Doctor profile · Federal record
Dr. Gilbert Fareau, M.D.
Endocrinology, Diabetes & Metabolism Physician (CMS: Endocrinology) · Internal Medicine Physician · Milwaukee, WI
- NPI 1225221138
- Accepts Medicare
- MIPS 80.5 / 100 · 2023
- 27 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
9200 W Wisconsin Ave, Division of Endocrinology/Metabolism
Milwaukee, WI 532263522
(414) 805-6550
fax (414) 805-6565
Credentials & registration
- NPI registered
- August 2007 — 19 yrs on file
- Profile last updated
- August 5, 2021
- Year of graduation
- 1999 — 27 yrs since
- Specialty taxonomy
- 207RE0101X — NUCC code
- State license (1)
- Wisconsin #50750
- Medicaid
- WI #1225221138
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1225221138. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
391
Distinct HCPCS
5
Medicare allowed
$32,650
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 196 | 141 | $91 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 93 | 84 | $62 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 52 | 26 | $75 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 30 | 30 | $125 | |
10005 |
Fine needle aspiration biopsy using ultrasound guidance, first growth | 20 | 19 | $68 |
In context: peer comparison
Among 18 peers in this city , average services per provider: 72. This provider delivers 5.4× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
1,110
Patients
297
Total drug cost
$174,033
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Levothyroxine Sodium | Generic | 617 | 205 | $11,829 |
| Synthroid (Levothyroxine Sodium) | Brand | 140 | 45 | $16,791 |
| Methimazole | Generic | 51 | 18 | $1,263 |
| Calcitriol | Generic | 43 | 14 | $2,950 |
| Liothyronine Sodium | Generic | 40 | 15 | $2,998 |
| Metformin Hcl | Generic | 30 | 0 | $349 |
| Metformin Hcl Er (Metformin Hcl) | Brand | 29 | 0 | $512 |
| Lantus Solostar (Insulin Glargine,hum.Rec.Anlog) | Brand | 28 | 0 | $15,206 |
| Ozempic (Semaglutide) | Brand | 24 | 0 | $29,555 |
| Humalog Kwikpen U-100 (Insulin Lispro) | Brand | 21 | 0 | $36,384 |
Hospital affiliations
Frequently asked questions
What is Dr. Gilbert Fareau's medical specialty?
Dr. Gilbert Fareau practices Endocrinology, Diabetes & Metabolism Physician in Milwaukee, WI.
Where does Dr. Gilbert Fareau practice?
Dr. Gilbert Fareau practices at 9200 W Wisconsin Ave, Milwaukee, WI 532263522. Office phone: 4148056550.
What is Dr. Gilbert Fareau's NPI?
Dr. Gilbert Fareau's National Provider Identifier (NPI) is 1225221138, issued by NPPES.
Does Dr. Gilbert Fareau accept Medicare assignment?
Yes. Dr. Gilbert Fareau accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gilbert Fareau commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.