NYKKE FLAUM LCSW
NPI 1710303441
Social Worker in Valley Stream, NY
About Nykke Flaum Lcsw NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
NYKKE FLAUM LCSW (NPI 1710303441) is an individual social worker in Valley Stream, New York, licensed in New York (091095) and active in the NPI registry since March 2014. She is enrolled in Medicare PECOS and is a graduate of Other (2013).
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Nykke Flaum Lcsw is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Nykke Flaum reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
New Hyde Park, NY 11040
- Reassigned Medicare billing, New York enrollment
- 9,353 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 Nykke Flaum's NPI number?
The NPI number for Nykke Flaum is 1710303441. It was assigned to this individual provider in the NPPES registry on March 5, 2014.
Where is Nykke Flaum located?
Nykke Flaum practices at 938 Crestview Ave, Valley Stream, NY 11581. The listed phone number is (917) 499-9398.
What is Nykke Flaum's specialty?
The primary specialty registered for this NPI is Social Worker with taxonomy code 104100000X.
Is Nykke Flaum enrolled in Medicare?
Yes. Nykke Flaum is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Nykke Flaum's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Nykke Flaum reassigns Medicare benefits to North Shore - Lij Medical PC (New Hyde Park, NY). 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 Nykke Flaum's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Nykke Flaum accept?
Health plans from Oscar Health list Nykke Flaum as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Nykke Flaum was last updated on November 15, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Nykke Flaum, LCSW · NPI 1710303441
Social Worker provider in Valley Stream, New York. Individual provider, active in the CMS NPPES registry since March 5, 2014.
## Identity
- **NPI:** 1710303441 (Entity type: Individual)
- **Enumerated:** March 5, 2014
- **Primary specialty:** Social Worker · taxonomy 104100000X
- **State license:** 091095 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 938 CRESTVIEW AVE, Valley Stream, NY 11581-3145
- **Phone:** (917) 499-9398
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** North Shore - Lij Medical PC (NPI 1790043479, New Hyde Park, NY), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2013
## Record status
- **NPPES last updated:** November 15, 2023
---
Source: [NPI Profile](https://npiprofile.com/npi/1710303441) · Data from the CMS NPPES public registry.