Doctor profile · Federal record

Dr. Jason Rozeski

Emergency Medicine Physician (CMS: Emergency Medicine) · Emergency Medicine Physician · Boulder, CO

  • NPI 1225055270
  • Accepts Medicare
  • 22 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1100 Balsam Ave, Emergency Dept
Boulder, CO 803043404
(303) 440-2037
fax (303) 306-7753
Mailing address
Po Box 173894
Denver, CO 802173894

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
April 16, 2024
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
207P00000X — NUCC code
State licenses (2)
Nevada #25242 · Colorado #46587
Medicaid
CO #43159222

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1225055270. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
882
Distinct HCPCS
5
Medicare allowed
$89,947
HCPCS Description Services Patients Avg allowed
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 312 302 $8
99285 Emergency department visit with high level of medical decision making 290 285 $173
99284 Emergency department visit with moderate level of medical decision making 188 183 $119
99291 Critical care, first 30-74 minutes 60 59 $211
99283 Emergency department visit with low level of medical decision making 32 31 $71

In context: peer comparison

Among 11 peers in Boulder Emergency Medicine Physician, average services per provider: 134. This provider delivers 6.6× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
109
Patients
106
Total drug cost
$942
Drug Type Claims Patients Total cost
Cephalexin Generic 37 37 $376
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 27 26 $101
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 19 17 $172
Ondansetron Odt (Ondansetron) Brand 14 14 $161
Paxlovid (Eua) (Nirmatrelvir/Ritonavir) Brand 12 12 $132

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Jason Rozeski's medical specialty?
Dr. Jason Rozeski practices Emergency Medicine Physician in Boulder, CO.
Where does Dr. Jason Rozeski practice?
Dr. Jason Rozeski practices at 1100 Balsam Ave, Boulder, CO 803043404. Office phone: 3034402037.
What is Dr. Jason Rozeski's NPI?
Dr. Jason Rozeski's National Provider Identifier (NPI) is 1225055270, issued by NPPES.
Does Dr. Jason Rozeski accept Medicare assignment?
Yes. Dr. Jason Rozeski accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jason Rozeski commonly perform?
Top Medicare-reported procedures in 2023: Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.