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

MS. Helen S McNicholas, RN, CS, FNP

Individual provider Mental Health Counselor · NPI 1598763989

MS. Helen S McNicholas, RN, CS, FNP is a Mental Health Counselor in Mesa, Arizona. Licensed in Arizona. Registered with an NPI since 2005.

Licensed in
AZ
In the registry since
2005
Specialties on file
2
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

8307 E Neville Ave
Mesa, AZ 85208-6730
Phone: (480) 984-2863
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence RN099009 (AZ)
Mental Health Counselor Taxonomy 101YM0800X · Licence RN099009 (AZ)

Record details

NPI number1598763989
Entity typeIndividual (Type 1)
GenderFemale
Credentials RN , CS , FNP
Sole proprietorNo
NPI enumeratedJuly 11, 2005
Last updated in NPPESJuly 13, 2026

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