MRS. ARYN TAMAR OSTROWSKY MA, CCC-SLP
NPI 1487327128
Speech-Language Pathologist in Weston, FL
About Mrs. Aryn Tamar Ostrowsky Ma, Ccc-slp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MRS. ARYN TAMAR OSTROWSKY MA, CCC-SLP (NPI 1487327128) is an individual speech-language pathologist provider in Weston, Florida, licensed in Florida (SA11204) and active in the NPI registry since July 2021. She is a graduate of Other (2010).
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Mrs. Aryn Tamar Ostrowsky Ma, Ccc-slp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Aryn Ostrowsky reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Hollywood, FL 33026
- Reassigned Medicare billing, Florida enrollment
- 2 clinicians in this Medicare group
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 Aryn Ostrowsky's NPI number?
The NPI number for Aryn Ostrowsky is 1487327128. It was assigned to this individual provider in the NPPES registry on July 28, 2021.
Where is Aryn Ostrowsky located?
Aryn Ostrowsky practices at 1915 River Oaks, Weston, FL 33326. The listed phone number is (954) 288-2689.
What is Aryn Ostrowsky's specialty?
The primary specialty registered for this NPI is Speech-Language Pathologist with taxonomy code 235Z00000X.
Is Aryn Ostrowsky enrolled in Medicare?
Yes. Aryn Ostrowsky is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Aryn Ostrowsky's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Aryn Ostrowsky reassigns Medicare benefits to Katzen Holistic Speech-Language Pathology, PLLC (Hollywood, FL). The 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 Aryn Ostrowsky's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Aryn Ostrowsky was last updated on July 28, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years 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.
# Mrs. Aryn Tamar Ostrowsky, MA, CCC-SLP · NPI 1487327128
Speech-Language Pathologist provider in Weston, Florida. Individual provider, active in the CMS NPPES registry since July 28, 2021.
## Identity
- **NPI:** 1487327128 (Entity type: Individual)
- **Enumerated:** July 28, 2021
- **Primary specialty:** Speech-Language Pathologist · taxonomy 235Z00000X
- **State license:** SA11204 (Florida)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 1915 RIVER OAKS, Weston, FL 33326-2360
- **Phone:** (954) 288-2689
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Bills Medicare through:** Katzen Holistic Speech-Language Pathology, PLLC (NPI 1952072423, Hollywood, FL), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2010
## Record status
- **NPPES last updated:** July 28, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1487327128) · Data from the CMS NPPES public registry.