Doctor profile · Federal record

Dr. John McKenzie, M.D.

Clinical Cardiac Electrophysiology Physician (CMS: Internal Medicine) · Cardiovascular Disease Physician · Glendale, CA

  • NPI 1366422685
  • Accepts Medicare
  • MIPS 63.9 / 100 · 2023
  • 38 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
660 W Broadway
Glendale, CA 912041008
(818) 542-9420
fax (818) 243-9605

Credentials & registration

NPPES · NUCC
NPI registered
January 2006 — 20 yrs on file
Profile last updated
August 14, 2015
Year of graduation
1988 — 38 yrs since
Specialty taxonomy
207RC0001X — NUCC code
State license (1)
California #G71752
Medicaid
CA #00G717520

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1366422685. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
8,120
Distinct HCPCS
10
Medicare allowed
$594,572
HCPCS Description Services Patients Avg allowed
93297 Evaluation of implantable heart and blood vessel monitoring system, remote up to 30 days 1,638 202 $27
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 1,110 580 $16
99213 Established patient office or other outpatient visit, 20-29 minutes 704 440 $98
93294 Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days 699 254 $31
93280 Programming of dual lead pacemaker system 528 309 $39
99214 Established patient office or other outpatient visit, 30-39 minutes 450 330 $139
93295 Evaluation of single, dual, or multiple lead implantable defibrillator system, remote up to 90 days 430 154 $39
93290 Evaluation of implantable heart and blood vessel monitoring system 350 170 $22
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 331 195 $125
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 233 218 $137

In context: peer comparison

Among 3 peers in this city , average services per provider: 196. This provider delivers 41× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$8,068
Transactions
87
Manufacturers
11
Payer (manufacturer) Industry Txns Amount
Abbott Laboratories 25 $3,253.21
Medical Device Business Services, Inc. 3 $2,318.73
Medtronic, Inc. 33 $1,435.47
Boston Scientific Corporation 17 $641.36
ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) 2 $109.24
ATRICURE, INC. 1 $108.25
Inspire Medical Systems, Inc. 1 $85.36
CARDIVA MEDICAL, INC. 2 $43.65
Novo Nordisk Inc 1 $30.67
Philips North America LLC 1 $21.76
HEARTFLOW, INC. 1 $19.93

By nature of payment

Travel and Lodging
$4,745
Food and Beverage
$3,323

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,290
Patients
503
Total drug cost
$574,662
Drug Type Claims Patients Total cost
Eliquis (Apixaban) Brand 308 56 $235,938
Flecainide Acetate Generic 274 57 $10,187
Xarelto (Rivaroxaban) Brand 227 45 $183,021
Propafenone Hcl Generic 193 48 $8,118
Amiodarone Hcl Generic 185 41 $5,289
Carvedilol Generic 177 34 $2,355
Metoprolol Succinate Generic 161 39 $3,058
Sotalol (Sotalol Hcl) Brand 156 37 $4,257
Metoprolol Tartrate Generic 135 24 $809
Multaq (Dronedarone Hcl) Brand 116 31 $116,212

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. John McKenzie's medical specialty?
Dr. John McKenzie practices Clinical Cardiac Electrophysiology Physician in Glendale, CA.
Where does Dr. John McKenzie practice?
Dr. John McKenzie practices at 660 W Broadway, Glendale, CA 912041008. Office phone: 8185429420.
What is Dr. John McKenzie's NPI?
Dr. John McKenzie's National Provider Identifier (NPI) is 1366422685, issued by NPPES.
Does Dr. John McKenzie accept Medicare assignment?
Yes. Dr. John McKenzie accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John McKenzie commonly perform?
Top Medicare-reported procedures in 2023: Evaluation of implantable heart and blood vessel monitoring system, remote up to 30 days (HCPCS 93297); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (HCPCS 93000); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.