What is William Elwell's NPI number?

William Elwell's National Provider Identifier (NPI) is 1639056351, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is William Elwell's specialty?

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

Where is William Elwell located?

William Elwell's practice location on file with NPPES is 570 1st St Se, Saint Cloud, MN 56304-0800.

What is William Elwell's phone number?

The practice phone number listed in the NPPES registry for William Elwell is (320) 405-7085.

Is William Elwell's NPI active?

Yes — William Elwell's NPI (1639056351) is active in the NPPES registry as of the last update on 2025-08-18.

IndividualActive

William Elwell

NPI 1639056351 · Behavior Technician · Saint Cloud, MN

William Elwell is a Behavior Technician provider in Saint Cloud, MN (NPI 1639056351).

Provider details

NPI number: 1639056351
Entity type: Individual
Primary specialty: Behavior TechnicianBehavioral Health & Social Service Providers
Sex: Male
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
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

570 1st St Se

Saint Cloud, MN 56304-0800

Phone: (320) 405-7085

Street-level locationGet directions

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Mailing address