NPPES file of Aug 9, 2026

Christofer D. Barth, MD

Critical Care Medicine (Internal Medicine) Physician · Milwaukee, WI

Christofer D. Barth, MD is a critical care medicine (internal medicine) physician with a practice address in Milwaukee, Wisconsin, and NPI 1609839554, issued on Apr 11, 2006. Check the license (Wisconsin 45638, 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 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1609839554
Name
Christofer D. Barth
Credential
MD
Primary taxonomy
Critical Care Medicine (Internal Medicine) Physician 207RC0200X
License number
45638 WI
Self-reported in NPPES; status is on the state search
Practice location
9200 W Wisconsin Ave, Milwaukee, WI 53226
Phone
(414) 805-3666
Enumerated
Apr 11, 2006
Record last updated
Nov 22, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicaid IDs
2583735 OH
34905700 WI
Medicare enrollment
Enrolled (PECOS I20071019000554); accepts Medicare assignment
Medical or professional school
Rush Medical College Of Rush University, 2000
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 9200 W Wisconsin Ave

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

  1. Shameem Aadam, RPHPharmacist1760755680
  2. Abubaker Abdalla, MDHospitalist Physician1194187617
  3. Sameem Abedin, MDHematology & Oncology Physician1063641157
  4. Lolia Abibo, M.D.Hospitalist Physician1912359795
  5. Haisam Abid, MBBSHospitalist Physician1578083184
  6. Faith Abodunrin, MDHematology & Oncology Physician1437768769

Verify Christofer D. Barth in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 45638    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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Industry payments in 2024: $9.99

1 payment: food and beverage; the largest payer was Zoll Medical Corporation. The 2,708 providers of this specialty with any payment received $2,958.68 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Christofer Barth$9.99
  2. Specialty average$2,958.68

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Aurora Medical Group, Inc.Milwaukee, WI

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

Critical Care Medicine (Internal Medicine) Physician providers in Wisconsin

There are 134 critical care medicine (internal medicine) physician records in Wisconsin.

All 134 in Wisconsin → Every provider in Milwaukee →

Other critical care medicine (internal medicine) physician records in Wisconsin

  1. Ahmed Abdelmagid, M.D.Milwaukee, WI1144589383
  2. Majid Afshar, M.D.Madison, WI1265699151
  3. Majdi Al Nabulsi, MDMilwaukee, WI1063958114
  4. Abdullah Al Twal, MDMarshfield, WI1780090225
  5. Rodolfo Alpizar-Rivas, MDMilwaukee, WI1427579457
  6. Matthew Anderson, M.D.Madison, WI1285922567
  7. Weston Andrews, MDBrookfield, WI1487186714
  8. Venkata Vijay Anne, MDMilwaukee, WI1972520823
  9. Femi Ayanrino, MDAppleton, WI1619962180
  10. Naveed Bari, M.D.Janesville, WI1578665949

Common questions

What is Christofer D. Barth, MD's NPI number?

Christofer D. Barth, MD's National Provider Identifier (NPI) is 1609839554, issued on Apr 11, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Christofer D. Barth, MD located?

The NPPES record lists a practice address at 9200 W Wisconsin Ave, Milwaukee, WI, 53226. Phone: (414) 805-3666. Providers update this record themselves, so call before visiting.

How can I verify Christofer D. Barth, MD's license?

NPPES lists Wisconsin license number 45638, 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.