What is Lydia Shemwell's NPI number?

Lydia Shemwell's National Provider Identifier (NPI) is 1659931756, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Lydia Shemwell's specialty?

Lydia Shemwell is listed in the NPPES registry with a primary specialty of Behavior Analyst (Behavioral Health & Social Service Providers).

Where is Lydia Shemwell located?

Lydia Shemwell's practice location on file with NPPES is 5275 Marshall Street, Arvada, CO 80002.

What is Lydia Shemwell's phone number?

The practice phone number listed in the NPPES registry for Lydia Shemwell is (928) 587-9198.

Is Lydia Shemwell's NPI active?

Yes — Lydia Shemwell's NPI (1659931756) is active in the NPPES registry as of the last update on 2026-05-04.

IndividualActive

Lydia Shemwell

NPI 1659931756 · Behavior Analyst · Arvada, CO

Lydia Shemwell is a Behavior Analyst provider in Arvada, CO (NPI 1659931756).

Provider details

NPI number: 1659931756
Entity type: Individual
Primary specialty: Behavior AnalystBehavioral Health & Social Service Providers
Sex: Female
Sole proprietor: No
License: 1-19-35827 (CO)

Specialties & taxonomies

Behavior AnalystPrimary103K00000XLicense 1-19-35827 (CO)
Behavioral Health & Social Service Providers

Profile Score

Established profile(66/100 index)

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

5275 Marshall Street

Suite 104 and 204

Arvada, CO 80002

Phone: (928) 587-9198

Fax: (628) 288-7758

Street-level locationGet directions

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Mailing address