Doctor profile · Federal record
Dr. Ty Carroll, MD
Endocrinology, Diabetes & Metabolism Physician (CMS: Endocrinology) · Internal Medicine Physician · Madison, WI
- NPI 1558312942
- Accepts Medicare
- 24 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
4621 Eastpark Blvd
Madison, WI 537182000
(608) 916-0300 - Additional location
-
W129N7055 Northfield Dr, Division of Endocrinology
Menomonee Falls, WI 530510538
(262) 253-7155
fax (262) 253-7140 - Mailing address
-
7974 Uw Health CT
Middleton, WI 535625531
Credentials & registration
- NPI registered
- May 2006 — 20 yrs on file
- Profile last updated
- December 2, 2025
- Year of graduation
- 2002 — 24 yrs since
- Specialty taxonomy
- 207RE0101X — NUCC code
- State license (1)
- Wisconsin #46886
- Medicaid
- WI #1558312942
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1558312942. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
733
Distinct HCPCS
9
Medicare allowed
$57,245
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 242 | 188 | $120 | |
82962 |
Blood glucose (sugar) test performed by hand-held instrument | 130 | 96 | $3 | |
83036 |
Hemoglobin a1c level | 105 | 76 | $9 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 103 | 92 | $91 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 63 | 33 | $75 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 32 | 32 | $125 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 24 | 24 | $158 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 21 | 20 | $171 | |
76536 |
Ultrasound scan of head and neck soft tissue | 13 | 13 | $107 |
In context: peer comparison
Among 15 peers in Madison Endocrinology, Diabetes & Metabolism Physician, average services per provider: 77. This provider delivers 9.5× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
2,561
Patients
787
Total drug cost
$1,179,446
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Levothyroxine Sodium | Generic | 552 | 161 | $10,145 |
| Atorvastatin Calcium | Generic | 263 | 87 | $3,661 |
| Metformin Hcl ER (Metformin Hcl) | Brand | 227 | 75 | $4,743 |
| Lantus Solostar (Insulin Glargine,Hum.Rec.Anlog) | Brand | 205 | 79 | $169,993 |
| Ozempic (Semaglutide) | Brand | 191 | 51 | $346,179 |
| Jardiance (Empagliflozin) | Brand | 172 | 40 | $220,921 |
| Trulicity (Dulaglutide) | Brand | 159 | 37 | $275,568 |
| Glipizide ER (Glipizide) | Brand | 113 | 34 | $3,598 |
| Alendronate Sodium | Generic | 110 | 35 | $1,356 |
| Metformin Hcl | Generic | 103 | 32 | $1,305 |
Frequently asked questions
What is Dr. Ty Carroll's medical specialty?
Dr. Ty Carroll practices Endocrinology, Diabetes & Metabolism Physician in Madison, WI.
Where does Dr. Ty Carroll practice?
Dr. Ty Carroll practices at 4621 Eastpark Blvd, Madison, WI 537182000. Office phone: 6089160300.
What is Dr. Ty Carroll's NPI?
Dr. Ty Carroll's National Provider Identifier (NPI) is 1558312942, issued by NPPES.
Does Dr. Ty Carroll accept Medicare assignment?
Yes. Dr. Ty Carroll accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ty Carroll commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Blood glucose (sugar) test performed by hand-held instrument (HCPCS 82962); Hemoglobin a1c level (HCPCS 83036). Source: CMS Medicare Physician & Other Practitioners file.