ALYSSA COOK, LCSW PLLC
NPI 1861346876
Social Worker - Clinical in San Antonio, TX
About Alyssa Cook, Lcsw Pllc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ALYSSA COOK, LCSW PLLC (NPI 1861346876) is a healthcare organization registered as a clinical in San Antonio, Texas and active in the NPI registry since February 2026. The organization lists Alyssa Cook, Owner, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Alyssa Cook, Lcsw Pllc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
Medicare enrollment records show 1 clinician reassigns Medicare billing to Alyssa Cook, Lcsw PLLC, which bills Medicare for the services this clinician delivers.
Clinician (1)
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 Alyssa Cook, Lcsw PLLC's NPI number?
The NPI number for Alyssa Cook, Lcsw PLLC is 1861346876. It was assigned to this organization in the NPPES registry on February 25, 2026.
Where is Alyssa Cook, Lcsw PLLC located?
Alyssa Cook, Lcsw PLLC is located at 10615 Perrin Beitel Rd Ste 403, San Antonio, TX 78217. The listed phone number is (210) 941-2583.
What is Alyssa Cook, Lcsw PLLC's specialty?
The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.
Is Alyssa Cook, Lcsw PLLC enrolled in Medicare?
Yes. Alyssa Cook, Lcsw PLLC is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Alyssa Cook, Lcsw PLLC?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Clinical Social Worker) reassigns their Medicare billing to Alyssa Cook, Lcsw 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. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Alyssa Cook, Lcsw PLLC was last updated on September 18, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 33 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.
# Alyssa Cook, Lcsw Pllc · NPI 1861346876
Clinical organization in San Antonio, Texas. Organization record, active in the CMS NPPES registry since February 25, 2026.
## Identity
- **NPI:** 1861346876 (Entity type: Organization)
- **Enumerated:** February 25, 2026
- **Primary specialty:** Social Worker - Clinical · taxonomy 1041C0700X
- **Organization subpart:** No
- **Authorized official:** Alyssa Cook, OWNER
## Practice location
- **Address:** 10615 PERRIN BEITEL RD STE 403, San Antonio, TX 78217-3141
- **Phone:** (210) 941-2583
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 1 clinician (Clinical Social Worker) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** September 18, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1861346876) · Data from the CMS NPPES public registry.