DR. NATHANIEL JOHN PARISI MD
NPI 1306473533
Internal Medicine in Hilliard, OH
About Dr. Nathaniel John Parisi Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. NATHANIEL JOHN PARISI MD (NPI 1306473533) is an individual internal medicine provider in Hilliard, Ohio, licensed in Ohio (35.150786) and active in the NPI registry since March 2020. He is enrolled in Medicare PECOS, is affiliated with Ohio State University State Health System, and is a graduate of Rush Medical College Of Rush University (2020).
NPPES Registry Identity
Specialties & Licenses 2
Accepted Insurance
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. Nathaniel John Parisi 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 Reassignments
2Medicare enrollment records show Nathaniel Parisi reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Columbus, OH 43221
- Reassigned Medicare billing, Ohio enrollment
- 303 clinicians in this Medicare group
Columbus, OH 43210
- Reassigned Medicare billing, Ohio enrollment
- 1,230 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Ohio State University State Health System
Acute Care Hospitals · Columbus, OHPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 43026 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 19
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
HILLIARD, OH 43026
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 Nathaniel Parisi's NPI number?
The NPI number for Nathaniel Parisi is 1306473533. It was assigned to this individual provider in the NPPES registry on March 26, 2020.
Where is Nathaniel Parisi located?
Nathaniel Parisi practices at 3691 Ridge Mill Dr, Hilliard, OH 43026. The listed phone number is (614) 293-5123.
What is Nathaniel Parisi's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Nathaniel Parisi enrolled in Medicare?
Yes. Nathaniel Parisi 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 Nathaniel Parisi's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Nathaniel Parisi reassigns Medicare benefits to 2 organizations: Osu General Internal Medicine LLC (Columbus, OH) and Osu Internal Medicine, LLC (Columbus, OH). 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 Nathaniel Parisi's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Nathaniel Parisi accept?
Health plans from Anthem Blue Cross and Blue Shield, Antidote Health Plan of Ohio, Inc., CareSource and Molina Healthcare list Nathaniel Parisi as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Nathaniel Parisi affiliated with any hospitals?
According to CMS data, Nathaniel Parisi is affiliated with Ohio State University State Health System.
When was this NPI record last updated?
The NPPES record for Nathaniel Parisi was last updated on November 14, 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. Nathaniel John Parisi, MD · NPI 1306473533
Internal Medicine physician in Hilliard, Ohio. Individual provider, active in the CMS NPPES registry since March 26, 2020.
## Identity
- **NPI:** 1306473533 (Entity type: Individual)
- **Enumerated:** March 26, 2020
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 35.150786 (Ohio)
- **Sole proprietor:** No
## Practice location
- **Address:** 3691 RIDGE MILL DR, Hilliard, OH 43026-7752
- **Phone:** (614) 293-5123 · **Fax:** (614) 293-4890
## 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): Osu General Internal Medicine LLC (NPI 1689919599, Columbus, OH); Osu Internal Medicine, LLC (NPI 1740231448, Columbus, OH) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Rush Medical College Of Rush University, class of 2020
## Record status
- **NPPES last updated:** November 14, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1306473533) · Data from the CMS NPPES public registry.