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NPISignal

Individual Healthcare Provider

Hannah Lynn Hays, MD

NPI Record: ActiveEmergency Medicine — Medical Toxicology
NPI1033374970
Columbus, Ohio

Provider's NPPES record last updated: June 15, 2026

Overview

Entity Type
Individual Healthcare Provider
NPI
1033374970
Primary Specialty
Emergency Medicine — Medical Toxicology
Practice Location
Columbus, Ohio
Sole Proprietor
No

Federal Screening

NPISignal checked this NPI against federal exclusion sources. Results below are based on the NPI number itself — an identifier match, not a name match.

List of Excluded Individuals/Entities (LEIE)

HHS Office of Inspector General

No potential match identified

No potential match was identified in NPISignal's indexed List of Excluded Individuals/Entities (LEIE) records as of 2026-09-10.

Source data
September 10, 2026
Records indexed
84,001
Screened
Sep 18, 2026, 9:42 AM UTC

This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.

SAM.gov Exclusions

U.S. General Services Administration

Not checked

SAM.gov Exclusions was not checked.

SAM.gov screening is not configured on this deployment. No SAM check has been performed.

Screened
Not checked

This is an NPI-based check only. NPISignal does not publish name-based exclusion matches on a provider profile. A shared or similar name is a lead that requires human review, not an identification, and this page is not the place to make one. Run a name-based screening below to see potential matches with the reasons for each.

This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.

Run a name-based screening

Searches OIG LEIE and SAM.gov by name and reviews every potential match.

Specialties & Taxonomies

  • Emergency Medicine

    Medical Toxicology

    Allopathic & Osteopathic Physicians

    Primary

    Medical toxicologists are physicians who specialize in the prevention, evaluation, treatment and monitoring of injury and illness from exposures to drugs and chemicals, as well as biological and radiological agents. Medical toxicologists care for people in clinical, academic, governmental and public health settings, and provide poison control center leadership. Important areas of medical toxicology include acute drug poisoning, adverse drug events, drug abuse, addiction and withdrawal, chemicals and hazardous materials, terrorism preparedness, venomous bites and stings and environmental and workplace exposures.

    Taxonomy code 207PT0002X
  • Emergency Medicine

    Allopathic & Osteopathic Physicians

    An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.

    Taxonomy code 207P00000X
  • Pediatrics

    Medical Toxicology

    Allopathic & Osteopathic Physicians

    Medical toxicologists are physicians that specialize in the prevention, evaluation, treatment and monitoring of injury and illness from exposures to drugs and chemicals, as well as biological and radiological agents. Medical toxicologists care for people in clinical, academic, governmental and public health settings, and provide poison control center leadership. Important areas of medical toxicology include acute drug poisoning, adverse drug events, drug abuse, addiction and withdrawal, chemicals and hazardous materials, terrorism preparedness, venomous bites and stings, and environmental and workplace exposures.

    Taxonomy code 2080T0002X

Provider-Reported License Information

Emergency Medicine (Ohio)
35097567
Emergency Medicine (Ohio)
35.097567
Pediatrics (Ohio)
35.097567
License numbers are reported by the provider to NPPES and are not independently verified by NPISignal against any state licensing board. Confirm current license status directly with the issuing state board.

Practice Locations

Practice Location

555 S 18th St

Columbus, Ohio 43205-2654

Phone: (614) 722-6200

Additional Practice Location

100 Colemans Xing

Marysville, Ohio 43040-7080

Phone: (937) 578-7600

Additional Practice Location

433 N Cleveland Ave

Westerville, Ohio 43082-8095

Phone: (614) 355-8300

Additional Practice Location

4363 All Seasons Dr Ste 100

Hilliard, Ohio 43026-2050

Phone: (614) 355-5900

Additional Practice Location

6435 E Broad St

Columbus, Ohio 43213-1507

Phone: (614) 355-8100

Additional Practice Location

7450 Hospital Dr Ste 100

Dublin, Ohio 43016-8364

Phone: (614) 355-7000

Additional Practice Location

7901 Diley Rd Ste 150

Canal Winchester, Ohio 43110-9613

Phone: (614) 355-9050

Additional Practice Location

1654 Upham Dr

167 Means Hall

Columbus, Ohio 43210-1250

Phone: (614) 293-3551

Fax: (614) 293-3124

Additional Practice Location

1350 Stringtown Rd

Grove City, Ohio 43123-9743

Phone: (614) 722-2000

Record Information

Enumeration Date
July 21, 2008
Provider's NPPES Record Last Updated
June 15, 2026
Certification Date
June 15, 2026
NPISignal NPPES Dataset
August 2026

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