Mackenzie James Clarkson, MD

Internal Medicine

Also practices: PEDIATRIC MEDICINE

(304) 363-3500Fairmont, WV
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

Mackenzie James Clarkson, MD practices as part of a group internist practice in Fairmont, WV. A West Virginia University School of Medicine graduate since 2015, he brings 11+ years of experience. He regularly sees Medicare patients with hypertension, high cholesterol, and arthritis (per CMS claims data). CMS MIPS quality score: 94.11/100 (2023).

At a glance

  • Prescribes opioids less than 27% of reporting doctors in West Virginia
  • Uses generic medications more than 69% of reporting doctors in West Virginia
  • Federal MIPS score higher than 39% of MIPS-scored doctors in West Virginia
  • Virtual visits available — no app or travel required
1 of 75 Internal Medicine providers in WVSee all Internal Medicine in Fairmont11+ years experienceNPI since 2015

Older · 365dNPPES updated 2025-05-12 · verify NPI on CMS · Verify license at West Virginia Board of Medicine

Contact & Location

Practice Location

1377 Locust Ave, Fairmont, WV 26554-1791

Fax: (304) 366-4073
CMS Clinical Data

How Does This Doctor Compare?

Based on Medicare data, this doctor prescribes opioid pain medications conservatively, favors affordable generic drugs over brand-name ones.

MIPS Score

2023

94.11/100

West Virginia avg: 89 · US avg: 83.6

Higher than most doctors nationally(+10.5 pts)

How the government rates this doctor's Medicare care quality. Scores above 75 are considered good.

Opioid Rx

↓ Lower = better

2.58%

West Virginia avg: 3.7 · US avg: 5.1

Higher than most doctors nationally(-2.5 pts)

2.58% of this doctor's prescriptions are opioid pain medications. Lower means more cautious prescribing.

Generic Rx

↑ Higher = better

90.3%

West Virginia avg: 82.7 · US avg: 82.8

Higher than most doctors nationally(+7.5 pts)

Typical range among reporting doctors in West Virginia

How often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.

Medicare Patients

89

Unique beneficiaries

Standard volume

Prescription Recipients

153

Patients prescribed

Prescriptions Written

1,940

Total claims

Total Medicare drug cost: $188k

Percentile rankings compared against 528 reporting peers in West Virginia.

Data Note: Sourced from CMS Medicare Provider Utilization & Payment Data. Percentile rankings compare this provider against all peers with reported data in the same state. Updated annually to reflect the latest federal reporting cycle.

Patient Condition Panel

What This Doctor Treats Most

Based on Medicare claims data — here's what patients commonly see this doctor for

Based on Medicare data, this doctor primarily manages Hypertension, High Cholesterol, and Arthritis.

Hypertension
Higher than avg (+5%)75%

High blood pressure — a leading risk factor for heart disease and stroke

US avg: 70.2%

↑ More patients than average (+5%) — a focus area for this doctor

High Cholesterol
Higher than avg (+5%)75%

Elevated cholesterol or triglycerides that increase heart disease risk

US avg: 70.4%

↑ More patients than average (+5%) — a focus area for this doctor

Arthritis
Lower than avg (-2%)47%

Joint inflammation causing pain, swelling, and stiffness

US avg: 49.3%

↓ Fewer patients than average (-2%) — less common here

Diabetes
Higher than avg (+12%)46%

A condition where the body cannot properly regulate blood sugar levels

US avg: 34.5%

↑ More patients than average (+12%) — a focus area for this doctor

Ischemic Heart Disease
Higher than avg (+6%)38%

Reduced blood flow to the heart muscle, commonly known as coronary artery disease

US avg: 31.7%

↑ More patients than average (+6%) — a focus area for this doctor

Chronic Kidney Disease
Lower than avg (-4%)26%

Gradual loss of kidney function over time, often linked to diabetes or hypertension

US avg: 29.6%

↓ Fewer patients than average (-4%) — less common here

Tobacco Use Disorder
26%

Nicotine dependence and tobacco-related health complications

Bipolar Disorder
24%

A condition with extreme mood swings between emotional highs and lows

GeneralBehavioralNational avg

Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.

Industry Payment Transparency

$35 received from industry

2 transactions reported in 2024 ·Low tier

View on CMS Open Payments →

Payments include consulting fees, speaking honoraria, food & beverage, travel, research support, and ownership interests from drug and medical device manufacturers. Disclosure is required by the federal Physician Payments Sunshine Act. These payments do not necessarily indicate conflicts of interest. National median: $338 across 136 000 tracked providers.

Tiers — Low: under $500 · Moderate: $500-5 000 · High: $5 000-25 000 · Very High: $25 000+. Source: CMS Open Payments 2024, attributed to Mackenzie James Clarkson's NPI.

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Background & Specialty

Education, training, and specialty classification from CMS NPPES and Medicare records.

Career Journey
  1. Graduated medical school · 2015

    West Virginia University School of Medicine

  2. Board certified · May 11, 2025

    Self-reported via NPPES

  3. 11 years in practice

    Established

Internal MedicineAllopathic & Osteopathic Physicians

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Taxonomy: 207R00000X

Education & Training

West Virginia University School of Medicine (Class of 2015)

Practice Footprint

Mailing address

Po Box 9186, Morgantown, WV 26506-9186

Differs from practice location

Virtual Internal Medicine Care With Mackenzie James Clarkson

NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.

Schedule a virtual visit with Mackenzie James Clarkson for blood pressure monitoring, cholesterol management, arthritis follow-ups — no travel to Fairmont required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes. Medicare enrolled per CMS records.

Frequently Asked Questions

Common questions about Mackenzie James Clarkson

NPI records show Dr. Clarkson as active with telehealth listed in Fairmont, WV. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (304) 363-3500.

Verified across 6 federal data sources

Sourced from CMS NPPES · OIG LEIE · CMS QPP 2023 · CMS Medicare Part D · CMS Open Payments 2024 · CMS Physician Comparator. See Data Methodology.

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Medical Disclaimer: NPI Telehealth is a provider directory for informational purposes only. This page does not constitute medical advice, diagnosis, or treatment recommendations. Provider data is sourced from the CMS NPPES federal registry and public Medicare datasets. NPI Telehealth does not verify clinical qualifications beyond federal records. Data may not reflect real-time availability — always contact the provider's office directly to confirm details before seeking care.

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