Log inBook a demoStart free trial
Log inStart free trial

Leo N. Dumstorff II, DDS

  • Belleville, IL
  • Dentist
NPI1306042031
Affiliated sites
1
Medical group
1
State license
1
Year NPI issued
2007
Practice address
3540 North Belt West, Belleville, IL 62226
Practice phone
Call (618) 235-9101
Professional email
Get professional email
Personal email
Get personal email
Mobile number
Get mobile number
Social profiles

Primary practice

Dr. Leo N. Dumstorff

Dental practice · Belleville, Illinois

See all 2 affiliations

Find Leo Dumstorff'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

Leo N. Dumstorff II is a dentist in Belleville, Illinois

Leo Dumstorff practices at Dr. Leo N. Dumstorff in Belleville, Illinois.

Leo Dumstorff's NPI, 1306042031, was assigned on June 21, 2007. Leo Dumstorff holds Illinois license 19013509.

NPI and contact details
NPI
1306042031NPI Registry (opens in a new tab)
NPI enumeration date
June 21, 2007
NPI status
Active
Practice phone
(618) 235-9101
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)

Leo N. Dumstorff II practices at Dr. Leo N. Dumstorff in Belleville, Illinois

Leo Dumstorff's primary practice is Dr. Leo N. Dumstorff, at 3540 North Belt West, Belleville, IL 62226. The practice phone is (618) 235-9101.

  • Dr. Leo N. Dumstorff
    3540 North Belt West, Belleville, IL 62226Phone(618) 235-9101

Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Leo N. Dumstorff II is affiliated with 1 site of care and 1 medical group

Leo Dumstorff's primary practice is Dr. Leo N. Dumstorff in Belleville, Illinois. Dmand AI also links Leo Dumstorff to 1 medical group, named with a free account.

Dr. Leo N. DumstorffDental practice · Belleville, IllinoisPrimary
1 medical groupName with a free account
See all 2 affiliations for Leo Dumstorff

Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dmand AI tracks the EHR system at Leo N. Dumstorff II's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Leo Dumstorff practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Dr. Leo N. DumstorffAvailable with a free account
+1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

See the EHR and IT leaders at every site where Leo Dumstorff practices

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

Try for freeBook a meeting

Leo N. Dumstorff II is one of 1,844 dentists in Illinois

Dentist is Leo Dumstorff's primary specialty in the NPI Registry, under taxonomy code 122300000X. Leo Dumstorff is licensed in Illinois.

Specialties and state licenses

  • Dentist, IllinoisPrimaryLicense 19013509 · taxonomy 122300000X

Dentists near Leo Dumstorff

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

1,844dentists in Illinois
8dentists in Belleville

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

Sources for Leo N. Dumstorff II'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 DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Primary practice, affiliations and health systemDmand AI Affiliation DataDoctors and Clinicians National Downloadable File (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 Leo N. Dumstorff II

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

What is Leo N. Dumstorff II's NPI number?

Leo N. Dumstorff II's NPI number is 1306042031. It was assigned on June 21, 2007, and it is active in the NPI Registry.

What does Leo N. Dumstorff II specialize in?

Leo N. Dumstorff II is a dentist in Belleville, Illinois. The primary specialty in the NPI Registry is Dentist (taxonomy code 122300000X).

Where does Leo N. Dumstorff II practice?

Leo Dumstorff practices at 3540 North Belt West, Belleville, IL 62226. Leo Dumstorff's primary practice is Dr. Leo N. Dumstorff in Belleville, Illinois. Dmand AI also links Leo Dumstorff to 1 medical group.

What is Leo N. Dumstorff II's office phone number?

The practice phone on file for Leo Dumstorff is (618) 235-9101.

What is Leo N. Dumstorff II's medical license number?

Leo Dumstorff holds Illinois license 19013509.

How long has Leo N. Dumstorff II been practicing?

Leo Dumstorff's NPI was assigned in 2007.

Selling to dentist practices?

See dentists 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