NPPES file of Aug 9, 2026

Claire M. Fritsche, MD

Nephrology Physician · Milwaukee, WI

Claire M. Fritsche, MD is a nephrology physician with a practice address in Milwaukee, Wisconsin, and NPI 1548252547, issued on Aug 17, 2005. Check the license (Wisconsin 22468, as entered in NPPES) on the Wisconsin Medical Examining Board; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1548252547
Name
Claire M. Fritsche
Credential
MD
Primary taxonomy
Nephrology Physician 207RN0300X
License number
22468 WI
Self-reported in NPPES; status is on the state search
Practice location
3120 South 27TH Street, Milwaukee, WI 53215
Phone
(414) 672-8282
Enumerated
Aug 17, 2005
Record last updated
Jan 14, 2010 (not updated in 16 years: call before relying on the address or phone)
Fax
(414) 672-8284
Medicaid ID
30656900 WI
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 3120 South 27TH Street

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

  1. Vasundhara Ganne, MDNephrology Physician1053303057
  2. William Kraklow, MDNephrology Physician1184616187
  3. Nichole Melton, APRNAdult Health Nurse Practitioner1750555363
  4. Kathleen Uy, MDNephrology Physician1255323259
  5. Gregory Warren, MDNephrology Physician1649262544
  6. Paul Warren, MDNephrology Physician1487646477

Verify Claire M. Fritsche in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 22468
    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

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Nephrology Physician providers in Wisconsin

There are 207 nephrology physician records in Wisconsin. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other nephrology physician records in Wisconsin

  1. Pablo Abrego, MDWausau, WI1689774317
  2. Uzoamaka Achufusi, MBBSFitchburg, WI1154558773
  3. Christopher Adams, MDLa Crosse, WI1760521769
  4. Venkata Adavikolanu, MDGreen Bay, WI1568804078
  5. Omer Afzal, M.D.Waukesha, WI1952393944
  6. Osaid Ahmad, MDNeenah, WI1689618589
  7. Edward Ahrens, M.D.Madison, WI1225119522
  8. Manohar Ahuja, M.D.Milwaukee, WI1467426064
  9. Wadad Ailabouni, MDMarshfield, WI1811196355
  10. Adedamola AkinsikuMilwaukee, WI1619715760

Common questions

What is Claire M. Fritsche, MD's NPI number?

Claire M. Fritsche, MD's National Provider Identifier (NPI) is 1548252547, issued on Aug 17, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Claire M. Fritsche, MD located?

The NPPES record lists a practice address at 3120 South 27TH Street, Milwaukee, WI, 53215. Phone: (414) 672-8282. Providers update this record themselves, so call before visiting.

How can I verify Claire M. Fritsche, MD's license?

NPPES lists Wisconsin license number 22468, 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.