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

MS. Martha Frydenlund Fillinger, RN, APNP

Individual provider Pediatric Nurse Practitioner · NPI 1255649661

MS. Martha Frydenlund Fillinger, RN, APNP is a Pediatric Nurse Practitioner in Milwaukee, Wisconsin. Licensed in Wisconsin. Registered with an NPI since 2010.

Licensed in
WI
In the registry since
2010
What do these letters mean?
RN — Registered Nurse
A licensed nurse who completed a nursing degree and passed the NCLEX-RN examination.

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Practice location Address checks out

9000 W Wisconsin Ave Pediatric Special Needs
Milwaukee, WI 53226-4874
Phone: (414) 266-6943
Fax: (414) 266-2926
Show map & directions

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

Specialties & licences

Pediatric Nurse Practitioner (primary) Taxonomy 363LP0200X · Licence 3616-33 (WI)

Record details

NPI number1255649661
Entity typeIndividual (Type 1)
GenderFemale
Credentials RN , APNP
Sole proprietorNo
NPI enumeratedSeptember 20, 2010
Last updated in NPPESJuly 9, 2014

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