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

MS. Sandra Sue Armstrong, APN

Individual provider Family Nurse Practitioner · NPI 1366702987

MS. Sandra Sue Armstrong, APN is a Nurse Practitioner in Mena, Arkansas. Qualified in 2011, 15 years ago. Practices with Mercy Northwest Arkansas Ambulatory Services, LLC, a 50-clinician group and accepts Medicare assignment. Licensed in Arkansas.

Years since qualifying
15
Licensed in
AR
In the registry since
2012
What do these letters mean?
APN — Advanced Practice Nurse
The umbrella title some states use for nurse practitioners and other advanced practice nurses.

See every abbreviation used in this directory →

Practice location Address checks out

136 Health Park Dr
Mena, AR 71953-9072
Phone: (888) 710-8220
Fax: (866) 573-0761
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence A003690 (AR)

Record details

NPI number1366702987
Entity typeIndividual (Type 1)
GenderFemale
Credentials APN
Sole proprietorNo
NPI enumeratedMay 17, 2012
Last updated in NPPESFebruary 27, 2026
Certification dateFebruary 27, 2026

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2011 (15 years in practice)
Group practice Mercy Northwest Arkansas Ambulatory Services, Llc — 50 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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