Doctor profile · Federal record
Dr. Christopher Kolar, MD
Emergency Medicine Physician (CMS: Emergency Medicine) · Green Bay, WI
- NPI 1962638064
- Accepts Medicare
- 17 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
835 S van Buren St
Green Bay, WI 543013526
(920) 433-8384 - Mailing address
-
111 E Wisconsin Ave, Suite 2100
Milwaukee, WI 532024815
Credentials & registration
- NPI registered
- June 2009 — 17 yrs on file
- Profile last updated
- February 27, 2017
- Year of graduation
- 2009 — 17 yrs since
- Specialty taxonomy
- 207P00000X — NUCC code
- State license (1)
- Wisconsin #56853-20
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1962638064. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
157
Distinct HCPCS
4
Medicare allowed
$17,583
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99285 |
Emergency department visit with high level of medical decision making | 79 | 76 | $164 | |
93010 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 50 | 48 | $8 | |
99284 |
Emergency department visit with moderate level of medical decision making | 16 | 16 | $114 | |
99291 |
Critical care, first 30-74 minutes | 12 | 12 | $202 |
In context: peer comparison
Among 12 peers in Green Bay Emergency Medicine Physician, average services per provider: 64. This provider delivers 2.5× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
23
Patients
23
Total drug cost
$95
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Tizanidine Hcl | Generic | 12 | 12 | $32 |
| Ondansetron Odt (Ondansetron) | Brand | 11 | 11 | $62 |
Hospital affiliations
Frequently asked questions
What is Dr. Christopher Kolar's medical specialty?
Dr. Christopher Kolar practices Emergency Medicine Physician in Green Bay, WI.
Where does Dr. Christopher Kolar practice?
Dr. Christopher Kolar practices at 835 S van Buren St, Green Bay, WI 543013526. Office phone: 9204338384.
What is Dr. Christopher Kolar's NPI?
Dr. Christopher Kolar's National Provider Identifier (NPI) is 1962638064, issued by NPPES.
Does Dr. Christopher Kolar accept Medicare assignment?
Yes. Dr. Christopher Kolar accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Christopher Kolar commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.