Marshell Siddock, RBT-18-66959
NPI 1629543897 · Behavior Technician · Northbrook, IL
Marshell Siddock, RBT-18-66959 is a Behavior Technician provider in Northbrook, IL (NPI 1629543897).
Provider details
- NPI number
- 1629543897
- Entity type
- Individual
- Primary specialty
- Behavior TechnicianBehavioral Health & Social Service Providers
- Credential
- RBT-18-66959
- Sex
- Female
- Sole proprietor
- Yes
- License
- RBT-18-66959 (IL)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social 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
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
- 2018-10-03
- Last updated
- 2018-10-03
Frequently asked questions
- What is Marshell Siddock's NPI number?
- Marshell Siddock's National Provider Identifier (NPI) is 1629543897, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marshell Siddock's specialty?
- Marshell Siddock is listed in the NPPES registry with a primary specialty of Behavior Technician (Behavioral Health & Social Service Providers).
- Where is Marshell Siddock located?
- Marshell Siddock's practice location on file with NPPES is 5 Revere Dr Ste 120, Northbrook, IL 60062-8005.
- What is Marshell Siddock's phone number?
- The practice phone number listed in the NPPES registry for Marshell Siddock is (847) 306-9843.
- Is Marshell Siddock's NPI active?
- Yes — Marshell Siddock's NPI (1629543897) is active in the NPPES registry as of the last update on 2018-10-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.