Dr. William I. Zaia
Dr. William I. Zaia
Last updated: Feb 6, 2026

Dr. William I. Zaia

  • Gender: Male
  • Experience: 53 years
  • Sole propriator: No
  • NPI: 1649362500

Dr. William I. Zaia MD

Pediatrician

He is located at 1000 Mckinley Park Drive in Marion, OH 43302. Can help patients with the following: Bee and Wasp Stings, Childhood Obesity, Down Syndrome, Fever, Hives, Noonan Syndrome. His National Provider Identifier (NPI) number is 1649362500. Appointment can be made via the phone number (740) 383-8400.

Conditions treated

Dr. William I. Zaia, being an pediatrician, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Dr. William I. Zaia.

  • Abdominal Pain
  • Allergic Reaction
  • Anemia
  • Anencephaly
  • Asthma
  • Autism
  • Bee and Wasp Stings
  • Birth Defects
  • Bronchitis
  • Cerebral Palsy (CP)
  • Childhood Behavioral and Emotional Disorders
  • Childhood Obesity
  • Chronic Cough
  • Cleft Palate and Cleft Lip
  • Colic
  • Common Cold
  • Croup
  • Developmental Delays
  • Down Syndrome
  • Dyslexia
  • Eczema
  • Edwards Syndrome
  • Enuresis
  • Fetal Alcohol Syndrome (FAS)
  • Fever
  • Food Poisoning
  • Fragile X Syndrome (FXS)
  • General Care
  • Hay Fever
  • Head Lice
  • Headache
  • Hives
  • Infant Care
  • Influenza
  • Jaundice
  • Kawasaki Disease
  • Learning Disability
  • Migraine
  • Muscular Dystrophy
  • Nausea and Vomiting
  • Noonan Syndrome
  • Parenting
  • Pervasive Developmental Disorders (PDD)
  • Phenylketonuria (PKU)
  • Pinworm Infection
  • Prescription Refill
  • Reye Syndrome
  • Rickets
  • Sinusitis
  • Skin Rash
  • Sore Throat
  • Speech Disorders
  • Stuttering
  • Sudden Infant Death Syndrome (SIDS)
  • Tourette Syndrome
  • Turner Syndrome
  • Upper Respiratory Infection (URI)
  • Urinary Tract Infection (UTI)
  • Williams Syndrome
  • Wilson-Turner Syndrome

ACA Marketplace (Obamacare/HealthCare.gov) plan networks

Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. William I. Zaia as in-network for the following 2026 plans.

Health plans

Antidote Health Plan of Ohio, Inc.

Network data as of Nov 9, 2025, as reported by the insurer.

Show all 15 plans from Antidote Health Plan of Ohio, Inc.
Antidote Health Plan of Ohio, Inc. plans
Plan Plan type Network tier New patients
Bronze Complete 4 $0 Tier-1 PCP Visits, $0 Antidote 24/7 Virtual PCP/Urg/Chronic Care, $0 Core Rx HMO · Expanded Bronze Tierone Not accepting new patients
Bronze Complete+Dental 4 $0 Tier-1 PCP Visits, $0 Antidote 24/7 Virtual PCP/Urg/Chronic Care, $0 Core Rx HMO · Expanded Bronze Tierone Not accepting new patients
Bronze Elite 4 $0 Tier-1 PCP Visits, $0 Antidote 24/7 Virtual PCP/Urg/Chronic Care/Referred Labs, $0 Advanced Rx HMO · Expanded Bronze Tierone Not accepting new patients
Bronze Elite+Dental 4 $0 Tier-1 PCP Visits, $0 Antidote 24/7 Virtual PCP/Urg/Chronic Care/Referred Labs, $0 Advanced Rx HMO · Expanded Bronze Tierone Not accepting new patients
Bronze Standard HMO · Expanded Bronze Tierone Not accepting new patients
Gold Complete 4 $0 Tier-1 PCP Visits, $0 Antidote 24/7 Virtual PCP/Urg/Chronic Care, $0 Core Rx HMO · Gold Tierone Not accepting new patients
Gold Complete+Dental 4 $0 Tier-1 PCP Visits, $0 Antidote 24/7 Virtual PCP/Urg/Chronic Care, $0 Core Rx HMO · Gold Tierone Not accepting new patients
Gold Elite 4 $0 Tier-1 PCP Visits, $0 Antidote 24/7 Virtual PCP/Urg/Chronic Care/Referred Labs, $0 Advanced Rx HMO · Gold Tierone Not accepting new patients
Gold Elite+Dental 4 $0 Tier-1 PCP Visits, $0 Antidote 24/7 Virtual PCP/Urg/Chronic Care/Referred Labs, $0 Advanced Rx HMO · Gold Tierone Not accepting new patients
Gold Standard HMO · Gold Tierone Not accepting new patients
Silver Complete 4 $0 Tier-1 PCP Visits, $0 Antidote 24/7 Virtual PCP/Urg/Chronic Care, $0 Core Rx HMO · Silver Tierone Not accepting new patients
Silver Complete+Dental 4 $0 Tier-1 PCP Visits, $0 Antidote 24/7 Virtual PCP/Urg/Chronic Care, $0 Core Rx HMO · Silver Tierone Not accepting new patients
Silver Elite 4 $0 Tier-1 PCP Visits, $0 Antidote 24/7 Virtual PCP/Urg/Chronic Care/Referred Labs, $0 Advanced Rx HMO · Silver Tierone Not accepting new patients
Silver Elite+Dental 4 $0 Tier-1 PCP Visits, $0 Antidote 24/7 Virtual PCP/Urg/Chronic Care/Referred Labs, $0 Advanced Rx HMO · Silver Tierone Not accepting new patients
Silver Standard HMO · Silver Tierone Not accepting new patients

CareSource

Network data as of Sep 15, 2026, as reported by the insurer.

