William John Holtz III, MSED
- Affiliated sites
- 2
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 1606 Physicians Drive Unit 104, Wilmington, NC 28401
- Practice phone
- Call (910) 343-6890
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Delta Behavioral Health
Day Treatment Program (PHP) · Wilmington, North Carolina
Find William Holtz'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 John Holtz III is a professional counselor in Wilmington, North Carolina
William Holtz practices at Delta Behavioral Health in Wilmington, North Carolina.
William Holtz's NPI, 1487747788, was assigned on October 2, 2006. William Holtz holds North Carolina license 4238.
- NPI
- 1487747788NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4789113770
- NPI enumeration date
- October 2, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (910) 343-6890
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 67
- Medical school graduation
- 1985
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
William John Holtz III practices at Delta Behavioral Health in Wilmington, North Carolina
William Holtz's primary practice is Delta Behavioral Health, at 1606 Physicians Drive Unit 104, Wilmington, NC 28401. The practice phone is (910) 343-6890.
- Delta Behavioral Health1606 Physicians Drive Unit 104, Wilmington, NC 28401Phone(910) 343-6890
Source: Dmand AI Affiliation Data
William John Holtz III is affiliated with 2 sites of care and 1 medical group
William Holtz's primary practice is Delta Behavioral Health in Wilmington, North Carolina. The medical group on file is Delta Behavioral Health. Dmand AI also links William Holtz to 1 more group practice or clinic, named with a free account. William Holtz's employer is on file too: a behavioral health center.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at William John Holtz III's practice
Dmand AI tracks the electronic health record (EHR) system at each site where William Holtz practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Delta Behavioral Health | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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William John Holtz III is one of 1,174 professional counselors in North Carolina
Professional is William Holtz's primary specialty in the NPI Registry, under taxonomy code 101YP2500X. William Holtz is licensed in North Carolina.
Specialties and state licenses
- Professional counselor, North CarolinaPrimary
Professional counselors near William Holtz
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 John Holtz III's patients have a median age of 39
Across all payers, Dmand AI patient panel data puts William Holtz's median patient age at 39, with 48% women.
William Holtz's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 39
Patient panel by sex, all payers
- Women48%
- Men52%
Source: Dmand AI Patient Panel Data
How William John Holtz III takes part in Medicare
William Holtz accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
Sources for William John Holtz 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 |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| 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 John Holtz 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 John Holtz III's NPI number?
William John Holtz III's NPI number is 1487747788. It was assigned on October 2, 2006, and it is active in the NPI Registry.
What does William John Holtz III specialize in?
William John Holtz III is a professional counselor in Wilmington, North Carolina. The primary specialty in the NPI Registry is Professional Counselor (taxonomy code 101YP2500X).
Where does William John Holtz III practice?
William Holtz practices at 1606 Physicians Drive Unit 104, Wilmington, NC 28401. William Holtz's primary practice is Delta Behavioral Health in Wilmington, North Carolina. Dmand AI also links William Holtz to 1 group practice or clinic.
What is William John Holtz III's office phone number?
The practice phone on file for William Holtz is (910) 343-6890.
What is William John Holtz III's medical license number?
William Holtz holds North Carolina license 4238.
What medical group is William John Holtz III part of?
William Holtz is linked to Delta Behavioral Health.
Does William John Holtz III accept Medicare?
Yes. CMS lists William Holtz as accepting Medicare assignment.
How long has William John Holtz III been practicing?
William Holtz graduated from medical school in 1985, 41 years ago.
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