Katharine Boyes, M.S., CCC-SLP/L
NPI 1558201673 · Speech-Language Pathologist · Buffalo Grove, IL
Katharine Boyes, M.S., CCC-SLP/L is a Speech-Language Pathologist provider in Buffalo Grove, IL (NPI 1558201673).
Provider details
- NPI number
- 1558201673
- Entity type
- Individual
- Primary specialty
- Speech-Language PathologistSpeech, Language and Hearing Service Providers
- Credential
- M.S., CCC-SLP/L
- Sex
- Female
- Sole proprietor
- Yes
- License
- 146.011055 (IL)
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
Under 1 yr in 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
- 2026-03-30
- Last updated
- 2026-03-30
- Certified
- 2026-03-30
Frequently asked questions
- What is Katharine Boyes's NPI number?
- Katharine Boyes's National Provider Identifier (NPI) is 1558201673, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katharine Boyes's specialty?
- Katharine Boyes is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
- Where is Katharine Boyes located?
- Katharine Boyes's practice location on file with NPPES is 65 W Fox Hill Dr, Buffalo Grove, IL 60089-1523.
- What is Katharine Boyes's phone number?
- The practice phone number listed in the NPPES registry for Katharine Boyes is (847) 477-1269.
- Is Katharine Boyes's NPI active?
- Yes — Katharine Boyes's NPI (1558201673) is active in the NPPES registry as of the last update on 2026-03-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.