MARISSA CANTWELL HILL FNP-C
NPI 1851013791
Nurse Practitioner - Family in New York, NY
About Marissa Cantwell Hill Fnp-c NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARISSA CANTWELL HILL FNP-C (NPI 1851013791) is an individual family provider in New York, New York, licensed in South Carolina (26606) and active in the NPI registry since September 2022. She is enrolled in Medicare PECOS, maintains 3 additional practice locations, and is a graduate of Medical University Of South Carolina College Of Medicine (2023).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 3
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
Marissa Cantwell Hill Fnp-c 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 Marissa Hill reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Irmo, SC 29063
- Reassigned Medicare billing, South Carolina enrollment
- Medicare enrollment name: South Carolina Internal Medicine Associates And Rehabilitation LLC
- 28 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 10006 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.
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 Marissa Hill's NPI number?
The NPI number for Marissa Hill is 1851013791. It was assigned to this individual provider in the NPPES registry on September 16, 2022.
Where is Marissa Hill located?
Marissa Hill practices at 165 Broadway Fl 23, New York, NY 10006. The listed phone number is (888) 731-8994.
What is Marissa Hill's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Marissa Hill enrolled in Medicare?
Yes. Marissa Hill 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 Marissa Hill's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Marissa Hill reassigns Medicare benefits to South Carolina Internal Medicine Associates And Rehabilitation,l.L.C. (Irmo, SC). 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 Marissa Hill's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Marissa Hill was last updated on September 3, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 48 days 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.
# Marissa Cantwell Hill, FNP-C · NPI 1851013791
Family physician in New York, New York. Individual provider, active in the CMS NPPES registry since September 16, 2022.
## Identity
- **NPI:** 1851013791 (Entity type: Individual)
- **Enumerated:** September 16, 2022
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** 26606 (South Carolina)
- **Sole proprietor:** No
## Practice location
- **Address:** 165 BROADWAY FL 23, New York, NY 10006-1452
- **Phone:** (888) 731-8994
## 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:** South Carolina Internal Medicine Associates And Rehabilitation,l.L.C. (NPI 1760483382, Irmo, SC), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Medical University Of South Carolina College Of Medicine, class of 2023
## Record status
- **NPPES last updated:** September 3, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1851013791) · Data from the CMS NPPES public registry.