Doctor profile · Federal record

Dr. Matthew Mullarky, MD

Emergency Medical Services (Emergency Medicine) Physician · Orange, CA

  • NPI 1639124811
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1100 W Stewart Dr
Orange, CA 928683849
(714) 771-8113
Mailing address
2 San Rafael Pl
Laguna Niguel, CA 926777622

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
October 22, 2020
Specialty taxonomy
207PE0004X — NUCC code
State license (1)
California #G65841
Medicaid
CA #00G586410

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1639124811. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
169
Distinct HCPCS
6
Medicare allowed
$25,492
HCPCS Description Services Patients Avg allowed
99284 Emergency department visit with moderate level of medical decision making 40 38 $124
99285 Emergency department visit with high level of medical decision making 34 34 $184
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 30 30 $186
99291 Critical care, first 30-74 minutes 29 29 $226
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 22 22 $9
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 14 14 $139

In context: peer comparison

Among 2 peers in this city , average services per provider: 26. This provider delivers 6.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$50
Transactions
3
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Janssen Pharmaceuticals, Inc 2 $29.78
CSL Behring 1 $20.00

By nature of payment

Food and Beverage
$30
Education
$20

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
47
Patients
44
Total drug cost
$376
Drug Type Claims Patients Total cost
Ondansetron Odt (Ondansetron) Brand 28 26 $224
Cephalexin Generic 19 18 $152

Frequently asked questions

Auto-generated from federal data
What is Dr. Matthew Mullarky's medical specialty?
Dr. Matthew Mullarky practices Emergency Medical Services (Emergency Medicine) Physician in Orange, CA.
Where does Dr. Matthew Mullarky practice?
Dr. Matthew Mullarky practices at 1100 W Stewart Dr, Orange, CA 928683849. Office phone: 7147718113.
What is Dr. Matthew Mullarky's NPI?
Dr. Matthew Mullarky's National Provider Identifier (NPI) is 1639124811, issued by NPPES.
What procedures does Dr. Matthew Mullarky commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with moderate level of medical decision making (HCPCS 99284); Emergency department visit with high level of medical decision making (HCPCS 99285); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.