Dr. William I. Zaia, MD
- Hospital affiliations
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2006
- Practice locations
- 2
- Practice address
- 1000 McKinley Park Drive, Marion, OH 43302
- Practice phone
- Call (740) 383-8400
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Zaia's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. William I. Zaia is a neonatologist in Columbus, Ohio
Dr. Zaia practices at OhioHealth Marion General Hospital in Marion, Ohio, part of OhioHealth.
Dr. Zaia's NPI, 1649362500, was assigned on September 29, 2006. Dr. Zaia holds Ohio license 35057377.
- NPI
- 1649362500NPI Registry (opens in a new tab)
- NPI enumeration date
- September 29, 2006
- NPI status
- Active
- Practice phone
- (740) 383-8400
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. William I. Zaia practices in Marion and Columbus
Dr. Zaia's primary practice is OhioHealth Marion General Hospital, at 1000 McKinley Park Drive, Marion, OH 43302 in Marion County. The practice phone is (740) 383-8400. The NPI Registry lists Dr. Zaia's practice address as 700 Children's Dr, Columbus, OH 43205.
- OhioHealth Marion General HospitalPrimary1000 McKinley Park Drive, Marion, OH 43302 · Marion CountyPhone(740) 383-8400
- NPI Registry address700 Children's Dr, Columbus, OH 43205 · Franklin CountyPhone(740) 383-8400
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
Dr. William I. Zaia is affiliated with 1 site of care and 1 medical group
Dr. Zaia's primary practice is OhioHealth Marion General Hospital in Marion, Ohio, part of OhioHealth. The medical group on file is Pediatric Academic Association (PAA).
Sources: Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. William I. Zaia's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Zaia practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| OhioHealth Marion General Hospital | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across OhioHealth and 6.2K+ hospitals, with verified contacts in the same login.
Dr. William I. Zaia is one of 260 neonatologists in Ohio
Neonatal-perinatal medicine is Dr. Zaia's primary specialty in the NPI Registry, under taxonomy code 2080N0001X. Dr. Zaia is licensed in Ohio.
Specialties and state licenses
- Neonatal-perinatal medicine, OhioPrimary
Neonatologists near Dr. Zaia
Counts of neonatologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. William I. Zaia's patients have a median age of 32
Across all payers, Dmand AI patient panel data puts Dr. Zaia's median patient age at 32, with 0% women.
Dr. Zaia's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 32
Patient panel by sex, all payers
- Women0%
- Men100%
Source: Dmand AI Patient Panel Data
Sources for Dr. William I. Zaia's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. William I. Zaia
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. William I. Zaia's NPI number?
Dr. William I. Zaia's NPI number is 1649362500. It was assigned on September 29, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. William I. Zaia?
Dr. William I. Zaia is a neonatologist in Columbus, Ohio. The primary specialty in the NPI Registry is Neonatal-Perinatal Medicine Physician (taxonomy code 2080N0001X).
Where does Dr. William I. Zaia practice?
Dr. Zaia practices at 1000 McKinley Park Drive, Marion, OH 43302. Dr. Zaia also practices at 700 Children's Dr, Columbus, OH 43205. Dr. Zaia's primary practice is OhioHealth Marion General Hospital in Marion, Ohio, part of OhioHealth.
What is Dr. William I. Zaia's office phone number?
The practice phone on file for Dr. Zaia is (740) 383-8400.
What is Dr. William I. Zaia's medical license number?
Dr. Zaia holds Ohio license 35057377.
Which hospitals is Dr. William I. Zaia affiliated with?
Dr. Zaia practices at OhioHealth Marion General Hospital in Marion, Ohio.
What medical group is Dr. William I. Zaia part of?
Dr. Zaia is linked to Pediatric Academic Association (PAA).
How long has Dr. William I. Zaia been practicing?
Dr. Zaia's NPI was assigned in 2006.
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