MS. MARILYN VANPRAAG MSW
NPI 1598994345
Social Worker - Clinical in Lynbrook, NY
About Ms. Marilyn Vanpraag Msw NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MS. MARILYN VANPRAAG MSW (NPI 1598994345) is an individual clinical provider in Lynbrook, New York, licensed in New York (R016025) and active in the NPI registry since July 2009. She is enrolled in Medicare PECOS and is a graduate of Other (1973).
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
Ms. Marilyn Vanpraag Msw 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 Marilyn Vanpraag reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Merrick, NY 11566
- Reassigned Medicare billing, New York enrollment
- 32 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 11563 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 Marilyn Vanpraag's NPI number?
The NPI number for Marilyn Vanpraag is 1598994345. It was assigned to this individual provider in the NPPES registry on July 14, 2009.
Where is Marilyn Vanpraag located?
Marilyn Vanpraag practices at 157 Hempstead Ave Apt C9, Lynbrook, NY 11563. The listed phone number is (516) 872-6305.
What is Marilyn Vanpraag's specialty?
The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.
Is Marilyn Vanpraag enrolled in Medicare?
Yes. Marilyn Vanpraag 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 Marilyn Vanpraag's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Marilyn Vanpraag reassigns Medicare benefits to Nassau Guidance Counseling & Licensed Clinical Social Work Services PC (Merrick, 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 Marilyn Vanpraag's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Marilyn Vanpraag accept?
Health plans from Oscar Health list Marilyn Vanpraag 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 Marilyn Vanpraag was last updated on July 14, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.
# Ms. Marilyn Vanpraag, MSW · NPI 1598994345
Clinical provider in Lynbrook, New York. Individual provider, active in the CMS NPPES registry since July 14, 2009.
## Identity
- **NPI:** 1598994345 (Entity type: Individual)
- **Enumerated:** July 14, 2009
- **Primary specialty:** Social Worker - Clinical · taxonomy 1041C0700X
- **State license:** R016025 (New York)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 157 HEMPSTEAD AVE APT C9, Lynbrook, NY 11563-1644
- **Phone:** (516) 872-6305
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** Nassau Guidance Counseling & Licensed Clinical Social Work Services PC (NPI 1609923515, Merrick, NY), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1973
## Record status
- **NPPES last updated:** July 14, 2009
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Source: [NPI Profile](https://npiprofile.com/npi/1598994345) · Data from the CMS NPPES public registry.