Dr. Donald Keith McKenzie, MD
- Medicare services, 2023
- 44
- Part D claims, 2024
- 310
- Hospital affiliations
- 1
- Industry payments
- $29
- State license
- 1
- Practice address
- 7565 Dannaher Way Powell, Powell, TN 37849
- Practice phone
- Call (865) 545-8000
- 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
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Dr. Donald Keith McKenzie is an internist in Powell, Tennessee
Dr. McKenzie practices at Tennova North Knoxville Medical Center in Powell, Tennessee, part of Tennova Healthcare.
Dr. McKenzie's NPI, 1043309214, was assigned on October 12, 2006. Dr. McKenzie graduated from University of Tennessee, Hsc, College of Medicine in 1975. Dr. McKenzie holds Tennessee license MD9573.
- NPI
- 1043309214NPI Registry (opens in a new tab)
- NPI enumeration date
- October 12, 2006
- NPI status
- Active
- Practice phone
- (865) 545-8000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 77
- Medical school graduation
- 1975
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Donald Keith McKenzie practices at Tennova North Knoxville Medical Center in Powell, Tennessee
Dr. McKenzie's primary practice is Tennova North Knoxville Medical Center, at 7565 Dannaher Way Powell, Powell, TN 37849 in Knox County. The practice phone is (865) 545-8000.
- Tennova North Knoxville Medical Center7565 Dannaher Way Powell, Powell, TN 37849 · Knox CountyPhone(865) 545-8000
Source: Dmand AI Affiliation Data
Dr. Donald Keith McKenzie is affiliated with 2 sites of care
Dr. McKenzie's primary practice is Tennova North Knoxville Medical Center in Powell, Tennessee, part of Tennova Healthcare. Dmand AI also links Dr. McKenzie to 1 physician office, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Donald Keith McKenzie's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. McKenzie practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Tennova North Knoxville Medical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dmand AI maps EHR vendors, IT decision makers and buying committees across Tennova Healthcare and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Donald Keith McKenzie is one of 2,427 internists in Tennessee
Internal medicine is Dr. McKenzie's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. McKenzie is licensed in Tennessee.
Specialties and state licenses
- Internal medicine, TennesseePrimary
Internists near Dr. McKenzie
Counts of internists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Donald Keith McKenzie billed Medicare for 44 services in 2023
CMS data shows 44 Medicare services from Dr. McKenzie across 1 procedure code in 2023, all of them office visits. Medicare paid $1,986 for them. Every service was in an office.
Dr. McKenzie's Medicare services by type, 2022 to 2023
- 2022
- 2023
- Office and hospital visits
- 2022: 642023: 4431%
Dr. McKenzie compared with the Tennessee median for internists, 2023
- Dr. McKenzie
- Tennessee median
- Medicare services
- 44vs 67193% below
- Part D claims
- 132vs 33460% below
Medians across 2,462 internists in Tennessee with Dmand AI profiles that report each measure.
Dr. McKenzie's most billed Medicare procedure codes, 2023
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. McKenzie and other internists in Tennessee.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Donald Keith McKenzie's patients have a median age of 77
Across all payers, Dmand AI patient panel data puts Dr. McKenzie's median patient age at 77, with 63% women.
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 77
Patient panel by sex, all payers
- Women63%
- Men38%
Source: Dmand AI Patient Panel Data
Dr. Donald Keith McKenzie wrote 310 Medicare Part D claims in 2024
In 2024, Dr. McKenzie wrote 310 Medicare Part D claims for 23 patients. 84% of them were for generic drugs. CMS names the drug for 132 of them, across 9 drugs with 11 or more claims each, at $10,438 in total drug cost. In 2023, CMS named 257 claims across 15 drugs.
Dr. McKenzie's Part D claims by kind of drug, 2024
- Generic261 claims84%
- Brand-name and other49 claims16%
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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 2572024: 13249%
Drugs named by CMS: 9 in 2024, 15 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
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Dr. Donald Keith McKenzie received $29 in industry payments from 2018 to 2025
CMS Open Payments shows 2 general payments to Dr. McKenzie from 2 drug and device companies from 2018 to 2025. Food and beverage make up the largest share, 100% of the total. Sanofi Pasteur Inc. paid the most, $19.
General payments to Dr. McKenzie by program year, 2018 to 2025
Companies that paid Dr. McKenzie the most, 2018 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Donald Keith McKenzie graduated from University of Tennessee, Hsc, College of Medicine
Dr. McKenzie graduated from University of Tennessee, Hsc, College of Medicine in 1975.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Donald Keith 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 Data |
| 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) |
| 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. Donald Keith 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. Donald Keith McKenzie's NPI number?
Dr. Donald Keith McKenzie's NPI number is 1043309214. It was assigned on October 12, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Donald Keith McKenzie?
Dr. Donald Keith McKenzie is an internist in Powell, Tennessee. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Donald Keith McKenzie practice?
Dr. McKenzie practices at 7565 Dannaher Way Powell, Powell, TN 37849. Dr. McKenzie's primary practice is Tennova North Knoxville Medical Center in Powell, Tennessee, part of Tennova Healthcare. Dmand AI also links Dr. McKenzie to 1 physician office.
What is Dr. Donald Keith McKenzie's office phone number?
The practice phone on file for Dr. McKenzie is (865) 545-8000.
What is Dr. Donald Keith McKenzie's medical license number?
Dr. McKenzie holds Tennessee license MD9573.
Which hospitals is Dr. Donald Keith McKenzie affiliated with?
Dr. McKenzie practices at Tennova North Knoxville Medical Center in Powell, Tennessee.
Does Dr. Donald Keith McKenzie accept Medicare?
Yes. CMS data shows Dr. McKenzie billed Medicare for 44 services in 2023.
What services does Dr. Donald Keith McKenzie bill to Medicare?
In 2023, Dr. McKenzie's most billed Medicare services were office visit, established patient (99213).
Where did Dr. Donald Keith McKenzie go to medical school?
Dr. McKenzie graduated from University of Tennessee, Hsc, College of Medicine in 1975.
What drugs does Dr. Donald Keith McKenzie prescribe most?
In 2024 Medicare Part D data, Dr. McKenzie's most prescribed drugs by claims were Rosuvastatin Calcium, Alprazolam and Atorvastatin Calcium.
Has Dr. Donald Keith McKenzie received payments from drug or device companies?
CMS Open Payments shows $29 in general payments to Dr. McKenzie from 2 companies from 2018 to 2025. The largest total came from Sanofi Pasteur Inc.
How long has Dr. Donald Keith McKenzie been practicing?
Dr. McKenzie graduated from medical school in 1975, 51 years ago.
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