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Dr. Mark Edwin McKenzie, MD
NPI1285659243PAC ID9931197472
- Medicare services, 2024
- 1,826
- Medicare patients, 2024
- 432
- Part D claims, 2024
- 177
- Publications
- 1
- Hospital affiliations
- 1
- Practice address
- 3186 S Maryland Pkwy, Las Vegas, NV 89109
- Practice phone
- Call (702) 731-8000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. McKenzie's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Mark Edwin McKenzie is an internist in Las Vegas, Nevada
Dr. McKenzie practices at Sunrise Hospital and Medical Center in Las Vegas, Nevada, part of HCA Healthcare.
Dr. McKenzie's NPI, 1285659243, was assigned on July 12, 2006. Dr. McKenzie graduated from University of Nevada School of Medicine in 1996. Dr. McKenzie holds Nevada license 9051.
NPI and contact details
- NPI
- 1285659243NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9931197472
- NPI enumeration date
- July 12, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (702) 731-8000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 56
- Medical school graduation
- 1996
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mark Edwin McKenzie practices at Sunrise Hospital and Medical Center in Las Vegas, Nevada
Dr. McKenzie's primary practice is Sunrise Hospital and Medical Center, at 3186 S Maryland Pkwy, Las Vegas, NV 89109 in Clark County. The practice phone is (702) 731-8000.
- Sunrise Hospital and Medical Center3186 S Maryland Pkwy, Las Vegas, NV 89109 · Clark CountyPhone(702) 731-8000
Source: Dmand AI Affiliation Data
Dr. Mark Edwin McKenzie is affiliated with 3 sites of care and 3 medical groups
Dr. McKenzie's primary practice is Sunrise Hospital and Medical Center in Las Vegas, Nevada, part of HCA Healthcare. The medical group on file is TeamHealth. Dmand AI also links Dr. McKenzie to 2 more group practices and clinics and 2 medical groups, each named with a free account.
TeamHealth2 group practices and clinicsNames with a free account2 medical groupsNames with a free account
See all 6 affiliations for Dr. McKenzieSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Mark Edwin McKenzie's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. McKenzie practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Sunrise Hospital and Medical Center | Available with a free account |
| +2 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mark Edwin McKenzie is one of 1,019 internists in Nevada
Internal medicine is Dr. McKenzie's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. McKenzie is licensed in Nevada.
Specialties and state licenses
- Internal medicine, NevadaPrimary
Internists near Dr. McKenzie
Counts of internists with a Dmand AI profile, by place and practice. Each opens the list.
1,019internists in Nevada613internists in Las Vegas45internists at Sunrise Hospital and Medical Center
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Mark Edwin McKenzie billed Medicare for 1,826 services in 2024
CMS data shows 1,826 Medicare services from Dr. McKenzie across 7 procedure codes in 2024, for 432 Medicare patients. Medicare paid $150,878 for them.
Medicare services, 20241,826
Medicare patients432
Paid by Medicare$150,878
Procedure codes7
Dr. McKenzie's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3,2032024: 1,82643%
- Tests and treatments
- 2023: 232024: 0100%
- Other services
- 2023: 302024: 0100%
Where Dr. McKenzie's Medicare services took place, 2024
- In an office18610%
- In a facility1,64090%
Dr. McKenzie compared with the Nevada median for internists, 2024
- Dr. McKenzie
- Nevada median
- Medicare services
- 1,826vs 5203.5 times
- Medicare patients
- 432vs 1912.3 times
- Part D claims
- 28vs 36492% below
Medians across 935 internists in Nevada with Dmand AI profiles that report each measure.
Dr. McKenzie's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. McKenzie?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. McKenzie and other internists in Nevada.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mark Edwin McKenzie treated 432 Medicare patients in 2024, average age 69
CMS counts 432 Medicare patients who saw Dr. McKenzie in 2024. The largest group is 65 to 74, with 169 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 53% are also on Medicaid. Their average risk score is 2.47, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. McKenzie's median patient age at 62, with 45% women.
Medicare patients, 2024432
Average age69
Average risk score2.47
Also on Medicaid53%
Dr. McKenzie's Medicare patients by age, 2024
Dr. McKenzie's Medicare patients by sex, 2024
- Women20547%
- Men22753%
Chronic conditions among Dr. McKenzie's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis60%
- Diabetes55%
- Mood disorders50%
- Anxiety46%
- Ischemic heart disease46%
- Depression45%
Share of Medicare patients with each condition. A patient can have several.
