William Joseph Kellner, MD
Pediatrics Physician · De Pere, WI
William Joseph Kellner, MD is a pediatrics physician with a practice address in De Pere, Wisconsin, and NPI 1841274693, issued on Dec 5, 2005. Check the license (Wisconsin 23105, as entered in NPPES) on the Wisconsin Medical Examining Board; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- William Joseph Kellner
- Credential
- MD
- Primary taxonomy
- Pediatrics Physician 208000000X
- License number
- 23105 WI
Self-reported in NPPES; status is on the state search - Practice location
- 555 Redbird Cir, De Pere, WI 54115
- Phone
- (920) 338-6820
- Enumerated
- Dec 5, 2005
- Record last updated
- Mar 14, 2014 (not updated in 12 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest pediatrics physician records → All 1,203 in Wisconsin → Look up another NPI →
Also registered at 555 Redbird Cir
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Caitlin Barr, MDPediatrics Physician1366930745
- Bozena Biernat, MDInternal Medicine Physician1003890864
- Karen Camilli, MDPediatrics Physician1619951498
- Charis Carter, DPTPhysical Therapist1033980370
- Mackenzi Conard, LPCProfessional Counselor1457191116
- Ashley Dudka, OTROccupational Therapist1346981453
Verify William Joseph Kellner in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 23105Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
William Joseph Kellner among 1,203 pediatrics physician records in Wisconsin
William Joseph Kellner, MD is one of 1,203 pediatrics physician records with a practice address in Wisconsin. 20% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 89% newer
- In a Medicare fileNo · 20% of these records are
- In the CMS Doctors and Clinicians fileNo · 12% of these records are
- Record last updated2014 · 52% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208000000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
19 pediatrics physician records list a practice address in De Pere
They are 19 of the 621 NPPES records with a practice address in De Pere, and 1,203 pediatrics physician records in Wisconsin. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 1,203 in Wisconsin → Every provider in De Pere → Pediatrics Physician nationwide →
The 8 pediatrics physician records with the nearest ZIP codes
- Indira Andhole, MDDe Pere, WI 541151184632747
- Edward Bayer, MDDe Pere, WI 541151891789657
- Karen Camilli, MDDe Pere, WI 541151619951498
- Yoloxochitl Diaz, MDDe Pere, WI 541151174561120
- Laura Gallistel, D.O.De Pere, WI 541151013997121
- Tim Harder, MDDe Pere, WI 541151922032580
- Jennifer Hoyer, MDDe Pere, WI 541151114034733
- Sherri Hoyman, DODe Pere, WI 541151629052469
Common questions
What is William Joseph Kellner, MD's NPI number?
William Joseph Kellner, MD's National Provider Identifier (NPI) is 1841274693, issued on Dec 5, 2005. An NPI identifies a provider in billing; it is not a license.
Where is William Joseph Kellner, MD located?
The NPPES record lists a practice address at 555 Redbird Cir, De Pere, WI, 54115. Phone: (920) 338-6820. Providers update this record themselves, so call before visiting.
How can I verify William Joseph Kellner, MD's license?
NPPES lists Wisconsin license number 23105, as entered by the provider. Search the Wisconsin Medical Examining Board at https://dsps.wi.gov/Pages/BoardsCouncils/MEB/Default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.