Doctor profile · Federal record
Dr. Warren Entwistle, DO
Emergency Medicine Physician · Emergency Medicine Physician · Milwaukee, WI
- NPI 1225004310
- 20 yrs on file
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
945 N 12Th St
Milwaukee, WI 532331305
(414) 219-5076
Credentials & registration
- NPI registered
- February 2006 — 20 yrs on file
- Profile last updated
- December 28, 2021
- Specialty taxonomy
- 207P00000X — NUCC code
- State licenses (2)
- Wisconsin #56606 · Michigan #5101015260
- Medicaid (2)
- WI #100020907 · MI #1225004310
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1225004310. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
221
Distinct HCPCS
4
Medicare allowed
$11,816
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
93010 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 132 | 110 | $8 | |
99285 |
Emergency department visit with high level of medical decision making | 38 | 36 | $166 | |
99284 |
Emergency department visit with moderate level of medical decision making | 33 | 32 | $114 | |
99282 |
Emergency department visit with straightforward medical decision making | 18 | 13 | $39 |
In context: peer comparison
Among 117 peers in this city , average services per provider: 82. This provider delivers 2.7× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
26
Patients
26
Total drug cost
$157
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Prednisone | Generic | 14 | 14 | $39 |
| Cephalexin | Generic | 12 | 12 | $118 |
Frequently asked questions
What is Dr. Warren Entwistle's medical specialty?
Dr. Warren Entwistle practices Emergency Medicine Physician in Milwaukee, WI.
Where does Dr. Warren Entwistle practice?
Dr. Warren Entwistle practices at 945 N 12Th St, Milwaukee, WI 532331305. Office phone: 4142195076.
What is Dr. Warren Entwistle's NPI?
Dr. Warren Entwistle's National Provider Identifier (NPI) is 1225004310, issued by NPPES.
What procedures does Dr. Warren Entwistle commonly perform?
Top Medicare-reported procedures in 2023: Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.