Angie Thorfinnson
Last updated: April 17, 2026
Big Stone City, SD
Speech Therapy
Accepting Patients
Provider Details
- NPI Number
- 1386106458
- Service Setting
- In-Clinic
- Languages
- English
Verify credentials independently
Cross-check this provider's NPI and professional credentials at the official public registries.
- NPI Registry (CMS NPPES) — federal provider identifier database
FindKidTherapy verifies NPI status and professional licensure at intake. Read our verification policy.
Specialties
Other Therapists in Big Stone City
View all therapists in Big Stone City →Helpful Resources for Parents
Guides to help you decide if this type of therapy is right for your child, what to ask, and what to expect.
Finding the Right Pediatric Therapist for Your Child: A Parent's Complete Guide
How to vet credentials, what to ask at the first visit, and when to switch.
Read guide →
Pediatric Speech Therapy: A Complete Parent's Guide
What speech therapy covers, what to expect, and how to choose an SLP.
Read guide →
Childhood Apraxia of Speech: A Parent's Guide
Read guide →
Articulation vs. Language Disorders: What's the Difference?
Read guide →