Individual provider Active NPI

Mitchell H Grayson, MD

  • Pediatric Allergy/Immunology Physician
  • Columbus, OH
National Provider Identifier
1720005267
Registry record updated Jun 15, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Pediatric Allergy/Immunology PhysicianTaxonomy code 2080P0201X
License
35128597 Issued in OH
Practice address
555 S 18TH St
Columbus, OH 43205-2654
Phone
(614) 722-6200
NPI assigned
Jul 17, 2006
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jun 15, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Allergy & Immunology (Internal Medicine) Physician 207RA0201X 35128597 OH
Pediatric Allergy/Immunology Physician 2080P0201X 35128597 OH Primary

Addresses

Primary practice location

555 S 18TH St
Columbus, OH 43205-2654

Mailing address

700 Childrens Dr
Columbus, OH 43205-2664
Phone (614) 722-2000

Other practice location 1

7853 Pacer Dr
Delaware, OH 43015-7571
Phone (614) 722-6200

Other practice location 2

4363 All Seasons Dr
Hilliard, OH 43026-2050
Phone (614) 722-6200

Other practice location 3

433 N Cleveland Ave
Westerville, OH 43082-8095
Phone (614) 722-6200

Other identifiers 2

IdentifierTypeStateIssuer
H420330OtherOHCGS - MEDICARE
0166454MedicaidOH

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
I20160809000964 OH Practitioner - Allergy/ImmunologyPractitioner - Pediatric Medicine 1355419995 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Allergy/ImmunologyAlso: Pediatric Medicine
Education
University of Chicago, Pritzker School of Medicine, 1993
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Pediatric Academic Association, Inc.Group PAC ID 2961306774, 252 clinicians

Practice addresses (Care Compare)

700 Children'S Dr
Columbus, OH 43205-2664
Phone (614) 722-4579

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
35128597OHMDPediatric Allergy/Immunology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Nationwide Children'S Hospital CurrentSince Sep 2, 2024 Accepting new patients
Pediatric Academic Association, Inc. CurrentSince Aug 1, 2016 Accepting new patients
Nationwide Children'S Hospital CurrentSince Sep 2, 2024 Accepting new patients

Locations

Dept 781629
Detroit, MI 48278

700 Childrens Dr
Columbus, OH 43205
Phone (614) 722-4411

555 S 18th St
Columbus, OH 43205
Phone (614) 722-4554

Dept L289
Columbus, OH 43260

1 Childrens Plz
Dayton, OH 45404
Phone (937) 641-3600

7853 Pacer Dr
Delaware, OH 43015
Phone (614) 355-7900

4363 All Seasons Dr
Hilliard, OH 43026
Phone (614) 355-5900

433 N Cleveland Ave
Westerville, OH 43082
Phone (614) 355-8300

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 and National Provider Directory roles.

NPI Registry JSON

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

{
    "created_epoch": "1153094400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1781481600000",
    "number": "1720005267",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "700 CHILDRENS DR",
            "city": "COLUMBUS",
            "state": "OH",
            "postal_code": "432052664",
            "telephone_number": "614-722-2000"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "555 S 18TH ST",
            "city": "COLUMBUS",
            "state": "OH",
            "postal_code": "432052654",
            "telephone_number": "614-722-6200"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "7853 Pacer Dr",
            "address_purpose": "LOCATION",
            "city": "Delaware",
            "state": "OH",
            "postal_code": "430157571",
            "country_code": "US",
            "telephone_number": "614-722-6200",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "4363 All Seasons Dr",
            "address_purpose": "LOCATION",
            "city": "Hilliard",
            "state": "OH",
            "postal_code": "430262050",
            "country_code": "US",
            "telephone_number": "614-722-6200",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "433 N Cleveland Ave",
            "address_purpose": "LOCATION",
            "city": "Westerville",
            "state": "OH",
            "postal_code": "430828095",
            "country_code": "US",
            "telephone_number": "614-722-6200",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "GRAYSON",
        "first_name": "MITCHELL",
        "middle_name": "H",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2006-07-17",
        "last_updated": "2026-06-15",
        "certification_date": "2026-06-15",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RA0201X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Allergy & Immunology",
            "state": "OH",
            "license": "35128597",
            "primary": false
        },
        {
            "code": "2080P0201X",
            "taxonomy_group": "",
            "desc": "Pediatrics, Pediatric Allergy/Immunology",
            "state": "OH",
            "license": "35128597",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "CGS - MEDICARE",
            "identifier": "H420330",
            "state": "OH"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "0166454",
            "state": "OH"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Columbus, OH

Sources for this page

Verify at the official NPI Registry.