Doctor profile · Federal record
Dr. JOHN ZERNIA, MD
Emergency Medicine Physician (CMS: EMERGENCY MEDICINE) · Emergency Medical Services (Emergency Medicine) Physician · LA CROSSE, WI
- NPI 1124022728
- Accepts Medicare
- 41 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1836 SOUTH AVE
LA CROSSE, WI 546015429
(608) 782-7300
Credentials & registration
- NPI registered
- June 2005 — 21 yrs on file
- Profile last updated
- June 21, 2017
- Year of graduation
- 1985 — 41 yrs since
- Specialty taxonomy
- 207P00000X — NUCC code
- State license (1)
- Wisconsin #27859
- Medicaid
- WI #31407300
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1124022728. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
139
Distinct HCPCS
4
Medicare allowed
$16,157
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99285 |
Emergency department visit with high level of medical decision making | 50 | 47 | $165 | |
99284 |
Emergency department visit with moderate level of medical decision making | 45 | 45 | $113 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 26 | 26 | $63 | |
99283 |
Emergency department visit with low level of medical decision making | 18 | 18 | $68 |
In context: peer comparison
Among 21 peers in this city , average services per provider: 69. This provider delivers 2.0× the peer median.Open Payments
Industry payments received
All-time total
$38,520
Transactions
12
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Takeda Pharmaceuticals U.S.A., Inc. | 12 | $38,520.00 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
14
Patients
14
Total drug cost
$37
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Prednisone | Generic | 14 | 14 | $37 |