John Williams
- Hospital affiliations
- 1
- State license
- 1
- Year NPI issued
- 2012
- Practice address
- 800 11th St, Charles City, IA 50616
- Practice phone
- Call (641) 228-6830
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find John Williams' 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.
John Williams is a clinical social worker in Charles City, Iowa
John Williams practices at Floyd County Medical Center in Charles City, Iowa, part of Floyd County Medical Center.
John Williams' NPI, 1649533829, was assigned on June 21, 2012. John Williams holds Illinois license 149.015250.
- NPI
- 1649533829NPI Registry (opens in a new tab)
- NPI enumeration date
- June 21, 2012
- NPI status
- Active
- Practice phone
- (641) 228-6830
- 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
John Williams practices at Floyd County Medical Center in Charles City, Iowa
John Williams' primary practice is Floyd County Medical Center, at 800 11th St, Charles City, IA 50616 in Floyd County. The practice phone is (641) 228-6830.
- Floyd County Medical Center800 11th St, Charles City, IA 50616 · Floyd CountyPhone(641) 228-6830
Source: Dmand AI Affiliation Data
John Williams is affiliated with 1 site of care
John Williams' primary practice is Floyd County Medical Center in Charles City, Iowa, part of Floyd County Medical Center.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at John Williams' practice
Dmand AI tracks the electronic health record (EHR) system at each site where John Williams practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Floyd County Medical Center | 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 Floyd County Medical Center and 6.2K+ hospitals, with verified contacts in the same login.
John Williams is one of 901 clinical social workers in Iowa
Social worker is John Williams' primary specialty in the NPI Registry, under taxonomy code 1041C0700X. The record also lists clinical. John Williams is licensed in Illinois.
Specialties and state licenses
- Clinical social worker, IllinoisPrimary
Clinical social workers near John Williams
Counts of clinical social workers 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
John Williams' patients have a median age of 37
Across all payers, Dmand AI patient panel data puts John Williams' median patient age at 37, with 0% women.
John Williams' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 37
Patient panel by sex, all payers
- Women0%
- Men89%
Source: Dmand AI Patient Panel Data
Sources for John Williams'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 John Williams
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is John Williams' NPI number?
John Williams' NPI number is 1649533829. It was assigned on June 21, 2012, and it is active in the NPI Registry.
What does John Williams specialize in?
John Williams is a clinical social worker in Charles City, Iowa. The primary specialty in the NPI Registry is Clinical Social Worker (taxonomy code 1041C0700X).
Where does John Williams practice?
John Williams practices at 800 11th St, Charles City, IA 50616. John Williams' primary practice is Floyd County Medical Center in Charles City, Iowa, part of Floyd County Medical Center.
What is John Williams' office phone number?
The practice phone on file for John Williams is (641) 228-6830.
What is John Williams' medical license number?
John Williams holds Illinois license 149.015250.
Which hospitals is John Williams affiliated with?
John Williams practices at Floyd County Medical Center in Charles City, Iowa.
How long has John Williams been practicing?
John Williams' NPI was assigned in 2012.
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