Duncan B Johnstone, MD, PHD
Duncan B Johnstone is a Nephrology Internal Medicine specialist based in Kansas City, KS with over 25 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
Duncan B Johnstone, MD, PHD has been part of the Kansas City medical community since 2006 in group practice. He graduated from University of Washington School of Medicine in 2001 and has 25+ years of clinical experience. He regularly sees Medicare patients with hypertension, high cholesterol, and kidney disease (per CMS claims data). CMS MIPS quality score: 91.89/100 (2023).
At a glance
- Uses generic medications more than 51% of reporting doctors in Kansas
- Federal MIPS score higher than 35% of MIPS-scored doctors in Kansas
- Virtual visits available — no app or travel required
Recent · 51dNPPES updated 2026-04-03 · verify NPI on CMS · Verify license at Kansas State Board of Healing Arts
Contact & Location
Practice Location
3901 Rainbow Blvd, Kansas City, KS 66160-5103
How Does This Doctor Compare?
Based on Medicare data, this doctor favors affordable generic drugs over brand-name ones.
MIPS Score
202391.89/100
Kansas avg: 86.3 · US avg: 83.6
✓ Higher than most doctors nationally(+8.3 pts)
How the government rates this doctor's Medicare care quality. Scores above 75 are considered good.
Generic Rx
↑ Higher = better87.7%
Kansas avg: 81.7 · US avg: 82.8
✓ Higher than most doctors nationally(+4.9 pts)
Typical range among reporting doctors in KansasHow often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Medicare Patients
192
Unique beneficiaries
Standard volumePrescription Recipients
81
Patients prescribed
Prescriptions Written
332
Total claims
Total Medicare drug cost: $86k
Percentile rankings compared against 648 reporting peers in Kansas.
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.
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 Chronic Kidney Disease.
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
Elevated cholesterol or triglycerides that increase heart disease risk
US avg: 70.4%↑ More patients than average (+5%) — a focus area for this doctor
Gradual loss of kidney function over time, often linked to diabetes or hypertension
US avg: 29.6%↑ More patients than average (+45%) — a focus area for this doctor
A condition where the body cannot properly regulate blood sugar levels
US avg: 34.5%↑ More patients than average (+24%) — a focus area for this doctor
The heart cannot pump blood efficiently enough to meet the body's needs
US avg: 22.5%↑ More patients than average (+31%) — a focus area for this doctor
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↑ More patients than average (+4%) — a focus area for this doctor
Reduced blood flow to the heart muscle, commonly known as coronary artery disease
US avg: 31.7%↑ More patients than average (+19%) — a focus area for this doctor
Excessive worry or fear that interferes with daily life
US avg: 34.1%↑ More patients than average (+3%) — a focus area for this doctor
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Graduated medical school · 2001
University of Washington School of Medicine
Board certified · Apr 2, 2026
Self-reported via NPPES
25 years in practice
Experienced
Nephrologists treat kidney diseases including chronic kidney disease, kidney failure requiring dialysis, glomerulonephritis, kidney stones, and electrolyte disorders. They manage dialysis access and kidney transplant follow-up.
Taxonomy: 207RN0300X
Education & Training
University of Washington School of Medicine (Class of 2001)
Mailing address
3901 Rainbow Blvd, Kansas City, KS 66160-8500
Differs from practice location
Virtual Internal Medicine Care With Duncan B Johnstone
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Duncan B Johnstone for blood pressure monitoring, cholesterol management, kidney care follow-ups — no travel to Kansas City 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 Duncan B Johnstone
NPI records show Dr. Johnstone as active with telehealth listed in Kansas City, KS. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (913) 588-6074.
Sourced from CMS NPPES · OIG LEIE · CMS QPP 2023 · CMS Medicare Part D · CMS Physician Comparator. See Data Methodology.
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Contact Duncan B Johnstone
Practice Location
3901 Rainbow Blvd, Kansas City, KS 66160-5103
Mailing Address
3901 Rainbow Blvd, Kansas City, KS 66160-8500
This is a provider directory. Contact the office directly to schedule appointments.
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