Internal Medicine, Endocrinology, Diabetes, & Metabolism · Modesto, CA
NPI
1548204506
Since 2006
Specialty
Internal Medicine, Endocrinology, Diabetes, & Metabolism
Code 207RE0101X
Group practices
1
Medicare group memberships
Hospitals
5
Hospital affiliations
600 Coffee Rd
Modesto, CA, 95355
Phone (209) 524-1211
Groups this clinician bills Medicare through
Medicare paid, 2024
$601K
27,094 services
Medicare patients, 2024
1,322
Average age 74
Drug cost, 2024
$5.8M
16,245 prescriptions
Company payments, 2025
$5,437
From 14 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by George Y Chao was code J0897 (injection, denosumab, 1 mg), 13,620 times for 164 patients. In total George Y Chao billed 27,094 services in 20 codes, and Medicare paid $601K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2012-02-08.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| J0897 Injection, denosumab, 1 mg | Office | 13,620 | 164 | $20.60 | $281K |
| J3111 Injection, romosozumab-aqqg, 1 mg | Office | 8,190 | 16 | $8.22 | $67K |
| 99214 Office E&M - Established | Office | 2,148 | 1,197 | $92.44 | $199K |
| 96372 Injection Administration | Office | 323 | 184 | $11.78 | $3,804 |
| 99204 Office E&M - New | Office | 164 | 164 | $111.29 | $18K |
| 95251 Test - Miscellaneous | Office | 22 | 22 | $27.52 | $605 |
| 99215 Office E&M - Established | Office | 21 | 21 | $144.27 | $3,030 |
By year: 2022 $605K for 28,820 services; 2023 $629K for 32,683 services; 2024 $601K for 27,094 services.
Lab tests billed to Medicare, 2022
| Test code | Tests | Patients | Paid per test | Medicare paid |
|---|---|---|---|---|
| 83036 Blood Count | 11 | 11 | $9.59 | $105 |
Medicare prescription drug claims, 2024
In 2024, the drug George Y Chao prescribed most often to Medicare patients was Atorvastatin Calcium, with 1,613 prescriptions and refills. In total George Y Chao wrote 16,245 Medicare prescriptions that cost $5.8M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Atorvastatin Calcium Generic | 1,613 | 4,448 | 470 | $15K |
| Levothyroxine Sodium Generic | 1,316 | 3,578 | 372 | $16K |
| Ezetimibe Generic | 1,238 | 3,415 | 400 | $39K |
| Pioglitazone Hcl Generic | 967 | 2,631 | 304 | $13K |
| Jardiance Empagliflozin | 830 | 1,691 | 217 | $942K |
| Ozempic Semaglutide | 783 | 1,349 | 207 | $1.2M |
| Metformin Hcl Er Metformin Hcl | 570 | 1,576 | 182 | $7,120 |
| Glipizide Er Glipizide | 564 | 1,591 | 190 | $6,389 |
| Metformin Hcl Generic | 550 | 1,542 | 173 | $5,587 |
| Farxiga Dapagliflozin Propanediol | 487 | 993 | 119 | $534K |
| Rosuvastatin Calcium Generic | 374 | 1,033 | 122 | $10K |
| Losartan Potassium Generic | 319 | 833 | 90 | $2,977 |
| Repatha Sureclick Evolocumab | 311 | 470 | 62 | $260K |
| Amlodipine Besylate Generic | 308 | 881 | 97 | $2,044 |
| Mounjaro Tirzepatide | 277 | 413 | 69 | $426K |
Brand drugs: 5,970 claims; generic drugs: 9,653 claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid George Y Chao $5,437 ($5,437 in general payments such as food, travel and fees) from 14 companies. The largest payer was Madrigal Pharmaceuticals with $3,739.
| Company | Payments | Amount |
|---|---|---|
| Madrigal Pharmaceuticals MDGL | 7 | $3,739 |
| Novo Nordisk Inc NVO | 5 | $370 |
| Ascendis Pharma Endocrinology Inc ASND | 3 | $265 |
| Amgen Inc. AMGN | 3 | $255 |
| Novartis Pharmaceuticals Corporation NVS | 3 | $186 |
| Corcept Therapeutics CORT | 1 | $118 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | 1 | $117 |
| Lilly USA, LLC LLY | 2 | $107 |
| Beta Bionics, Inc. BBNX | 1 | $88.84 |
| Abbott Laboratories ABT | 1 | $76.99 |
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.