SOPHIE ANNA LEMBECK
NPI 1639555410
Social Worker in New Haven, CT
About Sophie Anna Lembeck NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SOPHIE ANNA LEMBECK (NPI 1639555410) is an individual social worker in New Haven, Connecticut and active in the NPI registry since August 2015. She is enrolled in Medicare PECOS and maintains a secondary practice location in Bronx.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Sophie Anna Lembeck is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Sophie Lembeck reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
New Haven, CT 06519
- Reassigned Medicare billing, Connecticut enrollment
- 3,728 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 Sophie Lembeck's NPI number?
The NPI number for Sophie Lembeck is 1639555410. It was assigned to this individual provider in the NPPES registry on August 4, 2015.
Where is Sophie Lembeck located?
Sophie Lembeck practices at 265 College St Apt 12K, New Haven, CT 06510. The listed phone number is (914) 980-9980.
What is Sophie Lembeck's specialty?
The primary specialty registered for this NPI is Social Worker with taxonomy code 104100000X.
Is Sophie Lembeck enrolled in Medicare?
Yes. Sophie Lembeck is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Sophie Lembeck's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sophie Lembeck reassigns Medicare benefits to Yale University (New Haven, CT). 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 Sophie Lembeck'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 Sophie Lembeck was last updated on March 17, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.
# Sophie Anna Lembeck · NPI 1639555410
Social Worker provider in New Haven, Connecticut. Individual provider, active in the CMS NPPES registry since August 4, 2015.
## Identity
- **NPI:** 1639555410 (Entity type: Individual)
- **Enumerated:** August 4, 2015
- **Primary specialty:** Social Worker · taxonomy 104100000X
- **Sole proprietor:** Yes
## Practice location
- **Address:** 265 COLLEGE ST APT 12K, New Haven, CT 06510-2426
- **Phone:** (914) 980-9980
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** Yale University (NPI 1124148887, New Haven, CT), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** March 17, 2018
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Source: [NPI Profile](https://npiprofile.com/npi/1639555410) · Data from the CMS NPPES public registry.