Dr. Trinity J. McKenzie, MD
- Medicare services, 2024
- 600
- Medicare patients, 2024
- 509
- Part D claims, 2024
- 520
- Hospital affiliations
- 3
- Industry payments
- $450
- Practice address
- 215 Marion Ave., Mccomb, MS 39648
- Practice phone
- Call (601) 249-5197
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Southwest Mississippi Regional Medical Center - Mammography
Mammography / Breast Imaging Center · Mccomb, Mississippi
Find Dr. McKenzie's professional email, personal email and mobile number
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Dr. Trinity J. McKenzie is a family medicine physician in Mccomb, Mississippi
Dr. McKenzie practices at Southwest Mississippi Regional Medical Center - Mammography in Mccomb, Mississippi.
Dr. McKenzie's NPI, 1255387544, was assigned on May 26, 2006. Dr. McKenzie graduated from University of Mississippi School of Medicine in 2004. Dr. McKenzie holds Mississippi license 19138.
- NPI
- 1255387544NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7618991951
- NPI enumeration date
- May 26, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (601) 249-5197
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 48
- Medical school graduation
- 2004
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Trinity J. McKenzie practices at Southwest Mississippi Regional Medical Center - Mammography in Mccomb, Mississippi
Dr. McKenzie's primary practice is Southwest Mississippi Regional Medical Center - Mammography, at 215 Marion Ave., Mccomb, MS 39648. The practice phone is (601) 249-5197.
- Southwest Mississippi Regional Medical Center - Mammography215 Marion Ave., Mccomb, MS 39648Phone(601) 249-5197
Source: Dmand AI Affiliation Data
Dr. Trinity J. McKenzie is affiliated with 5 sites of care and 15 medical groups
Dr. McKenzie's primary practice is Southwest Mississippi Regional Medical Center - Mammography in Mccomb, Mississippi. Dr. McKenzie is also affiliated with Southwest Mississippi Regional Medical Center. The medical group on file is American Physician Partners. Dmand AI also links Dr. McKenzie to 2 more hospitals, 14 medical groups and 1 group practice or clinic, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Trinity J. McKenzie's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. McKenzie practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Southwest Mississippi Regional Medical Center - Mammography | Available with a free account |
| +4 more sites and 14 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Trinity J. McKenzie is one of 954 family medicine physicians in Mississippi
Family medicine is Dr. McKenzie's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. McKenzie is licensed in Mississippi.
Specialties and state licenses
- Family medicine, MississippiPrimary
Family medicine physicians near Dr. McKenzie
Counts of family medicine physicians 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. Trinity J. McKenzie billed Medicare for 600 services in 2024
CMS data shows 600 Medicare services from Dr. McKenzie across 3 procedure codes in 2024, for 509 Medicare patients. Medicare paid $63,611 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. McKenzie's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 6092024: 6001%
- Tests and treatments
- 2023: 222024: 0100%
Dr. McKenzie compared with the Mississippi median for family medicine physicians, 2024
- Dr. McKenzie
- Mississippi median
- Medicare services
- 600vs 80025% below
- Medicare patients
- 509vs 255100% above
- Part D claims
- 303vs 1,79283% below
Medians across 967 family medicine physicians in Mississippi 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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. McKenzie and other family medicine physicians in Mississippi.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Trinity J. McKenzie treated 509 Medicare patients in 2024, average age 75
CMS counts 509 Medicare patients who saw Dr. McKenzie in 2024. The largest group is 65 to 74, with 179 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 38% are also on Medicaid. Their average risk score is 2.27, 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 59, with 55% women.
