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

Dr. Jan Ryszkowski, MD

Individual provider Nuclear Imaging & Therapy Physician · NPI 1134304512

Dr. Jan Ryszkowski, MD is a Nuclear Medicine in Little Rock, Arkansas. Qualified in 2000, 26 years ago. Practices with Arcare, a 248-clinician group and accepts Medicare assignment. Licensed in Arkansas and Michigan.

Years since qualifying
26
Licensed in
AR, MI
In the registry since
2008
Specialties on file
6
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

316 Commentry Way
Little Rock, AR 72223-4598
Phone: (501) 352-7043
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Nuclear Medicine Physician (primary) Taxonomy 207U00000X · Licence E-5892 (AR)
Nuclear Imaging & Therapy Physician Taxonomy 207UN0902X · Licence 4301091356 (MI)
Nuclear Cardiology Physician Taxonomy 207UN0901X · Licence 4301091356 (MI)
In Vivo & In Vitro Nuclear Medicine Physician Taxonomy 207UN0903X · Licence 4301091356 (MI)
Nuclear Medicine Physician Taxonomy 207U00000X · Licence 4301091356 (MI)
General Practice Physician Taxonomy 208D00000X · Licence 4301091356 (MI)

Record details

NPI number1134304512
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 4, 2008
Last updated in NPPESSeptember 19, 2025
Certification dateSeptember 19, 2025

Medicare enrollment

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

Medicare specialtyNUCLEAR MEDICINE
Medical schoolOTHER
Graduated 2000 (26 years in practice)
Group practice Arcare — 248 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations6 on file with Medicare

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