What is Sierra Almaguer's NPI number?

Sierra Almaguer's National Provider Identifier (NPI) is 1639009194, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Sierra Almaguer's specialty?

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

Where is Sierra Almaguer located?

Sierra Almaguer's practice location on file with NPPES is 9811 S I-35 Frontage Rd, Austin, TX 78744.

What is Sierra Almaguer's phone number?

The practice phone number listed in the NPPES registry for Sierra Almaguer is (956) 314-1533.

Is Sierra Almaguer's NPI active?

Yes — Sierra Almaguer's NPI (1639009194) is active in the NPPES registry as of the last update on 2026-05-19.

IndividualActive

Sierra Almaguer

NPI 1639009194 · Behavior Technician · Austin, TX

Sierra Almaguer is a Behavior Technician provider in Austin, TX (NPI 1639009194).

Provider details

NPI number: 1639009194
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(46/100 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

9811 S I-35 Frontage Rd

Building 1 Suite 100

Austin, TX 78744

Phone: (956) 314-1533

Street-level locationGet directions

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Mailing address