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

William Russell McNair, FNP

Individual provider Family Nurse Practitioner · NPI 1780913236

William Russell McNair, FNP is a Nurse Practitioner in San Luis, Arizona. Qualified in 2002, 24 years ago. Practices with San Luis Walk-In Clinic Inc, a 51-clinician group and accepts Medicare assignment. Licensed in Arizona.

Years since qualifying
24
Licensed in
AZ
In the registry since
2009
What do these letters mean?
FNP — Family Nurse Practitioner
A nurse practitioner who treats patients of all ages, much like a family doctor.

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Practice location Address checks out

1896 E Babbit Ln
San Luis, AZ 85349
Phone: (928) 627-9222
Fax: (928) 627-8315
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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 RN160158 (AZ)

Record details

NPI number1780913236
Entity typeIndividual (Type 1)
GenderMale
Credentials FNP
Sole proprietorNo
NPI enumeratedDecember 11, 2009
Last updated in NPPESAugust 13, 2024
Certification dateAugust 13, 2024

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2002 (24 years in practice)
Group practice San Luis Walk-In Clinic Inc — 51 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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