Katharine Quillin, M.S. CCC-SLP
NPI 1891248662 · Speech-Language Pathologist · Orange, CA
Enrolled with Medicare as Practitioner - Qualified Speech Language Pathologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katharine Quillin, M.S. CCC-SLP is a Speech-Language Pathologist provider in Orange, CA (NPI 1891248662).
Provider details
- NPI number
- 1891248662
- Entity type
- Individual
- Primary specialty
- Speech-Language PathologistSpeech, Language and Hearing Service Providers
- Credential
- M.S. CCC-SLP
- Sex
- Female
- Sole proprietor
- No
- License
- 24287 (CA)
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
9 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
- 2016-07-28
- Last updated
- 2023-01-20
- Certified
- 2023-01-20
Frequently asked questions
- What is Katharine Quillin's NPI number?
- Katharine Quillin's National Provider Identifier (NPI) is 1891248662, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katharine Quillin's specialty?
- Katharine Quillin is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
- Where is Katharine Quillin located?
- Katharine Quillin's practice location on file with NPPES is 1301 W Providence Ave, Orange, CA 92868-3808.
- What is Katharine Quillin's phone number?
- The practice phone number listed in the NPPES registry for Katharine Quillin is (714) 639-4990.
- Does Katharine Quillin accept Medicare?
- Katharine Quillin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katharine Quillin's NPI active?
- Yes — Katharine Quillin's NPI (1891248662) is active in the NPPES registry as of the last update on 2023-01-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.