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

Dr. Charles J. Ryan, MD

Individual provider Internal Medicine Physician · NPI 1083672000

Dr. Charles J. Ryan, MD is a Medical Oncology in Minneapolis, Minnesota. Graduated from University of Wisconsin School of Medicine in 1996, 30 years ago. Practices with Memorial Solid Tumor Group, a 236-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in California and Minnesota.

Years since qualifying
30
Trained at
University of Wisconsin School of Medicine
Licensed in
CA, MN
In the registry since
2006
Specialties on file
3
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

909 Fulton St SE
Minneapolis, MN 55455-4800
Phone: (612) 672-7422
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 1600 Divisadero Street, San Francisco, CA 94143-0001 — (415) 353-7171

Specialties & licences

Medical Oncology Physician (primary) Taxonomy 207RX0202X · Licence 64731 (MN)
Internal Medicine Physician Taxonomy 207R00000X · Licence A83236 (CA)
Medical Oncology Physician Taxonomy 207RX0202X · Licence A83236 (CA)

Record details

NPI number1083672000
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 1, 2006
Last updated in NPPESNovember 13, 2018

Medicare enrollment

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

Medicare specialtyMEDICAL ONCOLOGY
Medical schoolUNIVERSITY OF WISCONSIN SCHOOL OF MEDICINE
Graduated 1996 (30 years in practice)
Group practice Memorial Solid Tumor Group — 236 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations3 on file with Medicare

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