Hilary Ness, MS, CCC-SLP
NPI 1598030116 · Speech-Language Pathologist · Corona, CA
Hilary Ness, MS, CCC-SLP is a Speech-Language Pathologist provider in Corona, CA (NPI 1598030116).
Provider details
- NPI number
- 1598030116
- Entity type
- Individual
- Primary specialty
- Speech-Language PathologistSpeech, Language and Hearing Service Providers
- Credential
- MS, CCC-SLP
- Sex
- Female
- Sole proprietor
- Yes
- License
- 19895 (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
14 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
- 2012-03-14
- Last updated
- 2026-01-20
- Certified
- 2026-01-20
Frequently asked questions
- What is Hilary Ness's NPI number?
- Hilary Ness's National Provider Identifier (NPI) is 1598030116, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hilary Ness's specialty?
- Hilary Ness is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
- Where is Hilary Ness located?
- Hilary Ness's practice location on file with NPPES is 9 Kpc Pkwy, Corona, CA 92879-7102.
- What is Hilary Ness's phone number?
- The practice phone number listed in the NPPES registry for Hilary Ness is (951) 509-5000.
- Is Hilary Ness's NPI active?
- Yes — Hilary Ness's NPI (1598030116) is active in the NPPES registry as of the last update on 2026-01-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.