Dr. McKenzie's Medicare patients by age, 2024
Dr. McKenzie's Medicare patients by sex, 2024
- Women28255%
- Men22745%
Chronic conditions among Dr. McKenzie's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis57%
- Diabetes49%
- Ischemic heart disease49%
- Mood disorders46%
- Anxiety45%
- Depression43%
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 59
Patient panel by sex, all payers
- Women55%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Trinity J. McKenzie wrote 520 Medicare Part D claims in 2024
In 2024, Dr. McKenzie wrote 520 Medicare Part D claims for 316 patients. 93% of them were for generic drugs. CMS names the drug for 303 of them, across 16 drugs with 11 or more claims each, at $2,413 in total drug cost. In 2023, CMS named 300 claims across 15 drugs.
Dr. McKenzie's Part D claims by kind of drug, 2024
- Generic481 claims93%
- Brand-name39 claims8%
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
- Opioids7%38 of 520 claims
- Antibiotics28%143 of 520 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: 3002024: 3031%
Drugs named by CMS: 16 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
How Dr. Trinity J. 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. Trinity J. McKenzie received $450 in industry payments from 2016 to 2025
CMS Open Payments shows 16 general payments to Dr. McKenzie from 11 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Allergan Inc. paid the most, $180.
General payments to Dr. McKenzie by program year, 2016 to 2025
Companies that paid Dr. McKenzie the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Trinity J. McKenzie graduated from University of Mississippi School of Medicine
Dr. McKenzie graduated from University of Mississippi School of Medicine in 2004.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Trinity J. 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) |
| 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. Trinity J. 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. Trinity J. McKenzie's NPI number?
Dr. Trinity J. McKenzie's NPI number is 1255387544. It was assigned on May 26, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Trinity J. McKenzie?
Dr. Trinity J. McKenzie is a family medicine physician in Mccomb, Mississippi. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).
Where does Dr. Trinity J. McKenzie practice?
Dr. McKenzie practices at 215 Marion Ave., Mccomb, MS 39648. Dr. McKenzie's primary practice is Southwest Mississippi Regional Medical Center - Mammography in Mccomb, Mississippi. Dmand AI also links Dr. McKenzie to 2 hospitals, 14 medical groups and 1 group practice or clinic.
What is Dr. Trinity J. McKenzie's office phone number?
The practice phone on file for Dr. McKenzie is (601) 249-5197.
What is Dr. Trinity J. McKenzie's medical license number?
Dr. McKenzie holds Mississippi license 19138.
Which hospitals is Dr. Trinity J. McKenzie affiliated with?
Dr. McKenzie is affiliated with Southwest Mississippi Regional Medical Center. Dmand AI links Dr. McKenzie to 2 more hospitals.
What medical group is Dr. Trinity J. McKenzie part of?
Dr. McKenzie is linked to American Physician Partners. Dmand AI links Dr. McKenzie to 14 more medical groups.
Does Dr. Trinity J. McKenzie accept Medicare?
Yes. CMS data shows Dr. McKenzie billed Medicare for 600 services in 2024, and Dr. McKenzie accepts Medicare assignment.
How many Medicare patients does Dr. Trinity J. McKenzie see?
CMS counts 509 Medicare patients who saw Dr. McKenzie in 2024, with an average age of 75.
What services does Dr. Trinity J. McKenzie bill to Medicare?
In 2024, Dr. McKenzie's most billed Medicare services were emergency department visit (99285), emergency department visit (99284) and emergency department visit (99283).
Show 4 more questionsShow fewer questions
Where did Dr. Trinity J. McKenzie go to medical school?
Dr. McKenzie graduated from University of Mississippi School of Medicine in 2004.
What drugs does Dr. Trinity J. McKenzie prescribe most?
In 2024 Medicare Part D data, Dr. McKenzie's most prescribed drugs by claims were Ondansetron ODT, Azithromycin and Prednisone.
Has Dr. Trinity J. McKenzie received payments from drug or device companies?
CMS Open Payments shows $450 in general payments to Dr. McKenzie from 11 companies from 2016 to 2025. The largest total came from Allergan Inc.
How long has Dr. Trinity J. McKenzie been practicing?
Dr. McKenzie graduated from medical school in 2004, 22 years ago.
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