What is Linda Ellis's NPI number?

Linda Ellis's National Provider Identifier (NPI) is 1639977333, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Linda Ellis's specialty?

Linda Ellis is listed in the NPPES registry with a primary specialty of Behavior Technician (Behavioral Health & Social Service Providers).

Where is Linda Ellis located?

Linda Ellis's practice location on file with NPPES is 1115 5th St, Sioux City, IA 51101-1905.

What is Linda Ellis's phone number?

The practice phone number listed in the NPPES registry for Linda Ellis is (712) 255-0890.

Is Linda Ellis's NPI active?

Yes — Linda Ellis's NPI (1639977333) is active in the NPPES registry as of the last update on 2025-03-06.

IndividualActive

Linda Ellis, M.S.

NPI 1639977333 · Behavior Technician · Sioux City, IA

Linda Ellis, M.S. is a Behavior Technician provider in Sioux City, IA (NPI 1639977333).

Provider details

NPI number: 1639977333
Entity type: Individual
Primary specialty: Behavior TechnicianBehavioral Health & Social Service Providers
Credential: M.S.
Sex: Female
Sole proprietor: No

Specialties & taxonomies

Behavior TechnicianPrimary106S00000X
Behavioral Health & Social Service Providers

Profile Score

Basic profile(48/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
1 yr 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

1115 5th St

Sioux City, IA 51101-1905

Phone: (712) 255-0890

Street-level locationGet directions

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Mailing address