Doctor profile · Federal record

Dr. Mark McKenzie, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Las Vegas, NV

  • NPI 1285659243
  • Accepts Medicare
  • 30 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2010 Goldring Ave, 100
Las Vegas, NV 891064002
(702) 588-7373
fax (702) 588-7748

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
October 27, 2009
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Nevada #9051
Medicaid
NV #2018217

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1285659243. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,256
Distinct HCPCS
10
Medicare allowed
$348,702
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 1,256 272 $78
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 512 312 $118
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 466 415 $172
99239 Hospital discharge day management, more than 30 minutes 438 395 $114
99213 Established patient office or other outpatient visit, 20-29 minutes 357 147 $87
99236 Initial hospital care with same-day admission and discharge with high level of medical decision making, per day, if using time, at least 85 minutes 60 60 $207
99214 Established patient office or other outpatient visit, 30-39 minutes 56 30 $124
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 33 20 $62
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 30 30 $124
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 23 22 $14

In context: peer comparison

Among 194 peers in Las Vegas Internal Medicine Physician, average services per provider: 170. This provider delivers 19× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$138
Transactions
7
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Pfizer INC. 5 $100.24
Novartis Pharmaceuticals Corporation 1 $21.99
Abbott Laboratories 1 $15.75

By nature of payment

Food and Beverage
$138

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
136
Patients
19
Total drug cost
$2,791
Drug Type Claims Patients Total cost
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 32 19 $869
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 24 0 $982
Zolpidem Tartrate Generic 22 0 $168
Atorvastatin Calcium Generic 17 0 $270
Alprazolam Generic 16 0 $47
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 14 0 $340
Carvedilol Generic 11 0 $117

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark McKenzie's medical specialty?
Dr. Mark McKenzie practices Internal Medicine Physician in Las Vegas, NV.
Where does Dr. Mark McKenzie practice?
Dr. Mark McKenzie practices at 2010 Goldring Ave, Las Vegas, NV 891064002. Office phone: 7025887373.
What is Dr. Mark McKenzie's NPI?
Dr. Mark McKenzie's National Provider Identifier (NPI) is 1285659243, issued by NPPES.
Does Dr. Mark McKenzie accept Medicare assignment?
Yes. Dr. Mark McKenzie accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark McKenzie commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.