MICHAEL ASH LCSW PLLC
NPI 1619305026
Social Worker - Clinical in Shirley, NY
About Michael Ash Lcsw Pllc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MICHAEL ASH LCSW PLLC (NPI 1619305026) is a healthcare organization registered as a clinical in Shirley, New York and active in the NPI registry since October 2013. The organization lists Michael Ash, 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)
Michael Ash 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 Michael Ash 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 Michael Ash Lcsw PLLC's NPI number?
The NPI number for Michael Ash Lcsw PLLC is 1619305026. It was assigned to this organization in the NPPES registry on October 22, 2013.
Where is Michael Ash Lcsw PLLC located?
Michael Ash Lcsw PLLC is located at 1273 William Floyd Pkwy, Shirley, NY 11967. The listed phone number is (646) 261-3215.
What is Michael Ash Lcsw PLLC's specialty?
The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.
Is Michael Ash Lcsw PLLC enrolled in Medicare?
Yes. Michael Ash Lcsw PLLC is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Michael Ash Lcsw PLLC?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Clinical Social Worker) reassigns their Medicare billing to Michael Ash 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 Michael Ash Lcsw PLLC was last updated on October 22, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.
# Michael Ash Lcsw Pllc · NPI 1619305026
Clinical organization in Shirley, New York. Organization record, active in the CMS NPPES registry since October 22, 2013.
## Identity
- **NPI:** 1619305026 (Entity type: Organization)
- **Enumerated:** October 22, 2013
- **Primary specialty:** Social Worker - Clinical · taxonomy 1041C0700X
- **Organization subpart:** No
- **Authorized official:** Michael Ash, OWNER
## Practice location
- **Address:** 1273 WILLIAM FLOYD PKWY, Shirley, NY 11967-1810
- **Phone:** (646) 261-3215
## 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:** October 22, 2013
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Source: [NPI Profile](https://npiprofile.com/npi/1619305026) · Data from the CMS NPPES public registry.