Internal Medicine, Endocrinology, Diabetes, & Metabolism · Milwaukee, WI
NPI
1225221138
Since 2007
Specialty
Internal Medicine, Endocrinology, Diabetes, & Metabolism
Code 207RE0101X
Group practices
1
Medicare group memberships
Hospitals
5
Hospital affiliations
9200 W Wisconsin Ave, Division of Endocrinology/Metabolism
Milwaukee, WI, 53226
Phone (414) 805-6550
Groups this clinician bills Medicare through
Medicare paid, 2024
$31K
557 services
Medicare patients, 2024
341
Average age 70
Drug cost, 2024
$3.1M
2,172 prescriptions
Company payments, 2025
$65.97
From 1 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Gilbert G Fareau was code 99214 (office e&m - established), 224 times for 160 patients. In total Gilbert G Fareau billed 557 services in 14 codes, and Medicare paid $31K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2021-08-05.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99214 Office E&M - Established | Facility | 224 | 160 | $62.74 | $14K |
| 99213 Office E&M - Established | Facility | 108 | 96 | $42.38 | $4,577 |
| 99232 Hospital E&M - Subsequent | Facility | 73 | 39 | $59.87 | $4,371 |
| G2211 Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's | Facility | 58 | 56 | $12.64 | $733 |
| 99204 Office E&M - New | Facility | 42 | 42 | $86.34 | $3,626 |
| 10005 Other Organ Systems | Facility | 17 | 15 | $51.28 | $872 |
| 99203 Office E&M - New | Facility | 11 | 11 | $56.22 | $618 |
By year: 2022 $27K for 436 services; 2023 $29K for 446 services; 2024 $31K for 557 services.
Medicare prescription drug claims, 2024
In 2024, the drug Gilbert G Fareau prescribed most often to Medicare patients was Levothyroxine Sodium, with 955 prescriptions and refills. In total Gilbert G Fareau wrote 2,172 Medicare prescriptions that cost $3.1M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Levothyroxine Sodium Generic | 955 | 2,674 | 269 | $13K |
| Synthroid Levothyroxine Sodium | 233 | 667 | 69 | $26K |
| Ozempic Semaglutide | 71 | 88 | 12 | $81K |
| Calcitriol Generic | 68 | 200 | 19 | $3,014 |
| Liothyronine Sodium Generic | 61 | 180 | 22 | $3,858 |
| Methimazole Generic | 59 | 166 | 17 | $678 |
| Hydrocortisone Generic | 43 | 105 | 11 | $2,897 |
| Tepezza Teprotumumab-Trbw | 38 | 38 | Under 11 | $2.4M |
| Lantus Solostar Insulin Glargine,hum.Rec.Anlog | 37 | 94 | 13 | $3,634 |
| Mounjaro Tirzepatide | 35 | 40 | Under 11 | $41K |
| Humalog Kwikpen U-100 Insulin Lispro | 34 | 67 | Under 11 | $17K |
| Metformin Hcl Generic | 28 | 82 | Under 11 | $256 |
| Ultra-Fine Short Pen Needle Pen Needle, Diabetic | 23 | 56 | Under 11 | $2,981 |
| Prednisone Generic | 22 | 64 | Under 11 | $289 |
| Ultra-Fine Nano Pen Needle Pen Needle, Diabetic | 17 | 26 | Under 11 | $1,524 |
Brand drugs: 1,221 claims; generic drugs: 839 claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Gilbert G Fareau $65.97 ($65.97 in general payments such as food, travel and fees) from 1 company. The largest payer was Chiesi USA, Inc. with $65.97.
| Company | Payments | Amount |
|---|---|---|
| Chiesi USA, Inc. | 1 | $65.97 |
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.