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

DR. JOHN PATRICK WALSH DO
NPI 1740854439
Orthopaedic Surgery in London, ONTARIO

Active since May 17, 2021PECOS Enrolled
339 WINDERMERE RD, LONDON, ONTARIO N6A 5 Get Directions Write a Review

NPPES record last updated: June 26, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. John Patrick Walsh Do NPPES

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

DR. JOHN PATRICK WALSH DO (NPI 1740854439) is an individual orthopaedic surgery provider in London, ONTARIO, licensed in Nevada (SL1719) and active in the NPI registry since May 2021. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1740854439
Entity TypeIndividualMale
Primary Taxonomy207X00000X
Provider Legal NameDR. JOHN PATRICK WALSHCredential: DO
Location Address339 WINDERMERE RDLondon, ONTARIO N6A 5A5
Mailing Address800 Commissioners Rd E, Room E1-320aLondon, ONTARIO N6A 5W9
Sole ProprietorYes
Enumeration DateMay 17, 2021
Last NPPES UpdateJune 26, 2026
NPPES CertifiedJune 26, 2026
NPI 1740854439 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyOrthopaedic SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code207X00000X
License Licensed in NV · SL1719
Definition
An orthopaedic surgeon is trained in the preservation, investigation and restoration of the form and function of the extremities, spine and associated structures by medical, surgical and physical means. An orthopaedic surgeon is involved with the care of patients whose musculoskeletal problems include congenital deformities, trauma, infections, tumors, metabolic disturbances of the musculoskeletal system, deformities, injuries and degenerative diseases of the spine, hands, feet, knee, hip, shoulder and elbow in children and adults. An orthopaedic surgeon is also concerned with primary and secondary muscular problems and the effects of central or peripheral nervous system lesions of the musculoskeletal system.
339 WINDERMERE RD, London, ONTARIO N6A 5

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare (PECOS)

Dr. John Patrick Walsh Do is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Other Providers at the Same Location NPPES 2

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

Emergency Medicine
339 WINDERMERE RD
LONDON, ONTARIO 655
Student in an Organized Health Care Education/Training Program
339 WINDERMERE RD, UNIVERSITY HOSPITAL - DIVISION OF INTERNAL MEDICINE
LONDON, ON 655

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is John Walsh's NPI number?

The NPI number for John Walsh is 1740854439. It was assigned to this individual provider in the NPPES registry on May 17, 2021.

Where is John Walsh located?

John Walsh practices at 339 Windermere Rd, London, ONTARIO N6A 5.

What is John Walsh's specialty?

The primary specialty registered for this NPI is Orthopaedic Surgery with taxonomy code 207X00000X.

Is John Walsh enrolled in Medicare?

Yes. John Walsh is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for John Walsh was last updated on June 26, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 52 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.