IndividualActive
Lillian Wallis
NPI 1639009046 · Behavior Technician · Mishawaka, IN
Lillian Wallis is a Behavior Technician provider in Mishawaka, IN (NPI 1639009046).
Provider details
- NPI number
- 1639009046
- Entity type
- Individual
- Primary specialty
- Behavior TechnicianBehavioral Health & Social Service Providers
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Basic profile(47/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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
3838 N Main St
Mishawaka, IN 46545-3100
Phone: (888) 982-5228
Street-level locationGet directions
Mailing address
55245 Timothy Rd
New Carlisle, IN 46552-9669
Registry dates
- Enumerated
- 2026-05-20
- Last updated
- 2026-05-20
- Certified
- 2026-05-19
Frequently asked questions
- What is Lillian Wallis's NPI number?
- Lillian Wallis's National Provider Identifier (NPI) is 1639009046, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lillian Wallis's specialty?
- Lillian Wallis is listed in the NPPES registry with a primary specialty of Behavior Technician (Behavioral Health & Social Service Providers).
- Where is Lillian Wallis located?
- Lillian Wallis's practice location on file with NPPES is 3838 N Main St, Mishawaka, IN 46545-3100.
- What is Lillian Wallis's phone number?
- The practice phone number listed in the NPPES registry for Lillian Wallis is (888) 982-5228.
- Is Lillian Wallis's NPI active?
- Yes — Lillian Wallis's NPI (1639009046) is active in the NPPES registry as of the last update on 2026-05-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.