Doctor profile · Federal record
Dr. Chris Liakonis, DO
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (CMS: Thoracic Surgery) · Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · Marshfield, WI
- NPI 1437117512
- Accepts Medicare
- 33 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
1000 N Oak Avenue
Marshfield, WI 544495703
(715) 387-5511 - Additional location
-
1015 S Washington Ave
Saginaw, MI 486012556
(989) 754-3000
fax (989) 754-3016 - Mailing address
-
1000 N Oak Ave
Marshfield, WI 544495703
Credentials & registration
- NPI registered
- May 2006 — 20 yrs on file
- Profile last updated
- May 5, 2025
- Year of graduation
- 1993 — 33 yrs since
- Specialty taxonomy
- 208G00000X — NUCC code
- State licenses (2)
- Wisconsin #13028 · Michigan #5101012009
- Medicaid
- MI #1437117512
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1437117512. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
33
Distinct HCPCS
2
Medicare allowed
$12,952
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99204 |
New patient office or other outpatient visit, 45-59 minutes | 18 | 18 | $151 | |
33361 |
Replacement of aortic valve through the skin and femoral artery | 15 | 15 | $682 |
In context: peer comparison
Among 2 peers in Marshfield Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician, average services per provider: 20. This provider delivers 1.7× the peer median.Open Payments
Industry payments received
All-time total
$45
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abiomed | 1 | $45.24 |
By nature of payment
Hospital affiliations
Frequently asked questions
What is Dr. Chris Liakonis's medical specialty?
Dr. Chris Liakonis practices Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician in Marshfield, WI.
Where does Dr. Chris Liakonis practice?
Dr. Chris Liakonis practices at 1000 N Oak Avenue, Marshfield, WI 544495703. Office phone: 7153875511.
What is Dr. Chris Liakonis's NPI?
Dr. Chris Liakonis's National Provider Identifier (NPI) is 1437117512, issued by NPPES.
Does Dr. Chris Liakonis accept Medicare assignment?
Yes. Dr. Chris Liakonis accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Chris Liakonis commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99204); Replacement of aortic valve through the skin and femoral artery (HCPCS 33361). Source: CMS Medicare Physician & Other Practitioners file.