NPPES file of Aug 9, 2026

Christopher Weirtz, D.O

Pediatrics Physician · Appleton, WI

Christopher Weirtz, D.O is a pediatrics physician with a practice address in Appleton, Wisconsin, and NPI 1447630595, issued on Jun 4, 2015. Check the license (Wisconsin 22558, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1447630595
Name
Christopher Weirtz
Credential
D.O
Primary taxonomy
Pediatrics Physician 208000000X
License numbers
22558 WI
DOS-1777 HI
Self-reported in NPPES; status is on the state search
Practice location
2701 E Enterprise Ave, Appleton, WI 54913
Phone
(920) 954-2551
Enumerated
Jun 4, 2015
Record last updated
Jul 26, 2022
Medicare enrollment
Enrolled (PECOS I20220809001989); accepts Medicare assignment
Medical or professional school
Ohio University, College Of Osteopathic Medicine, 2015
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 2701 E Enterprise Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Wendy Barton, MDPediatrics Physician1316979008
  2. Santi Budiasih, M.D.Pediatrics Physician1578748802
  3. Jorge Darwich, MDPediatrics Physician1891082087
  4. Kristin Day, NPFamily Nurse Practitioner1497787014
  5. Elizabeth Ermatinger, MDPediatrics Physician1013410075
  6. Hannah Gracyalny, FNP-CPediatric Nurse Practitioner1023851771

Verify Christopher Weirtz in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 22558
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Wisconsin license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. Thedacare, IncorporatedAppleton, WI

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Christopher Weirtz among 1,203 pediatrics physician records in Wisconsin

Christopher Weirtz, D.O 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. Its NPI, issued in 2015, is newer than 74% of them.

  • NPI issued2015 · 74% of these records are older, 24% newer
  • In a Medicare fileYes · 20% of these records are
  • In the CMS Doctors and Clinicians fileYes · 12% of these records are
  • Graduated2015 · median 2012 among the 142 with a school on file
  • Record last updated2022 · 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).

Pediatrics Physician providers in Wisconsin

There are 1,203 pediatrics physician records in Wisconsin.

The 8 pediatrics physician records with the nearest ZIP codes

  1. Nicole Anania, D.O.Appleton, WI 549131033392766
  2. Bradley Balint, MDAppleton, WI 549131366820359
  3. Wendy Barton, MDAppleton, WI 549131316979008
  4. Santi Budiasih, M.D.Appleton, WI 549131578748802
  5. Jorge Darwich, MDAppleton, WI 549131891082087
  6. Chasity Henry, MDAppleton, WI 549131992731822
  7. Jennifer Hunt, MDAppleton, WI 549131447282017
  8. Michael Jakubowski, MDAppleton, WI 549131306878970

Common questions

What is Christopher Weirtz, D.O's NPI number?

Christopher Weirtz, D.O's National Provider Identifier (NPI) is 1447630595, issued on Jun 4, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Christopher Weirtz, D.O located?

The NPPES record lists a practice address at 2701 E Enterprise Ave, Appleton, WI, 54913. Phone: (920) 954-2551. Providers update this record themselves, so call before visiting.

How can I verify Christopher Weirtz, D.O's license?

NPPES lists Wisconsin license number 22558, 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. Medicare files from data.cms.gov. 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.