Doctor profile · Federal record

Dr. Ethan Kunstadt, M.D.

Emergency Medicine Physician (CMS: Emergency Medicine) · Student in an Organized Health Care Education/Training Program · Irvine, CA

  • NPI 1992167993
  • Accepts Medicare
  • MIPS 75.0 / 100 · 2023
  • 10 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
16200 Sand Canyon Ave
Irvine, CA 926183714
(949) 764-4624

Credentials & registration

NPPES · NUCC
NPI registered
March 2016 — 10 yrs on file
Profile last updated
January 27, 2023
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
California #A152429

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1992167993. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
897
Distinct HCPCS
7
Medicare allowed
$115,127
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 332 328 $181
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 288 276 $9
99291 Critical care, first 30-74 minutes 180 176 $221
99284 Emergency department visit with moderate level of medical decision making 43 42 $125
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 26 26 $182
99239 Hospital discharge day management, more than 30 minutes 17 17 $121
99283 Emergency department visit with low level of medical decision making 11 11 $70

In context: peer comparison

Among 6 peers in Irvine Emergency Medicine Physician, average services per provider: 132. This provider delivers 6.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
149
Patients
146
Total drug cost
$1,804
Drug Type Claims Patients Total cost
Ondansetron Odt (Ondansetron) Brand 36 35 $509
Cefdinir Generic 35 34 $783
Prednisone Generic 20 20 $48
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 18 18 $97
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 17 17 $52
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 12 11 $270
Meclizine Hcl Generic 11 11 $45

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Ethan Kunstadt's medical specialty?
Dr. Ethan Kunstadt practices Emergency Medicine Physician in Irvine, CA.
Where does Dr. Ethan Kunstadt practice?
Dr. Ethan Kunstadt practices at 16200 Sand Canyon Ave, Irvine, CA 926183714. Office phone: 9497644624.
What is Dr. Ethan Kunstadt's NPI?
Dr. Ethan Kunstadt's National Provider Identifier (NPI) is 1992167993, issued by NPPES.
Does Dr. Ethan Kunstadt accept Medicare assignment?
Yes. Dr. Ethan Kunstadt accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ethan Kunstadt 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); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.