Dr. Thomas Alexander MacKenzie, MD
- Medicare services, 2018
- 752
- Part D claims, 2019
- 31
- Industry payments
- $117
- Affiliated sites
- 1
- Medical group
- 1
- Practice address
- 739 Thimble Shoals Blvd, Newport News, VA 23606-3562
- Practice phone
- Call (757) 873-1009
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
The Center For Renal Medicine
Medical specialty practice · Newport News, Virginia
Find Dr. MacKenzie'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. Thomas Alexander MacKenzie is a nephrologist in Richmond, Virginia
Dr. MacKenzie practices at The Center For Renal Medicine in Newport News, Virginia.
Dr. MacKenzie's NPI, 1932137346, was assigned on June 28, 2006. Dr. MacKenzie holds Virginia license 0101031323.
- NPI
- 1932137346NPI Registry (opens in a new tab)
- NPI enumeration date
- June 28, 2006
- NPI status
- Active
- Practice phone
- (757) 873-1009
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Thomas Alexander MacKenzie practices in Newport News and Richmond
Dr. MacKenzie's primary practice is The Center for Renal Medicine, at 739 Thimble Shoals Blvd, Newport News, VA 23606-3562. The practice phone is (757) 873-1009. The NPI Registry lists Dr. MacKenzie's practice address as 1250 E Marshall St, Richmond, VA 23298.
- The Center for Renal MedicinePrimary739 Thimble Shoals Blvd, Newport News, VA 23606-3562Phone(757) 873-1009
- NPI Registry address1250 E Marshall St, Richmond, VA 23298 · Richmond CityPhone(757) 873-1009
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
Dr. Thomas Alexander MacKenzie is affiliated with 1 site of care and 1 medical group
Dr. MacKenzie's primary practice is The Center For Renal Medicine in Newport News, Virginia. Dmand AI also links Dr. MacKenzie to 1 medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Dr. Thomas Alexander MacKenzie's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. MacKenzie practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| The Center For Renal Medicine | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Thomas Alexander MacKenzie is one of 289 nephrologists in Virginia
Nephrology is Dr. MacKenzie's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. MacKenzie is licensed in Virginia.
Specialties and state licenses
- Nephrology, VirginiaPrimary
Nephrologists near Dr. MacKenzie
Counts of nephrologists 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. Thomas Alexander MacKenzie billed Medicare for 752 services in 2018
CMS data shows 752 Medicare services from Dr. MacKenzie across 9 procedure codes in 2018. Medicare paid $80,863 for them.
Dr. MacKenzie's Medicare services by type, 2017 to 2018
- 2017
- 2018
- Office and hospital visits
- 2017: 1,2902018: 44366%
- Tests and treatments
- 2017: 7442018: 30958%
Where Dr. MacKenzie's Medicare services took place, 2018
- In an office43358%
- In a facility31942%
Dr. MacKenzie compared with the Virginia median for nephrologists, 2018
- Dr. MacKenzie
- Virginia median
- Medicare services
- 752vs 1,22739% below
- Part D claims
- 31vs 77096% below
Medians across 276 nephrologists in Virginia with Dmand AI profiles that report each measure.
Dr. MacKenzie's most billed Medicare procedure codes, 2018
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. MacKenzie and other nephrologists in Virginia.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Thomas Alexander MacKenzie's patients have a median age of 76
Across all payers, Dmand AI patient panel data puts Dr. MacKenzie's median patient age at 76, with 50% women.
Dr. MacKenzie's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 76
Patient panel by sex, all payers
- Women50%
- Men50%
Source: Dmand AI Patient Panel Data
Dr. Thomas Alexander MacKenzie wrote 31 Medicare Part D claims in 2019
In 2019, Dr. MacKenzie wrote 31 Medicare Part D claims. Every claim was for a generic drug. They cover 2 drugs, with $780 in total drug cost. In 2018, CMS named 724 claims across 23 drugs.
Dr. MacKenzie's most prescribed drugs by claims, 2019
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, 2018 to 2019
- 2018
- 2019
- Claims for drugs CMS names
- 2018: 7242019: 3196%
Drugs named by CMS: 2 in 2019, 23 in 2018.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. Thomas Alexander MacKenzie received $117 in industry payments from 2016 to 2017
CMS Open Payments shows 5 general payments to Dr. MacKenzie from 3 drug and device companies from 2016 to 2017. Food and beverage make up the largest share, 100% of the total. Mallinckrodt LLC paid the most, $57.
General payments to Dr. MacKenzie by program year, 2016 to 2017
Companies that paid Dr. MacKenzie the most, 2016 to 2017
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Thomas Alexander MacKenzie'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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. Thomas Alexander MacKenzie
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. Thomas Alexander MacKenzie's NPI number?
Dr. Thomas Alexander MacKenzie's NPI number is 1932137346. It was assigned on June 28, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Thomas Alexander MacKenzie?
Dr. Thomas Alexander MacKenzie is a nephrologist in Richmond, Virginia. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. Thomas Alexander MacKenzie practice?
Dr. MacKenzie practices at 739 Thimble Shoals Blvd, Newport News, VA 23606-3562. Dr. MacKenzie also practices at 1250 E Marshall St, Richmond, VA 23298. Dr. MacKenzie's primary practice is The Center For Renal Medicine in Newport News, Virginia. Dmand AI also links Dr. MacKenzie to 1 medical group.
What is Dr. Thomas Alexander MacKenzie's office phone number?
The practice phone on file for Dr. MacKenzie is (757) 873-1009.
What is Dr. Thomas Alexander MacKenzie's medical license number?
Dr. MacKenzie holds Virginia license 0101031323.
Does Dr. Thomas Alexander MacKenzie accept Medicare?
Yes. CMS data shows Dr. MacKenzie billed Medicare for 752 services in 2018.
What services does Dr. Thomas Alexander MacKenzie bill to Medicare?
In 2018, Dr. MacKenzie's most billed Medicare services were hospital inpatient care (99232), dialysis (90960) and office visit, established patient (99214).
What drugs does Dr. Thomas Alexander MacKenzie prescribe most?
In 2019 Medicare Part D data, Dr. MacKenzie's most prescribed drugs by claims were Calcitriol and Doxazosin Mesylate.
Has Dr. Thomas Alexander MacKenzie received payments from drug or device companies?
CMS Open Payments shows $117 in general payments to Dr. MacKenzie from 3 companies from 2016 to 2017. The largest total came from Mallinckrodt LLC.
How long has Dr. Thomas Alexander MacKenzie been practicing?
Dr. MacKenzie's NPI was assigned in 2006.
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