Doctor profile · Federal record
Dr. Shaun Marczak, PA-C
Physician Assistant · Physician Assistant · Eau Claire, WI
- NPI 1275838146
- Accepts Medicare
- 16 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
1400 Bellinger St
Eau Claire, WI 54703
(715) 838-3311 - Additional location
-
733 W Clairemont Ave
Eau Claire, WI 547016101
(715) 838-5222 - Mailing address
-
200 1St St Sw
Rochester, MN 559051510
Credentials & registration
- NPI registered
- January 2011 — 15 yrs on file
- Profile last updated
- April 23, 2021
- Year of graduation
- 2010 — 16 yrs since
- Specialty taxonomy
- 363A00000X — NUCC code
- State licenses (2)
- Wisconsin #2904-23 · Missouri #2011001605
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1275838146. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
34
Distinct HCPCS
2
Medicare allowed
$3,190
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
33508 |
Harvest of vein using an endoscope | 17 | 17 | $2 | |
33533 |
Coronary artery bypass using artery graft, 1 graft | 17 | 17 | $186 |
In context: peer comparison
Among 45 peers in Eau Claire Physician Assistant, average services per provider: 66. This provider delivers 0.5× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Shaun Marczak's medical specialty?
Dr. Shaun Marczak practices Physician Assistant in Eau Claire, WI.
Where does Dr. Shaun Marczak practice?
Dr. Shaun Marczak practices at 1400 Bellinger St, Eau Claire, WI 54703. Office phone: 7158383311.
What is Dr. Shaun Marczak's NPI?
Dr. Shaun Marczak's National Provider Identifier (NPI) is 1275838146, issued by NPPES.
Does Dr. Shaun Marczak accept Medicare assignment?
Yes. Dr. Shaun Marczak accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Shaun Marczak commonly perform?
Top Medicare-reported procedures in 2023: Harvest of vein using an endoscope (HCPCS 33508); Coronary artery bypass using artery graft, 1 graft (HCPCS 33533). Source: CMS Medicare Physician & Other Practitioners file.