John Thomas Brown III, CRNA
- Medicare patients, 2024
- 24
- Hospital affiliations
- 1
- Medical groups
- 7
- State licenses
- 2
- Year NPI issued
- 2014
- Practice address
- 3333 W Deyoung, Marion, IL 62959
- Practice phone
- Call (618) 998-7000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find John Brown'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.
John Thomas Brown III is a nurse anesthetist in Marion, Illinois
John Brown practices at Deaconess Illinois Medical Center in Marion, Illinois, part of Deaconess Health System.
John Brown's NPI, 1265833867, was assigned on September 15, 2014. John Brown holds New York license 679748-1.
- NPI
- 1265833867NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0345564605
- NPI enumeration date
- September 15, 2014
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (618) 998-7000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 38
- Medical school graduation
- 2014
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
John Thomas Brown III practices at Deaconess Illinois Medical Center in Marion, Illinois
John Brown's primary practice is Deaconess Illinois Medical Center, at 3333 W Deyoung, Marion, IL 62959 in Williamson County. The practice phone is (618) 998-7000.
- Deaconess Illinois Medical Center3333 W Deyoung, Marion, IL 62959 · Williamson CountyPhone(618) 998-7000
Source: Dmand AI Affiliation Data
John Thomas Brown III is affiliated with 1 site of care and 7 medical groups
John Brown's primary practice is Deaconess Illinois Medical Center in Marion, Illinois, part of Deaconess Health System. The medical group on file is 360 Anesthesia. Dmand AI also links John Brown to 6 more medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at John Thomas Brown III's practice
Dmand AI tracks the electronic health record (EHR) system at each site where John Brown practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Deaconess Illinois Medical Center | Available with a free account |
| +6 medical groups | 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 Deaconess Health System and 6.2K+ hospitals, with verified contacts in the same login.
John Thomas Brown III is one of 2,003 nurse anesthetists in Illinois
Nurse anesthetist, certified registered is John Brown's primary specialty in the NPI Registry, under taxonomy code 367500000X. Dmand AI has John Brown's licenses on file in 2 states: New York and North Carolina.
Specialties and state licenses
- Certified registered nurse anesthetist, New YorkPrimary
- North Carolina license
Nurse anesthetists near John Brown
Counts of nurse anesthetists 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 Thomas Brown III treated 24 Medicare patients in 2024, average age 73
CMS counts 24 Medicare patients who saw John Brown in 2024. The largest group is 65 to 74, with 11 patients. 75% of them have arthritis, and 75% have high blood pressure. Their average risk score is 1.41, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts John Brown's median patient age at 66, with 64% women.
John Brown's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among John Brown's Medicare patients, 2024
- Arthritis75%
- High blood pressure75%
- High cholesterol75%
- Anxiety67%
- Depression50%
- Mood disorders50%
Share of Medicare patients with each condition. A patient can have several.
John Brown's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women64%
- Men36%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How John Thomas Brown III takes part in Medicare
John Brown 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 John Thomas Brown 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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| 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 John Thomas Brown 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 John Thomas Brown III's NPI number?
John Thomas Brown III's NPI number is 1265833867. It was assigned on September 15, 2014, and it is active in the NPI Registry.
What does John Thomas Brown III specialize in?
John Thomas Brown III is a nurse anesthetist in Marion, Illinois. The primary specialty in the NPI Registry is Certified Registered Nurse Anesthetist (taxonomy code 367500000X).
Where does John Thomas Brown III practice?
John Brown practices at 3333 W Deyoung, Marion, IL 62959. John Brown's primary practice is Deaconess Illinois Medical Center in Marion, Illinois, part of Deaconess Health System. Dmand AI also links John Brown to 6 medical groups.
What is John Thomas Brown III's office phone number?
The practice phone on file for John Brown is (618) 998-7000.
What is John Thomas Brown III's medical license number?
John Brown holds New York license 679748-1, one of the licenses on file in 2 states.
Which states has John Thomas Brown III been licensed in?
Dmand AI has state licenses on file for John Brown in New York and North Carolina.
Which hospitals is John Thomas Brown III affiliated with?
John Brown practices at Deaconess Illinois Medical Center in Marion, Illinois.
What medical group is John Thomas Brown III part of?
John Brown is linked to 360 Anesthesia. Dmand AI links John Brown to 6 more medical groups.
Does John Thomas Brown III accept Medicare?
Yes. CMS lists John Brown as accepting Medicare assignment.
How many Medicare patients does John Thomas Brown III see?
CMS counts 24 Medicare patients who saw John Brown in 2024, with an average age of 73.
How long has John Thomas Brown III been practicing?
John Brown graduated from medical school in 2014, 12 years ago.
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