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

MS. Frances C Sonstein, FNP

Individual provider Family Nurse Practitioner · NPI 1346237914

MS. Frances C Sonstein, FNP is a Family Nurse Practitioner in Austin, Texas. Licensed in Texas. Registered with an NPI since 2005.

Licensed in
TX
In the registry since
2005
What do these letters mean?
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

1407 W 46th St
Austin, TX 78756-3005
Phone: (512) 451-4488
Fax: (512) 453-2707
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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 431319 (TX)

Record details

NPI number1346237914
Entity typeIndividual (Type 1)
GenderFemale
Credentials FNP
Sole proprietorNo
NPI enumeratedSeptember 29, 2005
Last updated in NPPESJuly 13, 2026
Mailing address1407 W 46th St, Austin, TX 78756-3005

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