MICHELLE BYRNE ANP
NPI 1750769808
Nurse Practitioner - Adult Health in Port Jefferson, NY
About Michelle Byrne Anp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MICHELLE BYRNE ANP (NPI 1750769808) is an individual adult health provider in Port Jefferson, New York, licensed in New York (F307048) and active in the NPI registry since May 2015. She is enrolled in Medicare PECOS, is affiliated with St Charles Hospital, and is a graduate of Other (2014).
NPPES Registry Identity
Specialties & Licenses
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
Michelle Byrne Anp 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
2Medicare enrollment records show Michelle Byrne reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Port Jefferson Station, NY 11777
- Reassigned Medicare billing, New York enrollment
- Also billed through NPI 1467249334 (New York)
- 232 clinicians in this Medicare group
West Sayville, NY 11796
- Reassigned Medicare billing, New York enrollment
- Medicare enrollment name: Chs Physician Partners PC
- 944 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.
Areas of Expertise CMS Part B claims
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
St Charles Hospital
Acute Care Hospitals · Port Jefferson, NYGood Samaritan Hospital Medical Center
Acute Care Hospitals · West Islip, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 11777 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.
PORT JEFFERSON, NY 11777
PORT JEFFERSON, NY 11777
PORT JEFFERSON, NY 11777
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 Michelle Byrne's NPI number?
The NPI number for Michelle Byrne is 1750769808. It was assigned to this individual provider in the NPPES registry on May 9, 2015.
Where is Michelle Byrne located?
Michelle Byrne practices at 75 N Country Rd, Port Jefferson, NY 11777. The listed phone number is (631) 473-1320.
What is Michelle Byrne's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Adult Health, with taxonomy code 363LA2200X.
Is Michelle Byrne enrolled in Medicare?
Yes. Michelle Byrne 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 Michelle Byrne's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Michelle Byrne reassigns Medicare benefits to 2 organizations: John T. Mather Memorial Hospital (Port Jefferson Station, NY) and Chs Physician Partners, P.C (West Sayville, 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 Michelle Byrne's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Michelle Byrne affiliated with any hospitals?
According to CMS data, Michelle Byrne is affiliated with St Charles Hospital and Good Samaritan Hospital Medical Center.
When was this NPI record last updated?
The NPPES record for Michelle Byrne was last updated on May 9, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.
# Michelle Byrne, ANP · NPI 1750769808
Adult Health physician in Port Jefferson, New York. Individual provider, active in the CMS NPPES registry since May 9, 2015.
## Identity
- **NPI:** 1750769808 (Entity type: Individual)
- **Enumerated:** May 9, 2015
- **Primary specialty:** Nurse Practitioner - Adult Health · taxonomy 363LA2200X
- **State license:** F307048 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 75 N COUNTRY RD, Port Jefferson, NY 11777-2119
- **Phone:** (631) 473-1320 · **Fax:** (631) 686-7972
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): John T. Mather Memorial Hospital (NPI 1376642371, Port Jefferson Station, NY); Chs Physician Partners, P.C (NPI 1679823512, West Sayville, NY) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2014
## Record status
- **NPPES last updated:** May 9, 2015
---
Source: [NPI Profile](https://npiprofile.com/npi/1750769808) · Data from the CMS NPPES public registry.