DR. HANNAH MARIE ROOT MD
NPI 1316566110
Family Medicine in Rocky Point, NY
About Dr. Hannah Marie Root Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. HANNAH MARIE ROOT MD (NPI 1316566110) is an individual family medicine provider in Rocky Point, New York, licensed in New York (319827) and active in the NPI registry since April 2020. She is enrolled in Medicare PECOS, is affiliated with John T Mather Memorial Hospital Of Port Jefferson, and is a graduate of State University Of Ny Upstate Medical University (2020).
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
Dr. Hannah Marie Root Md 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 Reassignment
Medicare enrollment records show Hannah Root reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Port Jefferson, NY 11777
- Reassigned Medicare billing, New York enrollment
- 51 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 5
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.
John T Mather Memorial Hospital Of Port Jefferson
Acute Care Hospitals · Port Jefferson, NYSuny/Stony Brook University Hospital
Acute Care Hospitals · Stony Brook, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 11778 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
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
ROCKY POINT, NY 11778
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 Hannah Root's NPI number?
The NPI number for Hannah Root is 1316566110. It was assigned to this individual provider in the NPPES registry on April 11, 2020.
Where is Hannah Root located?
Hannah Root practices at 745 Route 25A Ste A, Rocky Point, NY 11778. The listed phone number is (631) 821-0200.
What is Hannah Root's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Hannah Root enrolled in Medicare?
Yes. Hannah Root 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 organization bills Medicare for Hannah Root's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Hannah Root reassigns Medicare benefits to Harbor View Medical Services PC (Port Jefferson, NY). The 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 Hannah Root's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Hannah Root affiliated with any hospitals?
According to CMS data, Hannah Root is affiliated with John T Mather Memorial Hospital Of Port Jefferson and Suny/Stony Brook University Hospital.
When was this NPI record last updated?
The NPPES record for Hannah Root was last updated on November 6, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.
# Dr. Hannah Marie Root, MD · NPI 1316566110
Family Medicine physician in Rocky Point, New York. Individual provider, active in the CMS NPPES registry since April 11, 2020.
## Identity
- **NPI:** 1316566110 (Entity type: Individual)
- **Enumerated:** April 11, 2020
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** 319827 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 745 ROUTE 25A STE A, Rocky Point, NY 11778-6603
- **Phone:** (631) 821-0200 · **Fax:** (631) 821-5721
## 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:** Harbor View Medical Services PC (NPI 1306631742, Port Jefferson, NY), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** State University Of Ny Upstate Medical University, class of 2020
## Record status
- **NPPES last updated:** November 6, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1316566110) · Data from the CMS NPPES public registry.