MR. SEAN P THOMAS NP
NPI 1750635132
Nurse Practitioner - Psychiatric/Mental Health in Riverhead, NY
About Mr. Sean P Thomas Np NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MR. SEAN P THOMAS NP (NPI 1750635132) is an individual psychiatric/mental health provider in Riverhead, New York, licensed in New York (F401509-1) and active in the NPI registry since November 2012. He is enrolled in Medicare PECOS, maintains a secondary practice location in Huntington, and is a graduate of Other (2012).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
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
Mr. Sean P Thomas Np 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 Reassignments
5Medicare enrollment records show Sean Thomas reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Huntington, NY 11743
- Reassigned Medicare billing, New York enrollment
- 122 clinicians in this Medicare group
Huntington, NY 11743
- Reassigned Medicare billing, New York enrollment
- 116 clinicians in this Medicare group
Bronx, NY 10452
- Reassigned Medicare billing, New York enrollment
- 683 clinicians in this Medicare group
Howell, NJ 07731
- Reassigned Medicare billing, New York enrollment
- 156 clinicians in this Medicare group
Ann Arbor, MI 48104
- Reassigned Medicare billing, New York enrollment
- 103 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 11901 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.
RIVERHEAD, NY 11901
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 Sean Thomas's NPI number?
The NPI number for Sean Thomas is 1750635132. It was assigned to this individual provider in the NPPES registry on November 6, 2012.
Where is Sean Thomas located?
Sean Thomas practices at 400 W Main St, Riverhead, NY 11901. The listed phone number is (516) 225-0474.
What is Sean Thomas's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.
Is Sean Thomas enrolled in Medicare?
Yes. Sean Thomas 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 organizations bill Medicare for Sean Thomas's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sean Thomas reassigns Medicare benefits to 5 organizations: Family Service League, Inc. (Huntington, NY), Huntington Hospital Association (Huntington, NY), Sun River Health Inc (Bronx, NY), Supportive Care Psychology Of Ny PC (Howell, NJ) and Aldad Medical PC (Ann Arbor, MI). 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 Sean Thomas'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 Sean Thomas was last updated on September 16, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.
# Mr. Sean P Thomas, NP · NPI 1750635132
Psychiatric/Mental Health physician in Riverhead, New York. Individual provider, active in the CMS NPPES registry since November 6, 2012.
## Identity
- **NPI:** 1750635132 (Entity type: Individual)
- **Enumerated:** November 6, 2012
- **Primary specialty:** Nurse Practitioner - Psychiatric/Mental Health · taxonomy 363LP0808X
- **State license:** F401509-1 (New York)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 400 W MAIN ST, Riverhead, NY 11901-2813
- **Phone:** (516) 225-0474
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 5 organizations under Medicare reassignment (form CMS-855R): Family Service League, Inc. (NPI 1528093242, Huntington, NY); Huntington Hospital Association (NPI 1386619385, Huntington, NY); Sun River Health Inc (NPI 1740763275, Bronx, NY); Supportive Care Psychology Of Ny PC (NPI 1104315068, Howell, NJ); Aldad Medical PC (NPI 1174784953, Ann Arbor, MI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2012
## Record status
- **NPPES last updated:** September 16, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1750635132) · Data from the CMS NPPES public registry.