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

Robert Stephen Walker, MD

Individual provider Orthopaedic Surgery Physician · NPI 1639531908

Robert Stephen Walker, MD is an Orthopedic Surgery in Scottsdale, Arizona. Graduated from University of Arizona College of Medicine - Phoenix in 2021, 5 years ago. Practices with Desert Orthopedics Center PLLC, a 10-clinician group and accepts Medicare assignment. Licensed in Arizona.

Years since qualifying
5
Trained at
University of Arizona College of Medicine - Phoenix
Licensed in
AZ
In the registry since
2016
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

7960 E Thompson Peak Pkwy
Scottsdale, AZ 85255-7406
Phone: (877) 821-4657
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Orthopaedic Hand Surgery Physician (primary) Taxonomy 207XS0106X · Licence 65804 (AZ)
Orthopaedic Surgery Physician Taxonomy 207X00000X · Licence 65804 (AZ)

Record details

NPI number1639531908
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 24, 2016
Last updated in NPPESNovember 4, 2025
Certification dateNovember 4, 2025

Medicare enrollment

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

Medicare specialtyORTHOPEDIC SURGERY
Medical schoolUNIVERSITY OF ARIZONA COLLEGE OF MEDICINE - PHOENIX
Graduated 2021 (5 years in practice)
Group practice Desert Orthopedics Center Pllc — 10 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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