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

Dr. Clayton Hartwick Riley, MD

Individual provider Orthopaedic Surgery Physician · NPI 1700080389

Dr. Clayton Hartwick Riley, MD is an Orthopedic Surgery in Little Rock, Arkansas. Graduated from University of Arkansas College of Medicine in 2006, 20 years ago. Practices with Martin Knee and Sports Medicine Center, PA, a 9-clinician group and accepts Medicare assignment. Licensed in Arkansas and Texas.

Years since qualifying
20
Trained at
University of Arkansas College of Medicine
Licensed in
AR, TX
In the registry since
2007
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

5320 W Markham
Little Rock, AR 72205
Phone: (501) 975-5633
Fax: (501) 227-0710
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Orthopaedic Surgery Physician (primary) Taxonomy 207X00000X · Licence E6967 (AR)
Orthopaedic Surgery Physician Taxonomy 207X00000X · Licence P0122 (TX)

Record details

NPI number1700080389
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 14, 2007
Last updated in NPPESDecember 28, 2016

Medicare enrollment

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

Medicare specialtyORTHOPEDIC SURGERY
Medical schoolUNIVERSITY OF ARKANSAS COLLEGE OF MEDICINE
Graduated 2006 (20 years in practice)
Group practice Martin Knee And Sports Medicine Center, Pa — 9 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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