Dr. McKenzie's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 62
Patient panel by sex, all payers
- Women45%
- Men54%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Mark Edwin McKenzie wrote 177 Medicare Part D claims in 2024
In 2024, Dr. McKenzie wrote 177 Medicare Part D claims for 54 patients. 90% of them were for generic drugs. CMS names the drug for 28 of them, across 2 drugs with 11 or more claims each, at $558 in total drug cost. In 2023, CMS named 136 claims across 7 drugs.
Part D claims, 2024177
Drugs named by CMS2
Total drug cost$558
Part D patients54
Dr. McKenzie's Part D claims by kind of drug, 2024
- Generic159 claims90%
- Brand-name18 claims10%
Dr. McKenzie's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. McKenzie's Part D claims, 2024
- Opioids17%30 of 177 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1362024: 2879%
Drugs named by CMS: 2 in 2024, 7 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Mark Edwin McKenzie takes part in Medicare
Dr. McKenzie accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Mark Edwin McKenzie has 1 publication on record
Dmand AI links 1 paper to Dr. McKenzie. Dr. McKenzie's most frequent co-authors are Neel Vallabhdas Dhudshia, MD and Venkatachalam Veerappan, MD.
Papers1
Dr. McKenzie's most frequent co-authors
Recent publications by Dr. McKenzie
See who Dr. McKenzie researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. McKenzie works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Mark Edwin McKenzie received $1,046 in industry payments from 2016 to 2024
CMS Open Payments shows 60 general payments to Dr. McKenzie from 17 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 100% of the total. Pfizer Inc. paid the most, $282.
General payments to Dr. McKenzie by program year, 2016 to 2024
Companies that paid Dr. McKenzie the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Mark Edwin McKenzie graduated from University of Nevada School of Medicine
Dr. McKenzie graduated from University of Nevada School of Medicine in 1996.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Mark Edwin McKenzie's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Mark Edwin McKenzie
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Mark Edwin McKenzie's NPI number?
Dr. Mark Edwin McKenzie's NPI number is 1285659243. It was assigned on July 12, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark Edwin McKenzie?
Dr. Mark Edwin McKenzie is an internist in Las Vegas, Nevada. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Mark Edwin McKenzie practice?
Dr. McKenzie practices at 3186 S Maryland Pkwy, Las Vegas, NV 89109. Dr. McKenzie's primary practice is Sunrise Hospital and Medical Center in Las Vegas, Nevada, part of HCA Healthcare. Dmand AI also links Dr. McKenzie to 2 group practices and clinics and 2 medical groups.
What is Dr. Mark Edwin McKenzie's office phone number?
The practice phone on file for Dr. McKenzie is (702) 731-8000.
What is Dr. Mark Edwin McKenzie's medical license number?
Dr. McKenzie holds Nevada license 9051.
Which hospitals is Dr. Mark Edwin McKenzie affiliated with?
Dr. McKenzie practices at Sunrise Hospital and Medical Center in Las Vegas, Nevada.
What medical group is Dr. Mark Edwin McKenzie part of?
Dr. McKenzie is linked to TeamHealth. Dmand AI links Dr. McKenzie to 2 more medical groups.
Does Dr. Mark Edwin McKenzie accept Medicare?
Yes. CMS data shows Dr. McKenzie billed Medicare for 1,826 services in 2024, and Dr. McKenzie accepts Medicare assignment.
How many Medicare patients does Dr. Mark Edwin McKenzie see?
CMS counts 432 Medicare patients who saw Dr. McKenzie in 2024, with an average age of 69.
What services does Dr. Mark Edwin McKenzie bill to Medicare?
In 2024, Dr. McKenzie's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99223) and hospital inpatient care (99233).
Show 6 more questionsShow fewer questions
Where did Dr. Mark Edwin McKenzie go to medical school?
Dr. McKenzie graduated from University of Nevada School of Medicine in 1996.
What drugs does Dr. Mark Edwin McKenzie prescribe most?
In 2024 Medicare Part D data, Dr. McKenzie's most prescribed drugs by claims were Hydrocodone-Acetaminophen and Zolpidem Tartrate.
Has Dr. Mark Edwin McKenzie received payments from drug or device companies?
CMS Open Payments shows $1,046 in general payments to Dr. McKenzie from 17 companies from 2016 to 2024. The largest total came from Pfizer Inc.
How long has Dr. Mark Edwin McKenzie been practicing?
Dr. McKenzie graduated from medical school in 1996, 30 years ago.
Does Dr. Mark Edwin McKenzie do research?
Dmand AI links 1 publication to Dr. McKenzie.
Who does Dr. Mark Edwin McKenzie publish with?
Dr. McKenzie's most frequent co-authors are Neel Vallabhdas Dhudshia, MD (1 shared paper) and Venkatachalam Veerappan, MD (1 shared paper).
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