IRINA GRINBERG LSW
NPI 1548469919
Social Worker in Mayfield Hts, OH
About Irina Grinberg Lsw NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
IRINA GRINBERG LSW (NPI 1548469919) is an individual social worker in Mayfield Hts, Ohio, licensed in Ohio (S.0700655) and active in the NPI registry since July 2007. She is enrolled in Medicare PECOS.
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)
Irina Grinberg Lsw is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Irina Grinberg reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Beachwood, OH 44122
- Reassigned Medicare billing, Ohio enrollment
- 10 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 Irina Grinberg's NPI number?
The NPI number for Irina Grinberg is 1548469919. It was assigned to this individual provider in the NPPES registry on July 16, 2007.
Where is Irina Grinberg located?
Irina Grinberg practices at 6479 Longridge Rd, Mayfield Hts, OH 44124. The listed phone number is (440) 720-0469.
What is Irina Grinberg's specialty?
The primary specialty registered for this NPI is Social Worker with taxonomy code 104100000X.
Is Irina Grinberg enrolled in Medicare?
Yes. Irina Grinberg is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Irina Grinberg's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Irina Grinberg reassigns Medicare benefits to Chattree And Associates Ltd (Beachwood, OH). 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 Irina Grinberg'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 Irina Grinberg was last updated on July 16, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.
# Irina Grinberg, LSW · NPI 1548469919
Social Worker provider in Mayfield Hts, Ohio. Individual provider, active in the CMS NPPES registry since July 16, 2007.
## Identity
- **NPI:** 1548469919 (Entity type: Individual)
- **Enumerated:** July 16, 2007
- **Primary specialty:** Social Worker · taxonomy 104100000X
- **State license:** S.0700655 (Ohio)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 6479 LONGRIDGE RD, Mayfield Hts, OH 44124-4116
- **Phone:** (440) 720-0469
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** Chattree And Associates Ltd (NPI 1962448654, Beachwood, OH), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 16, 2007
---
Source: [NPI Profile](https://npiprofile.com/npi/1548469919) · Data from the CMS NPPES public registry.