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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

SLP ONCALL PLLC
NPI 1679345912
Speech-Language Pathologist in Houston, TX

Active since October 30, 2023
6915 IBEX LN, HOUSTON, TX 77049(832) 390-0626 Get Directions Write a Review

NPPES record last updated: October 23, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Sep 22, 2026, Feb 4, 2025, Oct 30, 2023 (3 updates tracked since 2023).

About Slp Oncall Pllc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

SLP ONCALL PLLC (NPI 1679345912) is a healthcare organization registered as a speech-language pathologist in Houston, Texas and active in the NPI registry since October 2023. The organization maintains a secondary practice location in Houston and lists Angela Salinas Pivaro, Speech-language Pathologist, as its authorized official.

NPPES Registry Identity

NPI1679345912
Entity TypeOrganization
Primary Taxonomy235Z00000X
Legal Business NameSLP ONCALL PLLC
Location Address6915 IBEX LNHouston, TX 77049-2535
Mailing Address6915 Ibex LnHouston, TX 77049-2535 · (832) 390-0626 · Fax (844) 416-0560
Phone(832) 390-0626
Organization SubpartNo
Authorized OfficialAngela Salinas PivaroSpeech-language Pathologist · (832) 964-6223
Enumeration DateOctober 30, 2023
Last NPPES UpdateOctober 23, 20263 updates tracked since enumeration
NPPES CertifiedOctober 23, 2026
✔ NPI 1679345912 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpeech-Language PathologistSpeech, Language and Hearing Service Providers
Taxonomy Code235Z00000X
Definition
The speech-language pathologist is the professional who engages in clinical services, prevention, advocacy, education, administration, and research in the areas of communication and swallowing across the life span from infancy through geriatrics. Speech-language pathologists address typical and atypical impairments and disorders related to communication and swallowing in the areas of speech sound production, resonance, voice, fluency, language (comprehension and expression), cognition, and feeding and swallowing.
6915 IBEX LN, Houston, TX 77049
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Secondary Practice Location 1

Location 15144 E Sam Houston Pkwy N Ste 123Houston, TX 77015-3225 · Phone (832) 390-0626 · Fax (844) 416-0560

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Slp Oncall Pllc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

2

Medicare enrollment records show 2 clinicians reassign Medicare billing to Slp Oncall PLLC, which bills Medicare for the services they deliver. Of these, 2 practice at this address. They are listed nearest first.

Clinicians, nearest first (2)

Jennifer Guerrero, M.S. CCC-SLP
Qualified Speech Language Pathologist
NPI 1689328262
6915 IBEX LN
Houston, TX 77049
(832) 390-0626
Same address
Angela Pivaro, MA, CCC-SLP
Qualified Speech Language Pathologist
NPI 1225514474
6915 IBEX LN
Houston, TX 77049
(832) 390-0626
Same address

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Slp Oncall PLLC's NPI number?

The NPI number for Slp Oncall PLLC is 1679345912. It was assigned to this organization in the NPPES registry on October 30, 2023.

Where is Slp Oncall PLLC located?

Slp Oncall PLLC is located at 6915 Ibex Ln, Houston, TX 77049. The listed phone number is (832) 390-0626.

What is Slp Oncall PLLC's specialty?

The primary specialty registered for this NPI is Speech-Language Pathologist with taxonomy code 235Z00000X.

Is Slp Oncall PLLC enrolled in Medicare?

Yes. Slp Oncall PLLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Slp Oncall PLLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians, all in Qualified Speech Language Pathologist, reassign their Medicare billing to Slp Oncall PLLC. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Of these, 2 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Slp Oncall PLLC accept?

Health plans from Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 1 other insurer list Slp Oncall PLLC as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Slp Oncall PLLC was last updated on October 23, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.