visiting.

How can I verify Leon Hsu, BA's license?

NPPES lists Oregon license number MD176623, as entered by the provider. Search the Oregon Medical Board at https://www.oregon.gov/OMB/Pages/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Leon Hsu, BA prescribe under Medicare Part D?

In 2024, Leon Hsu, BA had 1,159 Medicare Part D claims for 508 beneficiaries; the average among dermatology physician prescribers was 797. Part D covers Medicare prescriptions only.

What is Leon Hsu, BA's Medicare quality score?

The 2023 MIPS final score is 100 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), loaded Aug 27, 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) 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 27, 2026.