Dr. Andrew Hsu, MD
What this data tells you about Dr. Hsu
Dr. Andrew Hsu is an orthopedic surgery specialist in Orange, CA, with 16 years of NPI registration. Based on federal Medicare data, Dr. Hsu performed 1,659 Medicare services across 936 unique beneficiaries.
Between the years covered by Open Payments, Dr. Hsu received a total of $534,701 from 10 pharmaceutical and/or device companies across 499 individual payments. These payments are legal, publicly disclosed under the federal Sunshine Act, and common in orthopedic surgery. The majority of payments are for speaking programs and promotional activities, reflecting participation in industry-sponsored events. Patients may wish to discuss these relationships with their provider.
The Data Coverage level for Dr. Hsu is Very High — reflecting how much public federal data is available about this provider. Patients are encouraged to use this data as one of several factors when choosing a healthcare provider.
Medicare Practice Summary
Medicare Utilization ↗Top procedures by volume
Ranked by number of services performed for Medicare patients. Avg. submitted charge is what the provider billed; avg. Medicare payment is what CMS paid.
| Procedure | Volume | Avg. paid | Avg. submitted |
|---|---|---|---|
| Steroid injection (triamcinolone) A 10 mg injection of triamcinolone acetonide, a corticosteroid medication. This code specifies the drug and dosage administered. |
276 | $1 | $13 |
| Office visit, established patient (30-39 min) A follow-up office visit for an existing patient lasting between 30 and 39 minutes. The visit involves medical evaluation and management of the patient's condition. |
246 | $101 | $574 |
| Removal of thickened skin growths, 2-4 This procedure involves the removal of two to four benign, thickened skin growths. It is a minor surgical intervention to eliminate non-cancerous skin lesions. |
232 | $53 | $374 |
| Toenail/fingernail removal, 6+ nails Surgical removal of six or more fingernails or toenails. This procedure involves the excision of multiple nails during a single session. |
206 | $39 | $206 |
| New patient office visit (45-59 min) An initial office visit for a new patient lasting between 45 and 59 minutes. This code covers the total time spent by the physician or qualified healthcare professional on the date of the encounter. |
121 | $140 | $671 |
| Simple separation of fingernail or toenail from nail bed, first nail A procedure to separate the first fingernail or toenail from the underlying nail bed. |
94 | $98 | $539 |
| Office visit, established patient (20-29 min) An office visit for an existing patient lasting between 20 and 29 minutes. The visit involves medical evaluation and management of the patient's condition. |
93 | $75 | $406 |
| Fingernail/toenail separation from nail bed, each additional nail This procedure involves separating an additional fingernail or toenail from the underlying nail bed. |
90 | $30 | $175 |
| Hospital follow-up visit, moderate complexity Follow-up hospital visit for an existing patient involving moderate medical decision making. The visit requires at least 35 minutes of time spent on the date of service. |
58 | $68 | $330 |
| Bone removal, 20 sq cm or less Surgical removal of a small area of bone, measuring 20 square centimeters or less. |
47 | $148 | $1,269 |
| Muscle or tissue removal, 20 sq cm or less This procedure involves the surgical removal of muscle or other tissue from the body. The total area of the removed tissue is 20.0 square centimeters or less. |
38 | $112 | $918 |
| Initial hospital admission, moderate complexity Initial hospital inpatient or observation care for a new patient involving moderate-level medical decision making, with at least 55 minutes total time on the date of the encounter. |
28 | $111 | $597 |
| Joint fluid aspiration or injection, medium joint Removal of fluid from a medium-sized joint or injection of medication into the joint space. |
22 | $36 | $297 |
| Partial removal of foot or heel bone Surgical removal of a portion of a bone in the foot or heel. This procedure involves cutting away part of the affected bone structure. |
21 | $230 | $2,042 |
| Imaging guidance for procedure, 60 minutes or less Use of imaging technology to guide a medical procedure. This service lasts 60 minutes or less. |
21 | $13 | $67 |
| Removal of tendon lining on top of foot A surgical procedure to remove the lining of a tendon located on the upper surface of the foot. |
18 | $130 | $1,281 |
| Skin and tissue removal, 20 sq cm or less This procedure involves the surgical excision of skin and underlying tissue from an area measuring 20 square centimeters or smaller. |
17 | $43 | $275 |
| New patient office visit (30-44 min) An initial office visit for a new patient lasting between 30 and 44 minutes. This code is used when the total time spent on the date of the encounter falls within this range. |
16 | $94 | $498 |
| Tendon or ligament injection A procedure involving the injection of medication into a tendon or ligament. |
15 | $37 | $243 |
Industry Payment Transparency
Open Payments through 2024 ↗Payment profile
Industry payments classified by relationship type. Not all payments are equal — research and consulting reflect different relationships than speaking programs or meals.
Payment trend by year
Annual totals from pharmaceutical and medical device companies.
Payments by company (2024)
All-time payments by company (2018-2024) ›
Associated products mentioned in payments ›
The majority of payments (91%) are for speaking programs and promotional activities, which reflect participation in industry-sponsored educational or marketing events. This is common in orthopedic surgery and does not inherently indicate bias, but patients may wish to be aware. Total industry engagement is in the top 4% for orthopedic surgery in CA.
Geographic Context
0.0 mi
Data Sources
| Provider Registry | ✓ NPPES | Weekly updates |
| Medicare Enrollment | ✓ PECOS | Monthly updates |
| Practice Data | ✓ Medicare Util. | Annual (CY lag) |
| Industry Payments | ✓ Open Payments | CY 2024 |
| Disciplinary History | — Not public | N/A |
This provider has data in 4 of 4 available federal datasets, with a Data Coverage level of Very High. This reflects how much public data is available about a provider. How we calculate this →
Summary
Dr. Hsu is a clinical cardiology specialist, with moderate Medicare volume, with speaking/promotional industry engagement in the top 4% of CA peers, with 16 years of NPI registration.
This summary is auto-generated from federal data, describing data availability and patterns. Read our methodology →
Frequently Asked Questions
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All data on this page is sourced verbatim from public federal records published by the U.S. Centers for Medicare & Medicaid Services (CMS): NPPES ↗, Open Payments ↗, Medicare Provider Utilization ↗, and PECOS. Publication is mandated by the Physician Payments Sunshine Act (§6002 ACA, 42 U.S.C. §1320a-7h) and the Freedom of Information Act.
This page is not medical advice, an endorsement, a recommendation, or a quality rating. Data Coverage reflects data completeness — how much federal information exists for this provider — not clinical performance, patient outcomes, or quality of care. Always verify information directly with the provider and consult a licensed clinician before making medical decisions.
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