RAHUL SUBRAMANIAN IYER
NPI 1083581250
Nurse Practitioner - Psychiatric/Mental Health in Brentwood, NY
About Rahul Subramanian Iyer NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
RAHUL SUBRAMANIAN IYER (NPI 1083581250) is an individual psychiatric/mental health provider in Brentwood, New York, licensed in New York (405648) and active in the NPI registry since October 2025. He is enrolled in Medicare PECOS, maintains 3 additional practice locations, and is a graduate of Other (2023).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 3
Group Practice 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Rahul Subramanian Iyer is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Rahul Iyer reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Stony Brook, NY 11794
- Reassigned Medicare billing, New York enrollment
- 133 clinicians in this Medicare group
Bronx, NY 10452
- Reassigned Medicare billing, New York enrollment
- 683 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 11717 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.
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 Rahul Iyer's NPI number?
The NPI number for Rahul Iyer is 1083581250. It was assigned to this individual provider in the NPPES registry on October 21, 2025.
Where is Rahul Iyer located?
Rahul Iyer practices at 1869 Brentwood Rd, Brentwood, NY 11717. The listed phone number is (844) 400-1975.
What is Rahul Iyer's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.
Is Rahul Iyer enrolled in Medicare?
Yes. Rahul Iyer is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Rahul Iyer's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Rahul Iyer reassigns Medicare benefits to 2 organizations: Stony Brook Psychiatric Associates, University Faculty Practice Corpor (Stony Brook, NY) and Sun River Health Inc (Bronx, 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 Rahul Iyer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Rahul Iyer accept?
Health plans from Oscar Health list Rahul Iyer 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 Rahul Iyer was last updated on October 21, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.
# Rahul Subramanian Iyer · NPI 1083581250
Psychiatric/Mental Health physician in Brentwood, New York. Individual provider, active in the CMS NPPES registry since October 21, 2025.
## Identity
- **NPI:** 1083581250 (Entity type: Individual)
- **Enumerated:** October 21, 2025
- **Primary specialty:** Nurse Practitioner - Psychiatric/Mental Health · taxonomy 363LP0808X
- **State license:** 405648 (New York)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 1869 BRENTWOOD RD, Brentwood, NY 11717-4625
- **Phone:** (844) 400-1975
## 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): Stony Brook Psychiatric Associates, University Faculty Practice Corpor (NPI 1437105905, Stony Brook, NY); Sun River Health Inc (NPI 1740763275, Bronx, NY) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2023
## Record status
- **NPPES last updated:** October 21, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1083581250) · Data from the CMS NPPES public registry.