Doctor profile · Federal record
Dr. William Zemnickas, D.O
Surgery Physician · Lapeer, MI
- NPI 1568553667
- 20 yrs on file
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
844 S Main St
Lapeer, MI 484463027
(810) 664-4100
fax (810) 664-9250
Credentials & registration
- NPI registered
- September 2006 — 20 yrs on file
- Profile last updated
- November 28, 2017
- Specialty taxonomy
- 208600000X — NUCC code
- State license (1)
- Michigan #WZ007094
- Medicaid
- MI #136702910
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1568553667. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
35
Distinct HCPCS
2
Medicare allowed
$6,499
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
45380 |
Biopsy of large bowel using a flexible endoscope | 21 | 21 | $192 | |
G0121 |
Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk | 14 | 14 | $176 |
In context: peer comparison
Among 3 peers in Lapeer Surgery Physician, average services per provider: 38. This provider delivers 0.9× the peer median.Frequently asked questions
What is Dr. William Zemnickas's medical specialty?
Dr. William Zemnickas practices Surgery Physician in Lapeer, MI.
Where does Dr. William Zemnickas practice?
Dr. William Zemnickas practices at 844 S Main St, Lapeer, MI 484463027. Office phone: 8106644100.
What is Dr. William Zemnickas's NPI?
Dr. William Zemnickas's National Provider Identifier (NPI) is 1568553667, issued by NPPES.
What procedures does Dr. William Zemnickas commonly perform?
Top Medicare-reported procedures in 2023: Biopsy of large bowel using a flexible endoscope (HCPCS 45380); Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk (HCPCS G0121). Source: CMS Medicare Physician & Other Practitioners file.