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

Robert Stephen Johnston, RN, FNP

Individual provider Medical-Surgical Registered Nurse · NPI 1770788275

Robert Stephen Johnston, RN, FNP is a Medical-Surgical Registered Nurse in Tucson, Arizona. Licensed in Arizona. Registered with an NPI since 2007.

Licensed in
AZ
In the registry since
2007
What do these letters mean?
RN — Registered Nurse
A licensed nurse who completed a nursing degree and passed the NCLEX-RN examination.
FNP — Family Nurse Practitioner
A nurse practitioner who treats patients of all ages, much like a family doctor.

See every abbreviation used in this directory →

Practice location Address checks out

1501 N Campbell Ave
Tucson, AZ 85724-0001
Phone: (520) 694-0111
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Medical-Surgical Registered Nurse (primary) Taxonomy 163WM0705X · Licence RN080921 (AZ)

Record details

NPI number1770788275
Entity typeIndividual (Type 1)
GenderMale
Credentials RN , FNP
Sole proprietorNo
NPI enumeratedJune 15, 2007
Last updated in NPPESJuly 8, 2007

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