LYNN O'CONNOR PHYSICIAN P.C.
NPI 1548735970
Colon & Rectal Surgery in Huntington, NY
About Lynn O'connor Physician P.c. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
LYNN O'CONNOR PHYSICIAN P.C. (NPI 1548735970) is a healthcare organization registered as a colon & rectal surgery in Huntington, New York and active in the NPI registry since October 2018. The organization maintains a secondary practice location in Rockville Centre and lists Lynn M Oconnor, Owner, as its authorized official.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Lynn O'connor Physician P.c. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
3Medicare enrollment records show 3 clinicians reassign Medicare billing to Lynn O'connor Physician P.C., which bills Medicare for the services they deliver. Of these, 2 practice at this address. They are listed nearest first.
Clinicians, nearest first (3)
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 Lynn O'connor Physician P.C.'s NPI number?
The NPI number for Lynn O'connor Physician P.C. is 1548735970. It was assigned to this organization in the NPPES registry on October 12, 2018.
Where is Lynn O'connor Physician P.C. located?
Lynn O'connor Physician P.C. is located at 380 Park Ave, Huntington, NY 11743. The listed phone number is (631) 350-6277.
What is Lynn O'connor Physician P.C.'s specialty?
The primary specialty registered for this NPI is Colon & Rectal Surgery with taxonomy code 208C00000X.
Is Lynn O'connor Physician P.C. enrolled in Medicare?
Yes. Lynn O'connor Physician P.C. is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Lynn O'connor Physician P.C.?
According to the CMS Revalidation Reassignment List (October 2026 release), 3 clinicians reassign their Medicare billing to Lynn O'connor Physician P.C., in Colorectal Surgery (Proctology) and Nurse Practitioner. 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. Of these, 2 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Lynn O'connor Physician P.C. was last updated on March 19, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Lynn O'connor Physician P.c. · NPI 1548735970
Colon & Rectal Surgery organization in Huntington, New York. Organization record, active in the CMS NPPES registry since October 12, 2018.
## Identity
- **NPI:** 1548735970 (Entity type: Organization)
- **Enumerated:** October 12, 2018
- **Primary specialty:** Colon & Rectal Surgery · taxonomy 208C00000X
- **Organization subpart:** No
- **Authorized official:** Lynn Oconnor, OWNER
## Practice location
- **Address:** 380 PARK AVE, Huntington, NY 11743-2869
- **Phone:** (631) 350-6277 · **Fax:** (631) 350-2966
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 3 clinicians in 2 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Nurse Practitioner (2), Colorectal Surgery (Proctology) (1); 2 practice at this address · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** March 19, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1548735970) · Data from the CMS NPPES public registry.