Internal Medicine, Gastroenterology · Hanford, CA
NPI
1477639193
Since 2006
Specialty
Internal Medicine, Gastroenterology
Code 207RG0100X
Group practices
1
Medicare group memberships
Hospitals
5
Hospital affiliations
1360 Bailey Dr
Hanford, CA, 93230
Phone (559) 584-6499
Groups this clinician bills Medicare through
Medicare paid, 2024
$299K
2,774 services
Medicare patients, 2024
1,119
Average age 71
Drug cost, 2024
$1.5M
3,334 prescriptions
Company payments, 2025
$2,824
From 16 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Alvin Y Au was code 99214 (office e&m - established), 963 times for 640 patients. In total Alvin Y Au billed 2,774 services in 34 codes, and Medicare paid $299K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2015-03-10.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99214 Office E&M - Established | Office | 963 | 640 | $86.53 | $83K |
| 99215 Office E&M - Established | Office | 583 | 424 | $129.68 | $76K |
| 99205 Office E&M - New | Office | 349 | 349 | $147.37 | $51K |
| 99204 Office E&M - New | Office | 180 | 180 | $106.54 | $19K |
| 45385 Colonoscopy - Lesion Removal | Facility | 164 | 162 | $155.19 | $25K |
| 76981 Ultrasound - Nonspecific | Office | 153 | 143 | $73.38 | $11K |
| 43239 Upper GI Endoscopy | Facility | 149 | 144 | $76.38 | $11K |
| 45380 Lower GI Endoscopy - Other | Facility | 69 | 68 | $91.19 | $6,292 |
| 43450 Digestive/Gastrointestinal | Facility | 48 | 48 | $27.20 | $1,306 |
| 45378 Lower GI Endoscopy - Other | Facility | 33 | 33 | $117.76 | $3,886 |
| 45390 Lower GI Endoscopy - Other | Facility | 14 | 14 | $233.13 | $3,264 |
| 45381 Lower GI Endoscopy - Other | Facility | 14 | 14 | $11.10 | $155 |
By year: 2022 $446K for 4,961 services; 2023 $385K for 3,429 services; 2024 $299K for 2,774 services.
Medicare prescription drug claims, 2024
In 2024, the drug Alvin Y Au prescribed most often to Medicare patients was Omeprazole, with 615 prescriptions and refills. In total Alvin Y Au wrote 3,334 Medicare prescriptions that cost $1.5M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Omeprazole Generic | 615 | 1,281 | 185 | $5,300 |
| Pantoprazole Sodium Generic | 435 | 1,056 | 161 | $5,213 |
| Famotidine Generic | 401 | 870 | 116 | $3,752 |
| Linzess Linaclotide | 309 | 623 | 112 | $337K |
| Dicyclomine Hcl Generic | 260 | 491 | 80 | $6,452 |
| Esomeprazole Magnesium Generic | 98 | 179 | 36 | $2,632 |
| Dexlansoprazole Dr Dexlansoprazole | 85 | 175 | 25 | $30K |
| Sod Sulf-Potass Sulf-Mag Sulf Sodium, Potassium,mag Sulfates | 84 | 84 | 82 | $5,455 |
| Sucralfate Generic | 83 | 109 | 28 | $2,835 |
| Mesalamine Generic | 74 | 121 | 23 | $32K |
| Ondansetron Hcl Generic | 62 | 62 | 32 | $529 |
| Xifaxan Rifaximin | 50 | 50 | 12 | $157K |
| Rezdiffra Resmetirom | 45 | 45 | 12 | $173K |
| Lansoprazole Generic | 41 | 97 | 13 | $1,287 |
| Metoclopramide Hcl Generic | 31 | 40 | 11 | $117 |
Brand drugs: 659 claims; generic drugs: 2,675 claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Alvin Y Au $2,824 ($2,824 in general payments such as food, travel and fees) from 16 companies. The largest payer was Abbvie Inc. with $595.
| Company | Payments | Amount |
|---|---|---|
| Abbvie Inc. ABBV | 38 | $595 |
| Madrigal Pharmaceuticals MDGL | 41 | $535 |
| Genzyme Corporation SNY | 14 | $425 |
| Janssen Biotech, Inc. JNJ | 18 | $311 |
| Salix Pharmaceuticals, a division of Bausch Health US, LLC BHC | 16 | $290 |
| Ipsen Biopharmaceuticals, Inc IPN.PA | 14 | $179 |
| Ardelyx, Inc. ARDX | 12 | $141 |
| Takeda Pharmaceuticals U.S.A., Inc. TAK | 5 | $96.69 |
| Phathom Pharmaceuticals, Inc. PHAT | 3 | $54.02 |
| Lilly USA, LLC LLY | 3 | $48.95 |
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.