What is Sylvia Essterday's NPI number?

Sylvia Essterday's National Provider Identifier (NPI) is 1083578694, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Sylvia Essterday's specialty?

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

Where is Sylvia Essterday located?

Sylvia Essterday's practice location on file with NPPES is 235 S Water St, Martinsburg, WV 25401-4241.

What is Sylvia Essterday's phone number?

The practice phone number listed in the NPPES registry for Sylvia Essterday is (304) 263-8954.

Is Sylvia Essterday's NPI active?

Yes — Sylvia Essterday's NPI (1083578694) is active in the NPPES registry as of the last update on 2026-02-04.

IndividualActive

Sylvia Essterday

NPI 1083578694 · Behavior Technician · Martinsburg, WV

Sylvia Essterday is a Behavior Technician provider in Martinsburg, WV (NPI 1083578694).

Provider details

NPI number: 1083578694
Entity type: Individual
Primary specialty: Behavior TechnicianBehavioral Health & Social Service Providers
Sex: Female
Sole proprietor: No

Specialties & taxonomies

Behavior TechnicianPrimary106S00000X
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

235 S Water St

Martinsburg, WV 25401-4241

Phone: (304) 263-8954

Fax: (304) 264-0763

Street-level locationGet directions

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Mailing address