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ONSY S AYAD MD
NPI 1487650230
Pediatrics - Pediatric Critical Care Medicine in Columbus, OH

Active since June 27, 2005PECOS EnrolledAccepts Medicare Assignment
700 CHILDREN'S DRIVE, COLUMBUS, OH 43205(614) 722-3437(614) 722-3443 Get Directions Write a Review

NPPES record last updated: May 6, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: May 6, 2026, Jan 23, 2020, Jan 21, 2016 (3 updates tracked since 2016).

About Onsy S Ayad Md NPPES

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

ONSY S AYAD MD (NPI 1487650230) is an individual pediatric critical care medicine provider in Columbus, Ohio, licensed in Ohio (35074808) and active in the NPI registry since June 2005. He is enrolled in Medicare PECOS, is affiliated with Nationwide Children's Hospital, and is a graduate of Other (1983).

NPPES Registry Identity

NPI1487650230
Entity TypeIndividualMale
Primary Taxonomy2080P0203X
Provider Legal NameONSY S AYADCredential: MD
Location Address700 CHILDREN'S DRIVEColumbus, OH 43205-2664
Mailing Address700 Children's DriveColumbus, OH 43205-2664 · (614) 722-3437 · Fax (614) 722-3443
Phone(614) 722-3437
Fax(614) 722-3443
Sole ProprietorNo
Medical School CMSOtherGraduated 1983
Enumeration DateJune 27, 2005
Last NPPES UpdateMay 6, 20263 updates tracked since enumeration
NPPES CertifiedMay 6, 2026
✔ NPI 1487650230 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 4

★ Primary SpecialtyPediatrics · Pediatric Critical Care MedicineAllopathic & Osteopathic Physicians
Taxonomy Code2080P0203X
License✔ Licensed in OH · 35074808
Definition
A pediatrician expert in advanced life support for children from the term or near-term neonate to the adolescent. This competence extends to the critical care management of life-threatening organ system failure from any cause in both medical and surgical patients and to the support of vital physiological functions. This specialist may have administrative responsibilities for intensive care units and also facilitates patient care among other specialists.
Also ListedAnesthesiologyTaxonomy 207L00000X · License 35.074808 (OH)
Also ListedAnesthesiology · Critical Care MedicineTaxonomy 207LC0200X · License 35.074808 (OH)
Also ListedPediatricsTaxonomy 208000000X · License 35074808 (OH)
700 CHILDREN'S DRIVE, Columbus, OH 43205
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Other Identifiers 3

Medicaid6701235WV
Medicaid2091623OH
Medicaid64961444KY

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include CareSource, Molina Healthcare.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

Onsy S Ayad 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.

PECOS PAC ID7719010503
PECOS Enrollment IDI20100730000239
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.

Medicare Billing Reassignments

2

Medicare enrollment records show Onsy Ayad reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Nationwide Children's Hospital
Same address
Multi-Specialty
700 CHILDRENS DR
Columbus, OH 43205
  • Reassigned Medicare billing, Ohio enrollment
  • 976 clinicians in this Medicare group
NPI 1851179873 (614) 722-2055
Pediatric Academic Association, Inc.
Same address
Pediatrics
700 CHILDRENS DR
Columbus, OH 43205
  • Reassigned Medicare billing, Ohio enrollment
  • 1,246 clinicians in this Medicare group
NPI 1063419943 (614) 722-4579

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.

Nationwide Children's Hospital

Childrens · Columbus, OH
OwnershipVoluntary non-profit - Private
CMS Certification Number363305
Location700 Children's DriveColumbus, OH 43205 · Franklin County
Emergency services

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.

DR. NICOLE FORTIER OBRIEN MD
Pediatrics (Pediatric Critical Care Medicine)
700 CHILDREN'S DRIVE
COLUMBUS, OH 43205
Franklin County (614) 722-3437
GARY A SMITH MD
Pediatrics (Pediatric Emergency Medicine)
700 CHILDREN'S DRIVE
COLUMBUS, OH 43205
Franklin County (614) 355-2758
REBECCA A BUSH CRNA
Nurse Anesthetist, Certified Registered
700 CHILDREN'S DRIVE, SECTION OF ANESTHESIOLOGY
COLUMBUS, OH 43205
Franklin County (614) 722-4200
MINDY M. JACQUES M.D.
Pediatrics (Pediatric Emergency Medicine)
700 CHILDREN'S DRIVE
COLUMBUS, OH 43205
Franklin County (614) 722-4384
AMY MICHELE ARNETT MD
Pediatrics (Pediatric Emergency Medicine)
700 CHILDREN'S DRIVE
COLUMBUS, OH 43205
Franklin County (614) 722-4867
JAMES THADDEUS NAPRAWA MD
Pediatrics (Pediatric Emergency Medicine)
700 CHILDREN'S DRIVE
COLUMBUS, OH 43205
Franklin County (614) 722-4867
DR. SUSAN IRENE COLACE MD
Pediatrics (Pediatric Hematology-Oncology)
700 CHILDREN'S DRIVE
COLUMBUS, OH 43205
Franklin County (614) 722-3552
DR. ELIZABETH ANN ZMUDA D.O.
Pediatrics
700 CHILDREN'S DRIVE
COLUMBUS, OH 43205
Franklin County (614) 722-4867

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 Onsy Ayad's NPI number?

The NPI number for Onsy Ayad is 1487650230. It was assigned to this individual provider in the NPPES registry on June 27, 2005.

Where is Onsy Ayad located?

Onsy Ayad practices at 700 Children's Drive, Columbus, OH 43205. The listed phone number is (614) 722-3437.

What is Onsy Ayad's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Critical Care Medicine, with taxonomy code 2080P0203X.

Is Onsy Ayad enrolled in Medicare?

Yes. Onsy Ayad 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 Onsy Ayad's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Onsy Ayad reassigns Medicare benefits to 2 organizations: Nationwide Children's Hospital (Columbus, OH) and Pediatric Academic Association, Inc. (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 Onsy Ayad's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Onsy Ayad accept?

Health plans from CareSource and Molina Healthcare list Onsy Ayad 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 Onsy Ayad affiliated with any hospitals?

According to CMS data, Onsy Ayad is affiliated with Nationwide Children's Hospital.

When was this NPI record last updated?

The NPPES record for Onsy Ayad was last updated on May 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.