Doctor profile · Federal record

Dr. Irene Yao, MD

Emergency Medicine Physician (CMS: Emergency Medicine) · Evanston, IL

  • NPI 1053368415
  • Accepts Medicare
  • 26 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2650 Ridge Ave
Evanston, IL 602011718
(847) 570-2114

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
November 8, 2016
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
Illinois #036-109275

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1053368415. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
673
Distinct HCPCS
7
Medicare allowed
$93,039
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 244 243 $187
99214 Established patient office or other outpatient visit, 30-39 minutes 242 242 $106
99284 Emergency department visit with moderate level of medical decision making 69 69 $127
99213 Established patient office or other outpatient visit, 20-29 minutes 49 49 $72
99283 Emergency department visit with low level of medical decision making 35 35 $77
99291 Critical care, first 30-74 minutes 22 22 $225
99215 Established patient office or other outpatient visit, 40-54 minutes 12 12 $152

In context: peer comparison

Among 39 peers in this city , average services per provider: 124. This provider delivers 5.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
191
Patients
190
Total drug cost
$2,059
Drug Type Claims Patients Total cost
Amoxicillin Generic 35 35 $167
Prednisone Generic 26 26 $52
Paxlovid (Eua) (Nirmatrelvir/Ritonavir) Brand 22 22 $219
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 21 21 $631
Azithromycin Generic 19 19 $146
Cephalexin Generic 17 17 $174
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 14 14 $81
Doxycycline Hyclate Generic 13 13 $191
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 12 12 $159
Fluticasone Propionate Generic 12 11 $239

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Irene Yao's medical specialty?
Dr. Irene Yao practices Emergency Medicine Physician in Evanston, IL.
Where does Dr. Irene Yao practice?
Dr. Irene Yao practices at 2650 Ridge Ave, Evanston, IL 602011718. Office phone: 8475702114.
What is Dr. Irene Yao's NPI?
Dr. Irene Yao's National Provider Identifier (NPI) is 1053368415, issued by NPPES.
Does Dr. Irene Yao accept Medicare assignment?
Yes. Dr. Irene Yao accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Irene Yao commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Established patient office or other outpatient visit (HCPCS 99214); Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.