Duncan B. Johnstone, MD, PHD
Nephrology Physician · Kansas City, KS
Duncan B. Johnstone, MD, PHD is a nephrology physician with a practice address in Kansas City, Kansas, and NPI 1225041544, issued on Aug 15, 2006. Check the license (Kansas 04-47576, as entered in NPPES) on the Kansas State Board of Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Duncan Johnstone
- Credential
- MD, PHD
- Primary taxonomy
- Nephrology Physician 207RN0300X
- License numbers
- 04-47576 KS
MD438144 PA
Self-reported in NPPES; status is on the state search - Practice location
- 3901 Rainbow Blvd, Kansas City, KS 66160
- Phone
- (913) 588-6074
- Enumerated
- Aug 15, 2006
- Record last updated
- Apr 3, 2026
- Fax
- (913) 588-3867
- Medicare enrollment
- Enrolled (PECOS I20250407001964); accepts Medicare assignment
- Medical or professional school
- University Of Washington School Of Medicine, 2001
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 3901 Rainbow Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Belal AbousaidaStudent in an Organized Health Care Education/Training Program1518662808
- Baker Abu Sa'Alek, M.DStudent in an Organized Health Care Education/Training Program1952098915
- Qays Abu-SaymehStudent in an Organized Health Care Education/Training Program1578410494
- Ahmad AbuzinadahNeuromuscular Medicine (Psychiatry & Neurology) Physician1073941761
- Emmanuel Adomako, MB, CHBNephrology Physician1861948184
- Apurv Agarwal, M.DClinical Cardiac Electrophysiology Physician1043836364
Verify Duncan Johnstone in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersKansas State Board of Healing Arts
Search for license 04-47576Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
80% fewer Medicare Part D claims than the average nephrology physician in 2024
293 Medicare Part D claims for 77 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims.
Most prescribed
- Famotidine42 claims
- Amlodipine Besylate26 claims
- Losartan Potassium26 claims
- Furosemide24 claims
- Chlorthalidone19 claims
- Atorvastatin Calcium16 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The MIPS final score for 2023 (Medicare payment program): 91.9 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Bills Medicare through 2 group practices
- Kansas University Physicians IncLiberty, MO
- New Liberty Hospital CorporationLiberty, MO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Nephrology Physician providers in Kansas
There are 70 nephrology physician records in Kansas.
Other nephrology physician records in Kansas
- Emmanuel Adomako, MB, CHBKansas City, KS1861948184
- Ahmad Al Masry, MDWichita, KS1417621681
- Thomas Alderson, MDTopeka, KS1942404439
- Brenden Amiotte, MDKansas City, KS1750023412
- Dennis Artzer, MDTopeka, KS1497712491
- Fadi Bedros, M.D.Manhattan, KS1407893290
- Mona Brake, M.D.Wichita, KS1417915323
- Ushasri Challa, M.D.Wichita, KS1992756563
- Bed ChhatkuliHays, KS1770727810
- Arnold Chonko, M.D.Kansas City, KS1497858310
Common questions
What is Duncan B. Johnstone, MD, PHD's NPI number?
Duncan B. Johnstone, MD, PHD's National Provider Identifier (NPI) is 1225041544, issued on Aug 15, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Duncan B. Johnstone, MD, PHD located?
The NPPES record lists a practice address at 3901 Rainbow Blvd, Kansas City, KS, 66160. Phone: (913) 588-6074. Providers update this record themselves, so call before visiting.
How can I verify Duncan B. Johnstone, MD, PHD's license?
NPPES lists Kansas license number 04-47576, as entered by the provider. Search the Kansas State Board of Healing Arts at https://www.ksbha.ks.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Duncan B. Johnstone, MD, PHD prescribe under Medicare Part D?
In 2024, Duncan B. Johnstone, MD, PHD had 293 Medicare Part D claims for 77 beneficiaries; the average among nephrology physician prescribers was 1,465. Part D covers Medicare prescriptions only.
What is Duncan B. Johnstone, MD, PHD's MIPS final score?
The 2023 MIPS final score is 91.9 of 100. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.