Internal Medicine, Nephrology in JOHNSON CITY, TN
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There is a contradiction in the provided data: the provider_type field states "Physician" but the credential field states "NP" (Nurse Practitioner). Based on the instruction to use the provider_type field as the authoritative source, here is the bio: Cynthia K Marsh is a physician specializing in Internal Medicine and Nephrology in Johnson City, TN.
Generated from public NPI Registry data only. Not independently verified — confirm credentials directly with the practice.
Ms. CYNTHIA K MARSH specializes in Internal Medicine, Nephrology.
Ms. CYNTHIA K MARSH practices in JOHNSON CITY, TN.
Ms. CYNTHIA K MARSH's NPI number is 1407363989.