Dr. Courtney Yau, M.D.
What this data tells you about Dr. Yau
Dr. Courtney Yau is a hematology & oncology in Georgetown, TX, with 17 years in practice. Based on federal Medicare data, Dr. Yau performed 31,099 Medicare services across 2,345 unique beneficiaries.
Between the years covered by Open Payments, Dr. Yau received a total of $1,392 from 27 pharmaceutical and/or device companies across 57 individual payments. These payments are legal, publicly disclosed under the federal Sunshine Act, and common in hematology & oncology. Most payments are for meals and travel — low-value interactions common across virtually all practicing physicians. Patients may wish to discuss these relationships with their provider.
The Data Coverage level for Dr. Yau is Very High — reflecting how much public federal data is available about this provider. This is not a quality rating. 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 |
|---|---|---|---|
| Iron sucrose injection (Venofer) | 11,600 | $0 | $2 |
| Anti-nausea injection (fosaprepitant) | 8,700 | $0 | $5 |
| Dexamethasone injection (steroid) | 1,747 | $0 | $1 |
| Denosumab injection (Prolia/Xgeva) | 1,740 | $18 | $66 |
| Blood draw (venipuncture) | 910 | $8 | $20 |
| Injection, granisetron hydrochloride, 100 mcg | 830 | $0 | $24 |
| Anti-nausea injection (Aloxi/palonosetron) | 800 | $1 | $114 |
| Complete blood count (CBC) with differential | 723 | $8 | $36 |
| Office visit, established patient (30-39 min) | 351 | $89 | $368 |
| Infusion into a vein for therapy, prevention, or diagnosis, additional sequential infusion, 1 hour or less | 328 | $21 | $157 |
| Immunoglobulin level test | 324 | $9 | $56 |
| Administration of chemotherapy into vein, 1 hour or less | 269 | $97 | $707 |
| Office visit, established patient (20-29 min) | 256 | $60 | $250 |
| Measurement of immunoglobulin light chains | 202 | $17 | $60 |
| Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less | 153 | $46 | $313 |
| Injection of additional new drug or substance into vein | 146 | $12 | $108 |
| Infusion into a vein for therapy, prevention, or diagnosis, each additional hour | 117 | $14 | $100 |
| Injection, zoledronic acid, 1 mg | 110 | $6 | $431 |
| Administration of chemotherapy into vein, each additional hour | 104 | $21 | $161 |
| Administration of non-hormonal anti-neoplastic chemotherapy under skin or into muscle | 99 | $54 | $211 |
| Administration of additional new drug or substance into vein, 1 hour or less | 90 | $48 | $344 |
| Leuprolide acetate (for depot suspension), 7.5 mg | 89 | $130 | $3,675 |
| Injection, diphenhydramine hcl, up to 50 mg | 84 | $1 | $7 |
| Comprehensive metabolic blood panel | 81 | $10 | $64 |
| Drug injection, under skin or into muscle | 77 | $10 | $96 |
| Office visit, established patient, complex (40-54 min) | 75 | $127 | $496 |
| Administration of hormonal anti-neoplastic chemotherapy under skin or into muscle | 69 | $22 | $145 |
| Infusion, normal saline solution , 1000 cc | 68 | $2 | $19 |
| Enhancing oncology model (eom) monthly enhanced oncology services (meos) payment for eom enhanced services | 63 | $71 | $70 |
| Unclassified drugs | 62 | $7 | $48 |
| Protein measurement, serum | 61 | $10 | $99 |
| Immunologic analysis technique on serum | 61 | $29 | $108 |
| Immunologic analysis technique on serum (immunofixation) | 59 | $22 | $160 |
| Thyroid stimulating hormone (TSH) test | 58 | $16 | $80 |
| Complete blood count (CBC), automated | 56 | $6 | $34 |
| Microscopic examination for white blood cells with manual cell count | 55 | $4 | $22 |
| Infusion into a vein for hydration, 31-60 minutes | 52 | $24 | $256 |
| New patient office visit (45-59 min) | 48 | $122 | $565 |
| PSA test (prostate cancer screening) | 41 | $18 | $94 |
| Carcinoembryonic antigen (cea) protein level | 38 | $19 | $99 |
| Vitamin B-12 level test | 36 | $15 | $76 |
| Reticulated (young) platelet measurement | 34 | $35 | $143 |
| Folic acid level test | 26 | $14 | $73 |
| Drawing of blood for a medical problem | 26 | $61 | $264 |
| Office visit, established patient (10-19 min) | 26 | $42 | $150 |
| Vitamin D level test | 23 | $29 | $250 |
| Ferritin level test (iron stores) | 21 | $13 | $60 |
| Iron level test | 21 | $6 | $27 |
| Iron binding capacity test | 21 | $9 | $35 |
| Urinalysis with microscopic exam | 16 | $3 | $28 |
| Lactate dehydrogenase (enzyme) level | 15 | $6 | $31 |
| New patient office visit (30-44 min) | 14 | $65 | $372 |
| New patient office visit, complex (60-74 min) | 13 | $168 | $709 |
| Beta-2 microglobulin (protein) level | 11 | $16 | $96 |
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)
Associated products mentioned in payments ›
Most payments (88%) are for meals and travel — low-value interactions that are common across virtually all practicing physicians.
Geographic Context
9.3 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 measures how much public data is available about a provider — not how good they are. How we calculate this →
Summary
Dr. Yau is a mixed practice specialist, with above-average Medicare volume (top 29% in TX), and low-engagement industry engagement, with 17 years of practice experience.
This summary is auto-generated from federal data. It describes data availability and patterns — not clinical quality. Read our methodology →
Frequently Asked Questions
Is Dr. Yau experienced with iron sucrose injection (venofer)?
Does Dr. Yau receive payments from pharmaceutical companies?
How do Dr. Yau's costs compare to other hematology & oncologys in Georgetown?
What does Data Coverage mean?
Is this data up to date?
Explore related providers
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. The Transparency Score measures 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.
Provider corrections: Provider portal · Privacy questions: Privacy Policy · Terms: Terms of Use · Methodology: Methodology