Log inBook a demoStart free trial
Log inStart free trial

Nicolas Gisellie

  • Winfield, IL
  • Internist
NPI1669221438
Part D claims, 2024
35
Hospital affiliations
1
State license
1
Year NPI issued
2024
Practice address
25 North Winfield Road, Winfield, IL 60190
Practice phone
Call (630) 682-1600
Professional email
Get professional email
Personal email
Get personal email
Mobile number
Get mobile number
Social profiles

Primary practice

Northwestern Medicine Central DuPage Hospital

Hospital · Winfield, Illinois

See all 3 affiliations

Find Nicolas Gisellie'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.

View contacts for free

Nicolas Gisellie is an internist in Winfield, Illinois

Nicolas Gisellie practices at Northwestern Medicine Central DuPage Hospital in Winfield, Illinois, part of Northwestern Memorial HealthCare.

Nicolas Gisellie's NPI, 1669221438, was assigned on May 15, 2024. Nicolas Gisellie holds Illinois license 125084580.

NPI and contact details
NPI
1669221438NPI Registry (opens in a new tab)
NPI enumeration date
May 15, 2024
NPI status
Active
Practice phone
(630) 682-1600
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

Nicolas Gisellie practices at Northwestern Medicine Central DuPage Hospital in Winfield, Illinois

Nicolas Gisellie's primary practice is Northwestern Medicine Central DuPage Hospital, at 25 North Winfield Road, Winfield, IL 60190 in Du Page County. The practice phone is (630) 682-1600.

Source: Dmand AI Affiliation Data

Nicolas Gisellie is affiliated with 3 sites of care

Nicolas Gisellie's primary practice is Northwestern Medicine Central DuPage Hospital in Winfield, Illinois, part of Northwestern Memorial HealthCare. Dmand AI also links Nicolas Gisellie to 1 breast imaging center and 1 clinical lab, each named with a free account.

1 breast imaging centerName with a free account1 clinical labName with a free account
See all 3 affiliations for Nicolas Gisellie

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Nicolas Gisellie's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Nicolas Gisellie practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Northwestern Medicine Central DuPage HospitalAvailable with a free account
+2 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

See the EHR and IT leaders at every hospital where Nicolas Gisellie practices

Dmand AI maps EHR vendors, IT decision makers and buying committees across Northwestern Memorial HealthCare and 6.2K+ hospitals, with verified contacts in the same login.

Try for freeBook a meeting

Nicolas Gisellie is one of 5,652 internists in Illinois

Internal medicine is Nicolas Gisellie's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Nicolas Gisellie is licensed in Illinois.

Specialties and state licenses

  • Internal medicine, IllinoisPrimaryLicense 125084580 · taxonomy 207R00000X

Internists near Nicolas Gisellie

Counts of internists with a Dmand AI profile, by place and practice. Each opens the list.

5,652internists in Illinois150internists in Winfield134internists at Northwestern Medicine Central DuPage Hospital

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Nicolas Gisellie's patients have a median age of 69

Across all payers, Dmand AI patient panel data puts Nicolas Gisellie's median patient age at 69, with 42% women.

Nicolas Gisellie's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 69

Patient panel by sex, all payers

  • Women42%
  • Men52%

Source: Dmand AI Patient Panel Data

Nicolas Gisellie wrote 35 Medicare Part D claims in 2024

In 2024, Nicolas Gisellie wrote 35 Medicare Part D claims for 15 patients. 86% of them were for generic drugs.

Part D claims, 202435
Part D patients15

Nicolas Gisellie's Part D claims by kind of drug, 2024

  • Generic30 claims86%
  • Brand-name and other5 claims14%

Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data

For MedTech and pharma teams

Find internists like Nicolas Gisellie by procedure volume and prescribing

Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.

Try for freeBook a meeting

Sources for Nicolas Gisellie's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare patients and the all-payer patient panelDmand AI Patient Panel Data
Part D prescribingMedicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Nicolas Gisellie

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Nicolas Gisellie's NPI number?

Nicolas Gisellie's NPI number is 1669221438. It was assigned on May 15, 2024, and it is active in the NPI Registry.

