William C. Clark III, LPC
- Hospital affiliations
- 1
- State license
- 1
- Year NPI issued
- 2025
- Practice address
- 1044 Belmont Avenue, Youngstown, OH 44501
- Practice phone
- Call (330) 480-3022
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find William Clark'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.
William C. Clark III is a professional counselor in Youngstown, Ohio
William Clark practices at Mercy Health - St. Elizabeth Youngstown Hospital in Youngstown, Ohio, part of Bon Secours Mercy Health.
William Clark's NPI, 1548050487, was assigned on May 12, 2025. William Clark holds Ohio license C.2607997.
- NPI
- 1548050487NPI Registry (opens in a new tab)
- NPI enumeration date
- May 12, 2025
- NPI status
- Active
- Practice phone
- (330) 480-3022
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
William C. Clark III practices at Mercy Health - St. Elizabeth Youngstown Hospital in Youngstown, Ohio
William Clark's primary practice is Mercy Health - St. Elizabeth Youngstown Hospital, at 1044 Belmont Avenue, Youngstown, OH 44501 in Mahoning County. The practice phone is (330) 480-3022.
- Mercy Health - St. Elizabeth Youngstown Hospital1044 Belmont Avenue, Youngstown, OH 44501 · Mahoning CountyPhone(330) 480-3022
Source: Dmand AI Affiliation Data
William C. Clark III is affiliated with 1 site of care
William Clark's primary practice is Mercy Health - St. Elizabeth Youngstown Hospital in Youngstown, Ohio, part of Bon Secours Mercy Health.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at William C. Clark III's practice
Dmand AI tracks the electronic health record (EHR) system at each site where William Clark practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mercy Health - St. Elizabeth Youngstown 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 Bon Secours Mercy Health and 6.2K+ hospitals, with verified contacts in the same login.
William C. Clark III is one of 3,166 professional counselors in Ohio
Professional is William Clark's primary specialty in the NPI Registry, under taxonomy code 101YP2500X. William Clark is licensed in Ohio.
Specialties and state licenses
- Professional counselor, OhioPrimary
Professional counselors near William Clark
Counts of professional counselors 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
William C. Clark III's patients have a median age of 46
Across all payers, Dmand AI patient panel data puts William Clark's median patient age at 46, with 29% women.
William Clark's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 46
Patient panel by sex, all payers
- Women29%
- Men71%
Source: Dmand AI Patient Panel Data
Sources for William C. Clark III'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand 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 William C. Clark III
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is William C. Clark III's NPI number?
William C. Clark III's NPI number is 1548050487. It was assigned on May 12, 2025, and it is active in the NPI Registry.
What does William C. Clark III specialize in?
William C. Clark III is a professional counselor in Youngstown, Ohio. The primary specialty in the NPI Registry is Professional Counselor (taxonomy code 101YP2500X).
Where does William C. Clark III practice?
William Clark practices at 1044 Belmont Avenue, Youngstown, OH 44501. William Clark's primary practice is Mercy Health - St. Elizabeth Youngstown Hospital in Youngstown, Ohio, part of Bon Secours Mercy Health.
What is William C. Clark III's office phone number?
The practice phone on file for William Clark is (330) 480-3022.
What is William C. Clark III's medical license number?
William Clark holds Ohio license C.2607997.
Which hospitals is William C. Clark III affiliated with?
William Clark practices at Mercy Health - St. Elizabeth Youngstown Hospital in Youngstown, Ohio.
How long has William C. Clark III been practicing?
William Clark's NPI was assigned in 2025.
Selling to professional practices?
See professional counselors in Ohio by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card