Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

JOHN H. MCMILLAN MD
NPI 1245238443
Radiology - Diagnostic Radiology in Kansas City, KS

Q: What is John Mcmillan's NPI number?

The NPI number for John Mcmillan is 1245238443. It was assigned to this individual provider in the NPPES registry on July 12, 2005.

Q: What is John Mcmillan's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.

Q: When was this NPI record last updated?

The NPPES record for John Mcmillan was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 33 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since July 12, 2005

9201 PARALLEL PKWY, KANSAS CITY, KS 66112(913) 334-4110(913) 334-9007 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jul 13, 2026, Oct 24, 2017 (2 updates tracked since 2017).

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About John H. Mcmillan Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

JOHN H. MCMILLAN MD (NPI 1245238443) is an individual diagnostic radiology provider in Kansas City, Kansas, licensed in Kansas (04-18900) and active in the NPI registry since July 2005.

NPPES Registry Identity

NPI1245238443

Entity TypeIndividualMale

Primary Taxonomy2085R0202X

Provider Legal NameJOHN H. MCMILLANCredential: MD

Location Address9201 PARALLEL PKWYKansas City, KS 66112-1528

Mailing Address8000 W 110th St, Ste 150Overland Park, KS 66210-2382 · (913) 599-6777 · Fax (913) 599-3955

Phone(913) 334-4110

Fax(913) 334-9007

Sole ProprietorNo

Enumeration DateJuly 12, 2005

Last NPPES UpdateJuly 13, 20262 updates tracked since enumeration

✔ NPI 1245238443 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRadiology · Diagnostic RadiologyAllopathic & Osteopathic Physicians

Taxonomy Code2085R0202X

License✔ Licensed in KS · 04-18900

Definition

A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.

9201 PARALLEL PKWY, Kansas City, KS 66112

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Other Identifiers 1

Medicaid100119780DKS

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

Reported Quality Measures

Radiation Consideration for Adult CT: Utilization of Dose Lowering Techniques

Percentage of final reports for patients aged 18 years and older undergoing CT with documentation that one or more of the following dose reduction techniques were used: - Automated exposure control - Adjustment of the mA and/or kV according to patient size -…

99%303 patients

Radiology: Reminder System for Screening Mammograms

Percentage of patients undergoing a screening mammogram whose information is entered into a reminder system with a target due date for the next mammogram

100%85 patients

Radiology: Stenosis Measurement in Carotid Imaging Reports

Percentage of final reports for carotid imaging studies (neck magnetic resonance angiography [MRA], neck computed tomography angiography [CTA], neck duplex ultrasound, carotid angiogram) performed that include direct or indirect reference to measurements of…

100%24 patients

Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Other Providers at the Same Location NPPES 7

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. ROBERT THOMPSON MD

Radiology (Diagnostic Radiology)