What does Nicolas Gisellie specialize in?

Nicolas Gisellie is an internist in Winfield, Illinois. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Nicolas Gisellie practice?

Nicolas Gisellie practices at 25 North Winfield Road, Winfield, IL 60190. Nicolas Gisellie's primary practice is Northwestern Medicine Central DuPage Hospital in Winfield, Illinois, part of Northwestern Memorial HealthCare. Dmand AI also links Nicolas Gisellie to 1 breast imaging center and 1 clinical lab.

What is Nicolas Gisellie's office phone number?

The practice phone on file for Nicolas Gisellie is (630) 682-1600.

What is Nicolas Gisellie's medical license number?

Nicolas Gisellie holds Illinois license 125084580.

Which hospitals is Nicolas Gisellie affiliated with?

Nicolas Gisellie practices at Northwestern Medicine Central DuPage Hospital in Winfield, Illinois.

How long has Nicolas Gisellie been practicing?

Nicolas Gisellie's NPI was assigned in 2024.

Selling to internal medicine practices?

See internists in Illinois by site of care and group

Find the practices, groups and hospitals they work with, and the right people to contact at each.

Start free trialBook a demo
  • 30 days free
  • Self-serve
  • No credit card

Cookie settings

Turn each category on or off. Your choice is kept for 12 months and you can change it here at any time.

Necessary

Always on. Sign-in, security, downloads you asked for, your cookie choice, and the page that led to a signup.

View cookies (6)
  • dm_consentDmand AI. Your cookie choices and whether your browser sent a Global Privacy Control signal. 12 months.
  • dm_ft, dm_ltDmand AI. The first and the latest page you arrived on, with the date, so a signup is credited to the page that worked. 90 days, 30 days.
  • dm_fs, dm_lsDmand AI. The first and the latest source of a visit (a search engine, a campaign or the site that linked here). 90 days, 30 days.
  • dm_dl, dm_dl_okDmand AI. After you give an email address for a download, lets you download files without being asked again. 30 days.
  • Session and CSRF cookiesDmand AI (app.dmand.ai). Sign-in and form protection in the application. Session.
  • __cf_bm, cf_clearanceCloudflare. Tells people from automated traffic and keeps the site available. 30 minutes; cf_clearance while a security check is valid.

Analytics

On unless you turn it off. How pages are used, in aggregate, and recordings of how pages are used.

View cookies (6)
  • Google Tag ManagerGoogle. Loads the analytics and marketing tags that are on. Sets no cookie of its own and does not load when both categories are off. n/a.
  • _ga, _ga_<container-id>Google Analytics 4. Visits and page views in aggregate on dmand.ai. 2 years.
  • _clck, _clskMicrosoft Clarity. Recordings and heatmaps of how pages are used, with form fields masked. 1 year, 1 day.
  • CLID, MUID, ANONCHK, MR, SMMicrosoft (clarity.ms). Set by Microsoft when Clarity loads, to recognize a browser across sites that use Clarity. Up to 1 year.
  • None (cookieless)Ahrefs Analytics. Page views in aggregate. n/a.
  • ph_<project>_posthogPostHog. Product usage, errors and performance in app.dmand.ai, used to fix bugs and improve features. 365 days.

Marketing

On unless you turn it off, and always off when your browser sends a Global Privacy Control signal. A visitor identification service tells our sales team which companies and people visit.

View cookies (6)
  • _reb2buid, _reb2butkRB2B. Recognizes a returning browser for visitor identification. 360 days, 1 year.
  • _reb2bgeoRB2B. The location used to decide whether a visit can be identified. 20 days.
  • _reb2brefRB2B. The page or site that referred the visit. 15 days.
  • _reb2bfxf, _reb2btd, _reb2bliRB2B. Links the visit to an identified business profile. 1 month.
  • _reb2bresolveRB2B. Holds a match while it is being resolved. 2 days.
  • _reb2sessionID, _reb2bloadedRB2B. The current visit, and a guard against loading the script twice. 30 minutes, 1 second.

Functional

On unless you turn it off. Remembers choices such as a collapsed section.

View cookies (none today)
Read the Cookie Policy