Internal Medicine · New York, NY
NPI
1629031208
Since 2006
Specialty
Internal Medicine
Code 207R00000X
Group practices
1
Medicare group memberships
Hospitals
0
Hospital affiliations
86 Bowery, Fl 7
New York, NY, 10013
Phone (212) 226-2251
Groups this clinician bills Medicare through
Medicare paid, 2024
$87K
2,987 services
Medicare patients, 2024
176
Average age 77
Drug cost, 2024
$10.8M
10,365 prescriptions
Company payments, 2025
$5,078
From 37 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by William Cheung was code 99213 (office e&m - established), 328 times for 105 patients. In total William Cheung billed 2,987 services in 67 codes, and Medicare paid $87K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2026-08-07.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99213 Office E&M - Established | Office | 328 | 105 | $75.77 | $25K |
| 36415 Venipuncture Blood Collection | Office | 198 | 100 | $8.63 | $1,709 |
| 96127 Behavioral Health Services | Office | 147 | 50 | $3.66 | $538 |
| 99214 Office E&M - Established | Office | 134 | 66 | $106.60 | $14K |
| 99490 Chronic, Principal, and Transitional Care Management | Office | 95 | 43 | $43.80 | $4,161 |
| G0442 Annual alcohol misuse screening, 5 to 15 minutes | Office | 60 | 60 | $21.28 | $1,277 |
| G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Office | 55 | 55 | $144.35 | $7,939 |
| G0444 Annual depression screening, 5 to 15 minutes | Office | 46 | 46 | $21.29 | $979 |
| 96372 Injection Administration | Office | 44 | 18 | $12.23 | $538 |
| 99497 Care Management/Coordination | Office | 36 | 33 | $71.66 | $2,580 |
| G0008 Administration of influenza virus vaccine | Office | 31 | 31 | $36.42 | $1,129 |
| 90662 Vaccine Product | Office | 27 | 27 | $81.82 | $2,209 |
| 99203 Office E&M - New | Office | 17 | 17 | $88.41 | $1,503 |
| 99439 Chronic, Principal, and Transitional Care Management | Office | 15 | 14 | $37.75 | $566 |
By year: 2022 $82K for 4,700 services; 2023 $76K for 2,004 services; 2024 $87K for 2,987 services.
Lab tests billed to Medicare, 2024
| Test code | Tests | Patients | Paid per test | Medicare paid |
|---|---|---|---|---|
| 36415 Venipuncture Blood Collection | 198 | 100 | $8.63 | $1,709 |
Medicare prescription drug claims, 2024
In 2024, the drug William Cheung prescribed most often to Medicare patients was Atorvastatin Calcium, with 848 prescriptions and refills. In total William Cheung wrote 10,365 Medicare prescriptions that cost $10.8M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Atorvastatin Calcium Generic | 848 | 2,289 | 372 | $8,370 |
| Amlodipine Besylate Generic | 404 | 1,028 | 164 | $2,967 |
| Losartan Potassium Generic | 338 | 874 | 141 | $2,821 |
| Metformin Hcl Er Metformin Hcl | 299 | 804 | 133 | $1,832 |
| Omeprazole Generic | 260 | 295 | 98 | $2,387 |
| Tamsulosin Hcl Generic | 233 | 575 | 94 | $3,160 |
| Fluticasone Propionate Generic | 209 | 214 | 73 | $2,372 |
| Prolia Denosumab | 204 | 1,222 | 126 | $346K |
| Diclofenac Epolamine Generic | 200 | 210 | 65 | $140K |
| Azithromycin Generic | 200 | 200 | 164 | $562 |
| Farxiga Dapagliflozin Propanediol | 183 | 382 | 66 | $216K |
| Metformin Hcl Generic | 180 | 464 | 73 | $1,397 |
| Jardiance Empagliflozin | 173 | 317 | 52 | $188K |
| Zolpidem Tartrate Generic | 154 | 154 | 37 | $1,136 |
| Hydrocortisone Generic | 152 | 156 | 59 | $932 |
Brand drugs: 2,880 claims; generic drugs: 7,402 claims; opioid claims: 50.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid William Cheung $5,078 ($5,078 in general payments such as food, travel and fees) from 37 companies. The largest payer was Amgen Inc. with $461.
| Company | Payments | Amount |
|---|---|---|
| Amgen Inc. AMGN | 5 | $461 |
| Pfizer Inc. PFE | 20 | $435 |
| Gilead Sciences, Inc. GILD | 18 | $423 |
| AstraZeneca Pharmaceuticals LP AZN | 14 | $332 |
| Merck Sharp & Dohme LLC MRK | 13 | $265 |
| Novartis Pharmaceuticals Corporation NVS | 11 | $235 |
| Incyte Corporation INCY | 7 | $227 |
| GlaxoSmithKline, LLC. GSK | 12 | $209 |
| Recordati_rare_diseases_inc. | 4 | $208 |
| Janssen Biotech, Inc. JNJ | 9 | $177 |
Official US government data on Original Medicare services, Medicare prescription drug plans and the payments drug and device companies must report. Services with fewer than 11 patients and drugs with fewer than 11 claims are not published. Procedure codes are shown by number with their public category.