Doctor profile · Federal record

Dr. Paul Kozak, M.D.

Emergency Medicine Physician (CMS: Emergency Medicine) · Phoenix, AZ

  • NPI 1558344226
  • Accepts Medicare
  • MIPS 78.6 / 100 · 2023
  • 36 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5777 E Mayo Blvd
Phoenix, AZ 850544502
(480) 301-8000

Credentials & registration

NPPES · NUCC
NPI registered
November 2005 — 21 yrs on file
Profile last updated
January 6, 2021
Year of graduation
1990 — 36 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
Arizona #21547

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1558344226. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
779
Distinct HCPCS
4
Medicare allowed
$123,391
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 505 492 $172
99284 Emergency department visit with moderate level of medical decision making 206 204 $118
99291 Critical care, first 30-74 minutes 53 53 $208
99283 Emergency department visit with low level of medical decision making 15 15 $70

In context: peer comparison

Among 114 peers in this city , average services per provider: 105. This provider delivers 7.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$154
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals LP 1 $104.15
CapsoVision, Inc. 1 $49.47

By nature of payment

Food and Beverage
$154

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
135
Patients
133
Total drug cost
$1,053
Drug Type Claims Patients Total cost
Prednisone Generic 33 33 $76
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 27 27 $109
Ondansetron Odt (Ondansetron) Brand 22 21 $213
Cephalexin Generic 21 21 $209
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 20 19 $91
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 12 12 $356

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Paul Kozak's medical specialty?
Dr. Paul Kozak practices Emergency Medicine Physician in Phoenix, AZ.
Where does Dr. Paul Kozak practice?
Dr. Paul Kozak practices at 5777 E Mayo Blvd, Phoenix, AZ 850544502. Office phone: 4803018000.
What is Dr. Paul Kozak's NPI?
Dr. Paul Kozak's National Provider Identifier (NPI) is 1558344226, issued by NPPES.
Does Dr. Paul Kozak accept Medicare assignment?
Yes. Dr. Paul Kozak accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Paul Kozak commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.