STEPHEN U. HARRIS, MD PLLC
NPI 1558405662
Surgery - Plastic and Reconstructive Surgery in West Islip, NY
About Stephen U. Harris, Md Pllc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
STEPHEN U. HARRIS, MD PLLC (NPI 1558405662) is a healthcare organization registered as a plastic and reconstructive surgery in West Islip, New York and active in the NPI registry since February 2007. The organization lists Stephen U Harris, Owner, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 2
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment, revalidation and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Stephen U. Harris, Md Pllc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Revalidation Due Date
Revalidation due by January 31, 2027
Medicare-enrolled providers and suppliers confirm their enrollment information with CMS on a set cycle, every 5 years for most and every 3 years for medical equipment suppliers. CMS sets the due date for each enrollment.
Clinicians Billing Medicare Through This Organization
Medicare enrollment records show 1 clinician reassigns Medicare billing to Stephen U. Harris, MD PLLC, which bills Medicare for the services this clinician delivers.
Clinician (1)
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
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 Stephen U. Harris, MD PLLC's NPI number?
The NPI number for Stephen U. Harris, MD PLLC is 1558405662. It was assigned to this organization in the NPPES registry on February 20, 2007.
Where is Stephen U. Harris, MD PLLC located?
Stephen U. Harris, MD PLLC is located at 500 Montauk Hwy Suite H, West Islip, NY 11795. The listed phone number is (631) 422-9100.
What is Stephen U. Harris, MD PLLC's specialty?
The primary specialty registered for this NPI is Surgery, specializing in Plastic and Reconstructive Surgery, with taxonomy code 2086S0122X.
Is Stephen U. Harris, MD PLLC enrolled in Medicare?
Yes. Stephen U. Harris, MD PLLC is registered in the Medicare PECOS enrollment system.
When is Stephen U. Harris, MD PLLC's Medicare revalidation due?
According to the CMS Revalidation Due Date List (October 2026 release), the Medicare Non-DME Part B enrollment for this organization (New York, Clinic/Group Practice) is due for revalidation by January 31, 2027. Medicare providers and suppliers revalidate their enrollment every 5 years, and medical equipment suppliers every 3 years. Confirm current requirements with your Medicare Administrative Contractor.
How many clinicians bill Medicare through Stephen U. Harris, MD PLLC?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (General Surgery) reassigns their Medicare billing to Stephen U. Harris, MD PLLC. 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.
When was this NPI record last updated?
The NPPES record for Stephen U. Harris, MD PLLC was last updated on July 19, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.
# Stephen U. Harris, Md Pllc · NPI 1558405662
Plastic and Reconstructive Surgery organization in West Islip, New York. Organization record, active in the CMS NPPES registry since February 20, 2007.
## Identity
- **NPI:** 1558405662 (Entity type: Organization)
- **Enumerated:** February 20, 2007
- **Primary specialty:** Surgery - Plastic and Reconstructive Surgery · taxonomy 2086S0122X
- **Organization subpart:** No
- **Authorized official:** Stephen Harris, OWNER
## Practice location
- **Address:** 500 MONTAUK HWY, SUITE H, West Islip, NY 11795-4418
- **Phone:** (631) 422-9100 · **Fax:** (631) 422-2411
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Medicare revalidation due:** January 31, 2027 (Non-DME Part B, New York, Clinic/Group Practice) · CMS Revalidation Due Date List, October 2026 release
- **Clinicians billing through this organization:** 1 clinician (General Surgery) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 19, 2007
- **Other identifiers:** Medicare PIN 10Y762 (NY); Medicare UPIN G35141 (NY)
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Source: [NPI Profile](https://npiprofile.com/npi/1558405662) · Data from the CMS NPPES public registry.