Frances Sonstein, F.N.P.
NPI 1346237914 · Family Nurse Practitioner · Austin, TX
Frances Sonstein, F.N.P. is a Family Nurse Practitioner provider in Austin, TX (NPI 1346237914).
Provider details
- NPI number
- 1346237914
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- F.N.P.
- Sex
- Female
- License
- 431319 (TX)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-09-29
- Last updated
- 2007-07-08
Frequently asked questions
- What is Frances Sonstein's NPI number?
- Frances Sonstein's National Provider Identifier (NPI) is 1346237914, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Frances Sonstein's specialty?
- Frances Sonstein is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Frances Sonstein located?
- Frances Sonstein's practice location on file with NPPES is 1407 W 46th St, Austin, TX 78756-3005.
- What is Frances Sonstein's phone number?
- The practice phone number listed in the NPPES registry for Frances Sonstein is (512) 451-4488.
- Is Frances Sonstein's NPI active?
- Yes — Frances Sonstein's NPI (1346237914) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.