Katherine Sigfrinius, CCC-SLP
NPI 1124744412 · Speech-Language Pathologist · Grand Rapids, MN
Enrolled with Medicare as Practitioner - Qualified Speech Language Pathologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katherine Sigfrinius, CCC-SLP is a Speech-Language Pathologist provider in Grand Rapids, MN (NPI 1124744412).
Provider details
- NPI number
- 1124744412
- Entity type
- Individual
- Primary specialty
- Speech-Language PathologistSpeech, Language and Hearing Service Providers
- Credential
- CCC-SLP
- Sex
- Female
- Sole proprietor
- No
- License
- 518142 (MN)
Specialties & taxonomies
Speech, Language and Hearing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 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
- 2022-10-18
- Last updated
- 2022-10-18
- Certified
- 2022-10-18
Frequently asked questions
- What is Katherine Sigfrinius's NPI number?
- Katherine Sigfrinius's National Provider Identifier (NPI) is 1124744412, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Sigfrinius's specialty?
- Katherine Sigfrinius is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
- Where is Katherine Sigfrinius located?
- Katherine Sigfrinius's practice location on file with NPPES is 111 Se 3rd St, Grand Rapids, MN 55744-3663.
- What is Katherine Sigfrinius's phone number?
- The practice phone number listed in the NPPES registry for Katherine Sigfrinius is (218) 999-1566.
- Does Katherine Sigfrinius accept Medicare?
- Katherine Sigfrinius is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katherine Sigfrinius's NPI active?
- Yes — Katherine Sigfrinius's NPI (1124744412) is active in the NPPES registry as of the last update on 2022-10-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.