ONE ON ONE MEDICAL CARE, P.C.
NPI 1609323351
Family Medicine in Sayville, NY
About One On One Medical Care, P.c. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ONE ON ONE MEDICAL CARE, P.C. (NPI 1609323351) is a healthcare organization registered as a family medicine in Sayville, New York and active in the NPI registry since September 2016. The organization lists Anthony Nicholas Donatelli, President, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
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)
One On One Medical Care, P.c. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
Medicare enrollment records show 1 clinician reassigns Medicare billing to One On One Medical Care, P.C., 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 One On One Medical Care, P.C.'s NPI number?
The NPI number for One On One Medical Care, P.C. is 1609323351. It was assigned to this organization in the NPPES registry on September 9, 2016.
Where is One On One Medical Care, P.C. located?
One On One Medical Care, P.C. is located at 43 Broadway Ave, Sayville, NY 11782. The listed phone number is (631) 603-3770.
What is One On One Medical Care, P.C.'s specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is One On One Medical Care, P.C. enrolled in Medicare?
Yes. One On One Medical Care, P.C. is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through One On One Medical Care, P.C.?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Family Practice) reassigns their Medicare billing to One On One Medical Care, P.C.. 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 One On One Medical Care, P.C. was last updated on March 3, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 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.
# One On One Medical Care, P.c. · NPI 1609323351
Family Medicine organization in Sayville, New York. Organization record, active in the CMS NPPES registry since September 9, 2016.
## Identity
- **NPI:** 1609323351 (Entity type: Organization)
- **Enumerated:** September 9, 2016
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **Organization subpart:** No
- **Authorized official:** Anthony Donatelli, PRESIDENT
## Practice location
- **Address:** 43 BROADWAY AVE, Sayville, NY 11782-1601
- **Phone:** (631) 603-3770 · **Fax:** (631) 251-7020
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 1 clinician (Family Practice) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** March 3, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1609323351) · Data from the CMS NPPES public registry.