Doctor profile · Federal record
Dr. William Haselow, M.D.
Emergency Medicine Physician · Emergency Medicine Physician · Eau Claire, WI
- NPI 1811942444
- 20 yrs on file
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
900 W Clairemont Ave
Eau Claire, WI 547016122
(414) 290-6715
fax (414) 290-6755 - Additional location
-
2661 County Highway I
Chippewa Falls, WI 547295407 - Mailing address
-
111 E Wisconsin Ave, Suite 2000
Milwaukee, WI 532024815
Credentials & registration
- NPI registered
- May 2006 — 20 yrs on file
- Profile last updated
- December 17, 2021
- Specialty taxonomy
- 207P00000X — NUCC code
- State licenses (2)
- Wisconsin #30013-020 · Wisconsin #30013-20
- Medicaid
- WI #31809700
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1811942444. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
472
Distinct HCPCS
6
Medicare allowed
$52,600
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99285 |
Emergency department visit with high level of medical decision making | 160 | 154 | $163 | |
99284 |
Emergency department visit with moderate level of medical decision making | 147 | 137 | $112 | |
93010 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 75 | 75 | $8 | |
99283 |
Emergency department visit with low level of medical decision making | 42 | 42 | $66 | |
99291 |
Critical care, first 30-74 minutes | 30 | 29 | $199 | |
99282 |
Emergency department visit with straightforward medical decision making | 18 | 18 | $39 |
In context: peer comparison
Among 20 peers in this city , average services per provider: 60. This provider delivers 7.9× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
49
Patients
49
Total drug cost
$610
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 21 | 21 | $113 |
| Cefdinir | Generic | 17 | 17 | $440 |
| Prednisone | Generic | 11 | 11 | $57 |
Frequently asked questions
What is Dr. William Haselow's medical specialty?
Dr. William Haselow practices Emergency Medicine Physician in Eau Claire, WI.
Where does Dr. William Haselow practice?
Dr. William Haselow practices at 900 W Clairemont Ave, Eau Claire, WI 547016122. Office phone: 4142906715.
What is Dr. William Haselow's NPI?
Dr. William Haselow's National Provider Identifier (NPI) is 1811942444, issued by NPPES.
What procedures does Dr. William Haselow commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010). Source: CMS Medicare Physician & Other Practitioners file.