Doctor profile · Federal record

Dr. John Mackenzie, DO

Neurology Physician (CMS: Neurology) · Prescott, AZ

  • NPI 1518078807
  • Accepts Medicare
  • 33 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1001 Willow Creek RD Ste 3300
Prescott, AZ 863011614
(928) 778-0827
fax (928) 778-5622
Mailing address
Po Box 10880
Prescott, AZ 863040880

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
February 17, 2025
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
2084N0400X — NUCC code
State license (1)
Arizona #3195
Medicaid
AZ #377920

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1518078807. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
41,363
Distinct HCPCS
10
Medicare allowed
$382,123
HCPCS Description Services Patients Avg allowed
J0585 Injection, onabotulinumtoxina, 1 unit 40,147 66 $6
99213 Established patient office or other outpatient visit, 20-29 minutes 689 316 $87
99214 Established patient office or other outpatient visit, 30-39 minutes 140 111 $124
64615 Injection of chemical for paralysis of facial and neck nerve muscles on both sides of face 118 36 $147
95886 Needle measurement of electrical activity in arm or leg muscles, complete study 86 45 $94
64616 Injection of chemical for paralysis of nerve muscles on side of neck excluding voice box 65 18 $151
95912 Nerve conduction, 11-12 studies 42 42 $240
99204 New patient office or other outpatient visit, 45-59 minutes 40 40 $161
99441 Telephone medical discussion with physician, 5-10 minutes 21 19 $54
99442 Telephone medical discussion with physician, 11-20 minutes 15 13 $87

In context: peer comparison

Among 3 peers in this city , average services per provider: 2,267. This provider delivers 18× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$468
Transactions
34
Manufacturers
10
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 19 $203.10
Medtronic, Inc. 3 $75.56
Celgene Corporation 3 $43.30
Teva Pharmaceuticals USA, Inc. 2 $35.25
ACADIA Pharmaceuticals Inc 2 $30.93
CSL Behring 1 $20.00
MITSUBISHI TANABE PHARMA AMERICA, INC. 1 $15.93
Biogen, Inc. 1 $15.61
Lundbeck LLC 1 $15.08
Amneal Pharmaceuticals LLC 1 $13.36

By nature of payment

Food and Beverage
$448
Education
$20

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,802
Patients
411
Total drug cost
$47,285
Drug Type Claims Patients Total cost
Gabapentin Generic 316 75 $7,186
Clonazepam Generic 142 19 $1,396
Carbidopa-Levodopa (Carbidopa/Levodopa) Brand 135 32 $4,655
Donepezil Hcl Generic 133 29 $1,608
Levetiracetam Generic 127 28 $4,292
Lamotrigine Generic 123 22 $3,556
Tizanidine Hcl Generic 120 33 $1,152
Duloxetine Hcl Generic 107 22 $1,746
Topiramate Generic 104 28 $3,038
Primidone Generic 100 28 $3,443

Frequently asked questions

Auto-generated from federal data
What is Dr. John Mackenzie's medical specialty?
Dr. John Mackenzie practices Neurology Physician in Prescott, AZ.
Where does Dr. John Mackenzie practice?
Dr. John Mackenzie practices at 1001 Willow Creek RD Ste 3300, Prescott, AZ 863011614. Office phone: 9287780827.
What is Dr. John Mackenzie's NPI?
Dr. John Mackenzie's National Provider Identifier (NPI) is 1518078807, issued by NPPES.
Does Dr. John Mackenzie accept Medicare assignment?
Yes. Dr. John Mackenzie accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Mackenzie commonly perform?
Top Medicare-reported procedures in 2023: Injection, onabotulinumtoxina, 1 unit (HCPCS J0585); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.