MARJORIE J. VAN DE STOUWE, MD, PC
NPI 1750650941
Internal Medicine - Rheumatology in Rockville Centre, NY
About Marjorie J. Van De Stouwe, Md, Pc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARJORIE J. VAN DE STOUWE, MD, PC (NPI 1750650941) is a healthcare organization registered as a rheumatology in Rockville Centre, New York and active in the NPI registry since December 2011. The organization holds a CLIA Waiver certificate valid through June 1, 2027 and lists Eileen Lerea, Billing Manager, 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)
Marjorie J. Van De Stouwe, Md, Pc 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 Marjorie J. Van De Stouwe, MD, PC, which bills Medicare for the services this clinician delivers.
Clinician (1)
Rockville Centre, NY 11570
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
CLIA Laboratory Certificates CMS CLIA
Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.
Certificate of Waiver 33D0871412
Marjorie J Van De Stouwe MD PC · Rockville Centre, NYFrequently 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 Marjorie J. Van De Stouwe, MD, PC's NPI number?
The NPI number for Marjorie J. Van De Stouwe, MD, PC is 1750650941. It was assigned to this organization in the NPPES registry on December 19, 2011.
Where is Marjorie J. Van De Stouwe, MD, PC located?
Marjorie J. Van De Stouwe, MD, PC is located at 30 Hempstead Ave Ste 160, Rockville Centre, NY 11570. The listed phone number is (516) 872-8235.
What is Marjorie J. Van De Stouwe, MD, PC's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.
Is Marjorie J. Van De Stouwe, MD, PC enrolled in Medicare?
Yes. Marjorie J. Van De Stouwe, MD, PC is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Marjorie J. Van De Stouwe, MD, PC?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Rheumatology) reassigns their Medicare billing to Marjorie J. Van De Stouwe, MD, PC. 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.
Does Marjorie J. Van De Stouwe, MD, PC hold a CLIA laboratory certificate?
Yes. A Certificate of Waiver (number 33D0871412) is associated with this NPI, valid through June 1, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.
When was this NPI record last updated?
The NPPES record for Marjorie J. Van De Stouwe, MD, PC was last updated on November 19, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 months 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.
# Marjorie J. Van De Stouwe, Md, Pc · NPI 1750650941
Rheumatology organization in Rockville Centre, New York. Organization record, active in the CMS NPPES registry since December 19, 2011.
## Identity
- **NPI:** 1750650941 (Entity type: Organization)
- **Enumerated:** December 19, 2011
- **Primary specialty:** Internal Medicine - Rheumatology · taxonomy 207RR0500X
- **Organization subpart:** No
- **Authorized official:** Eileen Lerea, BILLING MANAGER
## Practice location
- **Address:** 30 HEMPSTEAD AVE STE 160, Rockville Centre, NY 11570-4034
- **Phone:** (516) 872-8235 · **Fax:** (516) 825-0045
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 1 clinician (Rheumatology) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** November 19, 2025
- **CLIA laboratory certificates:** 1 on file
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Source: [NPI Profile](https://npiprofile.com/npi/1750650941) · Data from the CMS NPPES public registry.