Doctor profile · Federal record
Dr. William Zackowski, D.O.
Emergency Medicine Physician (CMS: Emergency Medicine) · Emergency Medicine Physician · Winston Salem, NC
- NPI 1912448762
- Accepts Medicare
- 9 yrs in practice
- Licensed in 2 states
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
Medical Center Blvd
Winston Salem, NC 271570001
(336) 716-2255
fax (336) 716-3202
Credentials & registration
- NPI registered
- March 2017 — 9 yrs on file
- Profile last updated
- December 1, 2021
- Year of graduation
- 2017 — 9 yrs since
- Specialty taxonomy
- 207P00000X — NUCC code
- State licenses (2)
- North Carolina #2021-02375 · Ohio #34.014802
- Medicaid
- OH #0426418
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1912448762. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
203
Distinct HCPCS
3
Medicare allowed
$34,599
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99285 |
Emergency department visit with high level of medical decision making | 134 | 131 | $170 | |
99291 |
Critical care, first 30-74 minutes | 42 | 42 | $207 | |
99284 |
Emergency department visit with moderate level of medical decision making | 27 | 27 | $118 |
In context: peer comparison
Among 60 peers in this city , average services per provider: 95. This provider delivers 2.1× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
65
Patients
64
Total drug cost
$490
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Cephalexin | Generic | 33 | 32 | $226 |
| Ondansetron Odt (Ondansetron) | Brand | 20 | 20 | $169 |
| Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) | Brand | 12 | 12 | $95 |
Frequently asked questions
What is Dr. William Zackowski's medical specialty?
Dr. William Zackowski practices Emergency Medicine Physician in Winston Salem, NC.
Where does Dr. William Zackowski practice?
Dr. William Zackowski practices at Medical Center Blvd, Winston Salem, NC 271570001. Office phone: 3367162255.
What is Dr. William Zackowski's NPI?
Dr. William Zackowski's National Provider Identifier (NPI) is 1912448762, issued by NPPES.
Does Dr. William Zackowski accept Medicare assignment?
Yes. Dr. William Zackowski accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Zackowski commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Critical care (HCPCS 99291); Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.