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

Helen M Sadler, ARNP

Individual provider Nurse Practitioner · NPI 1295714814

Helen M Sadler, ARNP is a Nurse Practitioner in Waterloo, Iowa. Licensed in Iowa. Registered with an NPI since 2006.

Licensed in
IA
In the registry since
2006
What do these letters mean?
ARNP — Advanced Registered Nurse Practitioner
The title some states use for an advanced practice nurse.

See every abbreviation used in this directory →

Practice location Address checks out

146 W Dale St Ste 401
Waterloo, IA 50703-1901
Phone: (319) 234-4431
Fax: (319) 235-5004
Show map & directions

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

Specialties & licences

Nurse Practitioner (primary) Taxonomy 363L00000X · Licence 069076 (IA)

Record details

NPI number1295714814
Entity typeIndividual (Type 1)
GenderFemale
Credentials ARNP
Sole proprietorNo
NPI enumeratedJanuary 12, 2006
Last updated in NPPESOctober 22, 2007

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