Individual provider Active NPI

Nathaniel John Parisi, MD

  • Internal Medicine Physician
  • Hilliard, OH
National Provider Identifier
1306473533
Registry record updated Nov 14, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
35.150786 Issued in OH
Practice address
3691 Ridge Mill Dr
Hilliard, OH 43026-7752
Phone
(614) 293-5123
Fax
(614) 293-4890
NPI assigned
Mar 26, 2020
Last updated
Nov 14, 2025By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Nov 14, 2025

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 4

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X 57.249239 OH
Internal Medicine Physician 207R00000X 35.150786 OH Primary
Pediatrics Physician 208000000X 35.150786 OH
Pediatrics Physician 208000000X 57.249239 OH

Addresses

Primary practice location

3691 Ridge Mill Dr
Hilliard, OH 43026-7752

Mailing address

700 Ackerman Rd Ste 2120
Columbus, OH 43202-1559
Phone (614) 293-5123

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in OH
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: Yes
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20240627000206 OH Practitioner - Internal MedicinePractitioner - Pediatric Medicine 9931521309 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Internal MedicineAlso: Pediatric Medicine
Education
Rush Medical College of Rush University, 2020
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Osu General Internal Medicine LLCGroup PAC ID 7517103955, 270 clinicians
Osu Internal Medicine LLCGroup PAC ID 5496651408, 1,141 clinicians

Practice addresses (Care Compare)

3691 Ridge Mill Dr
Hilliard, OH 43026-7752
Phone (614) 688-9220

3900 Stoneridge LN
Dublin, OH 43017-2288
Phone (614) 366-5001

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
35.150786OHMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Osu General Internal Medicine LLC Internal Medicine CurrentSince Jun 1, 2024 Accepting new patients
Osu Internal Medicine, LLC Internal Medicine CurrentSince Oct 1, 2025 Accepting new patients
Ohio State University Hospitals Past Accepting new patients

Locations

1405 S High St
Columbus, OH 43207
Phone (614) 293-3330

2050 Kenny Rd
Columbus, OH 43221
Phone (614) 293-8054

700 Ackerman Rd
Ste 2120
Columbus, OH 43202

3900 Stoneridge Ln
Dublin, OH 43017
Phone (614) 366-5001

3691 Ridge Mill Dr
Hilliard, OH 43026
Phone (614) 685-3333

Interoperability endpoints

  • Direct secure messaging: nathaniel.parisi.1@19221.direct.athenahealth.com
  • Direct secure messaging: nparisi856897@direct.osumc.edu

Organizations & group practices 3

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

Hospital & facility affiliations 4

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1585180800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1763078400000",
    "number": "1306473533",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "700 ACKERMAN RD STE 2120",
            "city": "COLUMBUS",
            "state": "OH",
            "postal_code": "432021559",
            "telephone_number": "614-293-5123",
            "fax_number": "614-293-4890"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3691 RIDGE MILL DR",
            "city": "HILLIARD",
            "state": "OH",
            "postal_code": "430267752",
            "telephone_number": "614-293-5123",
            "fax_number": "614-293-4890"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "PARISI",
        "first_name": "NATHANIEL",
        "middle_name": "JOHN",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2020-03-26",
        "last_updated": "2025-11-14",
        "certification_date": "2025-11-14",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "OH",
            "license": "57.249239",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "OH",
            "license": "35.150786",
            "primary": true
        },
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "OH",
            "license": "35.150786",
            "primary": false
        },
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "OH",
            "license": "57.249239",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Hilliard, OH

Sources for this page

Verify at the official NPI Registry.