MR. ERIK WILLIAM ANDERSON M.D.
NPI 1578821534
Internal Medicine - Rheumatology in Great Neck, NY
About Mr. Erik William Anderson M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MR. ERIK WILLIAM ANDERSON M.D. (NPI 1578821534) is an individual rheumatology provider in Great Neck, New York, licensed in New York (279787-01) and active in the NPI registry since April 2012. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Mr. Erik William Anderson M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Erik Anderson reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Great Neck, NY 11021
- Reassigned Medicare billing, New York enrollment
- 9,353 clinicians in this Medicare group
Brooklyn, NY 11235
- Reassigned Medicare billing, New York enrollment
- 638 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 11021 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
GREAT NECK, NY 11021
GREAT NECK, NY 11021
GREAT NECK, NY 11021
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 Erik Anderson's NPI number?
The NPI number for Erik Anderson is 1578821534. It was assigned to this individual provider in the NPPES registry on April 27, 2012.
Where is Erik Anderson located?
Erik Anderson practices at 865 Northern Blvd 302, Great Neck, NY 11021. The listed phone number is (914) 424-0331.
What is Erik Anderson's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.
Is Erik Anderson enrolled in Medicare?
Yes. Erik Anderson is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Erik Anderson's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Erik Anderson reassigns Medicare benefits to 2 organizations: North Shore-Lij Medical PC (Great Neck, NY) and Coney Island Medical Practice Plan, P.C. (Brooklyn, NY). Each 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 Erik Anderson'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 Erik Anderson was last updated on November 20, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Mr. Erik William Anderson, M.D. · NPI 1578821534
Rheumatology physician in Great Neck, New York. Individual provider, active in the CMS NPPES registry since April 27, 2012.
## Identity
- **NPI:** 1578821534 (Entity type: Individual)
- **Enumerated:** April 27, 2012
- **Primary specialty:** Internal Medicine - Rheumatology · taxonomy 207RR0500X
- **State license:** 279787-01 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 865 NORTHERN BLVD, 302, Great Neck, NY 11021-5335
- **Phone:** (914) 424-0331
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): North Shore-Lij Medical PC (NPI 1053688572, Great Neck, NY); Coney Island Medical Practice Plan, P.C. (NPI 1386951762, Brooklyn, NY) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** November 20, 2020
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Source: [NPI Profile](https://npiprofile.com/npi/1578821534) · Data from the CMS NPPES public registry.