Dr. William Michael Duff, MD
- Hospital affiliations
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2006
- Practice locations
- 2
- Practice address
- 54 Hospital Drive, Osage Beach, MO 65065
- Practice phone
- Call (573) 348-8000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Duff'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 Michael Duff is an undersea and hyperbaric medicine (preventive medicine) physician in Springfield, Missouri
Dr. Duff practices at Lake Regional Hospital in Osage Beach, Missouri, part of Lake Regional Health System.
Dr. Duff's NPI, 1083723944, was assigned on August 30, 2006. Dr. Duff holds Missouri license R7420.
- NPI
- 1083723944NPI Registry (opens in a new tab)
- NPI enumeration date
- August 30, 2006
- NPI status
- Active
- Practice phone
- (573) 348-8000
- 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 Michael Duff practices in Osage Beach and Springfield
Dr. Duff's primary practice is Lake Regional Hospital, at 54 Hospital Drive, Osage Beach, MO 65065 in Camden County. The practice phone is (573) 348-8000. The NPI Registry lists Dr. Duff's practice address as 1235 E Cherokee St, Springfield, MO 65804.
- Lake Regional HospitalPrimary54 Hospital Drive, Osage Beach, MO 65065 · Camden CountyPhone(573) 348-8000
- NPI Registry address1235 E Cherokee St, Springfield, MO 65804 · Greene CountyPhone(573) 302-2990
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
Dr. William Michael Duff is affiliated with 1 site of care and 1 medical group
Dr. Duff's primary practice is Lake Regional Hospital in Osage Beach, Missouri, part of Lake Regional Health System. The medical group on file is Mercy Clinic Family Medicine - Hollister.
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 Michael Duff's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Duff practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Lake Regional 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 Lake Regional Health System and 6.2K+ hospitals, with verified contacts in the same login.
Dr. William Michael Duff is one of 9 underseas and hyperbaric medicine (preventive medicine) physicians in Missouri
Undersea and hyperbaric medicine is Dr. Duff's primary specialty in the NPI Registry, under taxonomy code 2083P0011X. Dr. Duff is licensed in Missouri.
Specialties and state licenses
- Undersea and hyperbaric medicine (preventive medicine), MissouriPrimary
Underseas and hyperbaric medicine (preventive medicine) physicians near Dr. Duff
Counts of underseas and hyperbaric medicine (preventive medicine) physicians 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 Michael Duff's patients have a median age of 74
Across all payers, Dmand AI patient panel data puts Dr. Duff's median patient age at 74, with 0% women.
Dr. Duff's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women0%
- Men100%
Source: Dmand AI Patient Panel Data
Sources for Dr. William Michael Duff'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 Michael Duff
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 Michael Duff's NPI number?
Dr. William Michael Duff's NPI number is 1083723944. It was assigned on August 30, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. William Michael Duff?
Dr. William Michael Duff is an undersea and hyperbaric medicine (preventive medicine) physician in Springfield, Missouri. The primary specialty in the NPI Registry is Undersea and Hyperbaric Medicine (Preventive Medicine) Physician (taxonomy code 2083P0011X).
Where does Dr. William Michael Duff practice?
Dr. Duff practices at 54 Hospital Drive, Osage Beach, MO 65065. Dr. Duff also practices at 1235 E Cherokee St, Springfield, MO 65804. Dr. Duff's primary practice is Lake Regional Hospital in Osage Beach, Missouri, part of Lake Regional Health System.
What is Dr. William Michael Duff's office phone number?
The practice phone on file for Dr. Duff is (573) 348-8000.
What is Dr. William Michael Duff's medical license number?
Dr. Duff holds Missouri license R7420.
Which hospitals is Dr. William Michael Duff affiliated with?
Dr. Duff practices at Lake Regional Hospital in Osage Beach, Missouri.
What medical group is Dr. William Michael Duff part of?
Dr. Duff is linked to Mercy Clinic Family Medicine - Hollister.
How long has Dr. William Michael Duff been practicing?
Dr. Duff's NPI was assigned in 2006.
Selling to undersea and hyperbaric medicine practices?
See underseas and hyperbaric medicine (preventive medicine) physicians in Missouri 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