Show all 21 plans from CareSource
CareSource plans
Plan Plan type Network tier New patients
Bronze 7500 $25 Generic Drugs HMO · Expanded Bronze Preferred Accepting new patients
Bronze 7500 $25 Generic Drugs + Adult Vision & Fitness HMO · Expanded Bronze Preferred Accepting new patients
Core Gold 1500 $10 Generic Drugs HMO · Gold Preferred Accepting new patients
Core Gold 1500 $10 Generic Drugs + Adult Vision & Fitness HMO · Gold Preferred Accepting new patients
Diabetes Gold 3000 $0 Chronic Care Drugs & Services HMO · Gold Preferred Accepting new patients
Diabetes Gold 3000 $0 Chronic Care Drugs & Services + Adult Vision & Fitness HMO · Gold Preferred Accepting new patients
Diabetes Silver 5000 $0 Chronic Care Drugs & Services HMO · Silver Preferred Accepting new patients
Diabetes Silver 5000 $0 Chronic Care Drugs & Services + Adult Vision & Fitness HMO · Silver Preferred Accepting new patients
Gold 2000 $15 Generic Drugs HMO · Gold Preferred Accepting new patients
Gold 2000 $15 Generic Drugs + Adult Vision & Fitness HMO · Gold Preferred Accepting new patients
HDHP Preventive Silver 5500 $0 Chronic Care Drugs HMO · Silver Preferred Accepting new patients
Healthy Heart Gold 3000 $0 Chronic Care Drugs & Services HMO · Gold Preferred Accepting new patients
Healthy Heart Gold 3000 $0 Chronic Care Drugs & Services + Adult Vision & Fitness HMO · Gold Preferred Accepting new patients
Healthy Heart Silver 5000 $0 Chronic Care Drugs & Services HMO · Silver Preferred Accepting new patients
Healthy Heart Silver 5000 $0 Chronic Care Drugs & Services + Adult Vision & Fitness HMO · Silver Preferred Accepting new patients
Low Premium Bronze 10600 $25 Generic Drugs HMO · Expanded Bronze Preferred Accepting new patients
Low Premium Bronze 10600 $25 Generic Drugs + Adult Vision & Fitness HMO · Expanded Bronze Preferred Accepting new patients
Low Premium Silver 6200 $3 Generic Drugs HMO · Silver Preferred Accepting new patients
Low Premium Silver 6200 $3 Generic Drugs + Adult Vision & Fitness HMO · Silver Preferred Accepting new patients
Silver 6000 $20 Generic Drugs HMO · Silver Preferred Accepting new patients
Silver 6000 $20 Generic Drugs + Adult Vision & Fitness HMO · Silver Preferred Accepting new patients

This covers ACA Marketplace plans only, as reported by each insurer. It does not include employer, Medicare Advantage, or state-run exchange plans, and a plan missing from this list does not mean Dr. William I. Zaia is out of network. Insurer directories can be out of date, so always confirm with the insurer and the office before your visit.

Insurance information looks wrong? Let us know

Medicare Enrollment

Dr. William I. Zaia is enrolled to bill Medicare as a Practitioner - Pediatric Medicine (also registered under: Practitioner - Other (physician)) .

Bills through: Pediatric Academic Association, Inc.

Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.

Looking for more Pediatricians?

There are 7 other pediatricians in this region.

Dr. Martie John Gravitt
  • Gender: Male
  • Address: 169 West High Street Mount Gilead, 43338, OH
Dr. Sudesh S. Reddy
  • Gender: Male
  • Address: Marion 402 South State Street Marion, 43302, OH
Dr. Syed Azim Bukhari
  • Gender: Male
  • Address: Suite A 1073 Harding Memorial Parkway Marion, 43302, OH
Dr. Leonard J. Janchar
  • Gender: Male
  • Address: 181 South Main Street Marion, 43302, OH
Dr. Richard Jonah Flaksman
  • Gender: Male
  • Address: 1040 Delaware Avenue Marion, 43302, OH
Dr. Anthony John Caeton
  • Gender: Male
  • Address: 809 82nd Parkway Myrtle Beach, 29572, SC
Dr. Jackie Lee Quach
  • Gender: Female
  • Address: 1040 Delaware Avenue Marion, 43302, OH
Dr. Elizabeth Ann Roseberry
  • Gender: Female
  • Address: 1446 Eagle Pass Drive Marion, 43302, OH

Questions & Answers

What conditions does Dr. William I. Zaia treat?

Dr. William I. Zaia provides treatment for Bee and Wasp Stings, Childhood Obesity, Down Syndrome, Fever, Hives, Noonan Syndrome. For the full list see this list.

Does Dr. William I. Zaia accept patients with Antidote Health Plan of Ohio, Inc.?

Yes, Dr. William I. Zaia is listed in-network for Antidote Health Plan of Ohio, Inc. through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.

Where can you meet with Dr. William I. Zaia?

Dr. William I. Zaia's office is located at 1000 Mckinley Park Drive in Marion, OH 43302.