Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. Ken Yamaguchi, MD

Individual provider Orthopaedic Surgery Physician · NPI 1376561001

Dr. Ken Yamaguchi, MD is an Orthopedic Surgery in Chicago, Illinois. Graduated from George Washington University School of Medicine in 1989, 37 years ago. Practices with Northwestern Medical Faculty Foundation, a 4,394-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Illinois and Missouri.

Years since qualifying
37
Trained at
George Washington University School of Medicine
Licensed in
IL, MO
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

259 E Erie St Fl 13
Chicago, IL 60611-3926
Phone: (312) 695-6800
Fax: (312) 926-6600
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 1 Barnes Jewish Hospital Plz, Saint Louis, MO 63110-1003 — (314) 747-2551

Specialties & licences

Orthopaedic Surgery Physician (primary) Taxonomy 207X00000X · Licence 036164044 (IL)
Orthopaedic Surgery Physician Taxonomy 207X00000X · Licence 108927 (MO)

Record details

NPI number1376561001
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 18, 2006
Last updated in NPPESAugust 4, 2023
Certification dateAugust 4, 2023

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyORTHOPEDIC SURGERY
Medical schoolGEORGE WASHINGTON UNIVERSITY SCHOOL OF MEDICINE
Graduated 1989 (37 years in practice)
Group practice Northwestern Medical Faculty Foundation — 4394 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations5 on file with Medicare

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