Holly Greiner
NPI 1194390260 · Speech-Language Pathologist · Simi Valley, CA
Holly Greiner is a Speech-Language Pathologist provider in Simi Valley, CA (NPI 1194390260).
Provider details
- NPI number
- 1194390260
- Entity type
- Individual
- Primary specialty
- Speech-Language PathologistSpeech, Language and Hearing Service Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- 15516 (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
5 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
- 2021-05-21
- Last updated
- 2021-05-21
- Certified
- 2021-05-21
Frequently asked questions
- What is Holly Greiner's NPI number?
- Holly Greiner's National Provider Identifier (NPI) is 1194390260, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Holly Greiner's specialty?
- Holly Greiner is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
- Where is Holly Greiner located?
- Holly Greiner's practice location on file with NPPES is 5775 E Los Angeles Ave Ste 230, Simi Valley, CA 93063-5215.
- What is Holly Greiner's phone number?
- The practice phone number listed in the NPPES registry for Holly Greiner is (805) 214-1488.
- Is Holly Greiner's NPI active?
- Yes — Holly Greiner's NPI (1194390260) is active in the NPPES registry as of the last update on 2021-05-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.