Nurse Practitioner, Family in SAN MARCOS, TX
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Diane Eileen Johnston is a family nurse practitioner (RN FNP) based in San Marcos, TX. She has been NPI registered since 2008.
Generated from public NPI Registry data only. Not independently verified — confirm credentials directly with the practice.
Ms. DIANE EILEEN JOHNSTON specializes in Nurse Practitioner, Family.
Ms. DIANE EILEEN JOHNSTON practices in SAN MARCOS, TX.
Ms. DIANE EILEEN JOHNSTON's NPI number is 1659532430.