Cindy Grellner
NPI 1427275643 · Speech-Language Pathologist · Los Angeles, CA
Cindy Grellner is a Speech-Language Pathologist provider in Los Angeles, CA (NPI 1427275643).
Provider details
- NPI number
- 1427275643
- Entity type
- Individual
- Primary specialty
- Speech-Language PathologistSpeech, Language and Hearing Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- SP22724 (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
19 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
- 2007-04-19
- Last updated
- 2016-02-23
Frequently asked questions
- What is Cindy Grellner's NPI number?
- Cindy Grellner's National Provider Identifier (NPI) is 1427275643, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cindy Grellner's specialty?
- Cindy Grellner is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
- Where is Cindy Grellner located?
- Cindy Grellner's practice location on file with NPPES is 1111 W 6th St, Los Angeles, CA 90017-1800.
- What is Cindy Grellner's phone number?
- The practice phone number listed in the NPPES registry for Cindy Grellner is (417) 612-4481.
- Is Cindy Grellner's NPI active?
- Yes — Cindy Grellner's NPI (1427275643) is active in the NPPES registry as of the last update on 2016-02-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.