Catherine Merlock, MS, CCC, SLP/L, MA
NPI 1841759792 · Speech-Language Pathologist · Waukegan, IL
Catherine Merlock, MS, CCC, SLP/L, MA is a Speech-Language Pathologist provider in Waukegan, IL (NPI 1841759792).
Provider details
- NPI number
- 1841759792
- Entity type
- Individual
- Primary specialty
- Speech-Language PathologistSpeech, Language and Hearing Service Providers
- Credential
- MS, CCC, SLP/L, MA
- Sex
- Female
- Sole proprietor
- No
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
7 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2019-03-19
- Last updated
- 2019-03-19
Frequently asked questions
- What is Catherine Merlock's NPI number?
- Catherine Merlock's National Provider Identifier (NPI) is 1841759792, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Catherine Merlock's specialty?
- Catherine Merlock is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
- Where is Catherine Merlock located?
- Catherine Merlock's practice location on file with NPPES is 1201 N Sheridan Rd, Waukegan, IL 60085-2081.
- What is Catherine Merlock's phone number?
- The practice phone number listed in the NPPES registry for Catherine Merlock is (224) 303-1068.
- Is Catherine Merlock's NPI active?
- Yes — Catherine Merlock's NPI (1841759792) is active in the NPPES registry as of the last update on 2019-03-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.