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Mark A. Walker, MD

Internist, Oncologist

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Specialties and Licenses

Specialties
Internist, Oncologist
Licensed In
Ohio, West Virginia
NPI Number
1538196662
In the National Registry
20 years (since 2006)

Name, specialties, licenses and address come from the NPPES national provider registry, updated weekly (this record last changed March 2011).

What Internists Commonly Treat

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Medical Disclaimer

The information on this site is for general educational purposes only and is not medical advice, diagnosis, or treatment. Reading this site does not create a doctor–patient relationship. Always consult a qualified healthcare professional for personal guidance. If this is an emergency, call 911. Mentions of medications, devices, or procedures are informational and not endorsements. Full medical disclaimer.