Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. MITCHELL H GRAYSON MD
NPI 1720005267
Pediatrics - Pediatric Allergy/Immunology in Columbus, OH

Q: What is Mitchell Grayson's NPI number?

The NPI number for Mitchell Grayson is 1720005267. It was assigned to this individual provider in the NPPES registry on July 17, 2006.

Q: What is Mitchell Grayson's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Allergy/Immunology, with taxonomy code 2080P0201X.

Q: When was this NPI record last updated?

The NPPES record for Mitchell Grayson was last updated on June 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 53 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.

Active since July 17, 2006PECOS Enrolled

555 S 18TH ST, COLUMBUS, OH 43205(614) 722-6200 Get Directions Write a Review

NPPES record last updated: June 15, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Feb 15, 2022, Mar 16, 2018 (2 updates tracked since 2018).

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About Dr. Mitchell H Grayson Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. MITCHELL H GRAYSON MD (NPI 1720005267) is an individual pediatric allergy/immunology provider in Columbus, Ohio, licensed in Ohio (35128597) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS and maintains 3 additional practice locations.

NPPES Registry Identity

NPI1720005267

Entity TypeIndividualMale

Primary Taxonomy2080P0201X

Provider Legal NameDR. MITCHELL H GRAYSONCredential: MD

Location Address555 S 18TH STColumbus, OH 43205-2654

Mailing Address700 Childrens DrColumbus, OH 43205-2664 · (614) 722-2000

Phone(614) 722-6200

Sole ProprietorYes

Enumeration DateJuly 17, 2006

Last NPPES UpdateJune 15, 20262 updates tracked since enumeration

NPPES CertifiedJune 15, 2026

✔ NPI 1720005267 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPediatrics · Pediatric Allergy/ImmunologyAllopathic & Osteopathic Physicians

Taxonomy Code2080P0201X

License✔ Licensed in OH · 35128597

Definition

A pediatrician who specializes in the diagnosis and treatment of allergies, allergic reactions, and immunologic diseases in children.

Also ListedInternal Medicine · Allergy & ImmunologyTaxonomy 207RA0201X · License 35128597 (OH)

555 S 18TH ST, Columbus, OH 43205

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Secondary Practice Locations 3

Location 17853 Pacer DrDelaware, OH 43015-7571 · Phone (614) 722-6200

Location 24363 All Seasons DrHilliard, OH 43026-2050 · Phone (614) 722-6200

Location 3433 N Cleveland AveWesterville, OH 43082-8095 · Phone (614) 722-6200

Other Identifiers 2

OtherH420330OH · Cgs - Medicare

Medicaid0166454OH

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include CareSource.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Mitchell H Grayson Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

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.

LORIE D HAMIWKA MD

Psychiatry & Neurology (Neurology with Special Qualifications in Child Neurology)