Charlotte Rebecca Rutkowski, MD
Internal Medicine Physician · Kewaskum, WI
Charlotte Rebecca Rutkowski, MD is an internal medicine physician with a practice address in Kewaskum, Wisconsin, and NPI 1003228743, issued on May 29, 2014. Check the license (Wisconsin 66921-20, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Charlotte Rebecca Rutkowski
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 66921-20 WI
Self-reported in NPPES; status is on the state search - Practice location
- 1701 Fond DU Lac Ave, Kewaskum, WI 53040
- Phone
- (262) 626-4616
- Enumerated
- May 29, 2014
- Record last updated
- Aug 19, 2022
- Medicare enrollment
- Enrolled (PECOS I20170908001620); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,078 in Wisconsin → Look up another NPI →
Also registered at 1701 Fond DU Lac Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Tracy Derksen, APNPFamily Nurse Practitioner1497304612
- Mateusz Gwizdala, MDFamily Medicine Physician1821580135
- Mitchell KannalPhysical Therapist1255082350
- Meghan Kelley, APNPFamily Nurse Practitioner1861157638
- Melanee Krumhus, APNPNurse Practitioner1871451112
Verify Charlotte Rebecca Rutkowski in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 66921-20Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
48% fewer Medicare Part D claims than the average internal medicine physician in 2024
1,638 Medicare Part D claims for 151 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims.
Most prescribed
- Atorvastatin Calcium132 claims
- Levothyroxine Sodium124 claims
- Losartan Potassium111 claims
- Omeprazole65 claims
- Lisinopril60 claims
- Simvastatin55 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- Froedtert Andthe Medical College OF Wisconsin Community Physicians IncWest Bend, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Charlotte Rebecca Rutkowski among 2,078 internal medicine physician records in Wisconsin
Charlotte Rebecca Rutkowski, MD is one of 2,078 internal medicine physician records with a practice address in Wisconsin. 70% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 72% of them.
- NPI issued2014 · 72% of these records are older, 27% newer
- In a Medicare fileYes · 70% of these records are
- In the CMS Doctors and Clinicians fileYes · 53% of these records are
- Graduated2014 · median 2002 among the 1,098 with a school on file
- Record last updated2022 · 55% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
2 internal medicine physician records list a practice address in Kewaskum
They are 2 of the 42 NPPES records with a practice address in Kewaskum, and 2,078 internal medicine physician records in Wisconsin.
All 2,078 in Wisconsin → Every provider in Kewaskum → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Christopher Budny, MDKewaskum, WI 530401598783995
- Guillermo Valenzuela Cortez, MDJohnson Creek, WI 530381710597174
- Michael CadaBrookfield, WI 530451356529804
- Anna EdlebeckBrookfield, WI 530451073790804
- Patrick Fitzgerald, M.D.Brookfield, WI 530451326010026
- Barbara Horner-Ibler, MDBrookfield, WI 530451225145840
- Christopher Lieb, MDBrookfield, WI 530451427071240
- Swarnambal Mani, M.D.Brookfield, WI 530451487844353
Common questions
What is Charlotte Rebecca Rutkowski, MD's NPI number?
Charlotte Rebecca Rutkowski, MD's National Provider Identifier (NPI) is 1003228743, issued on May 29, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Charlotte Rebecca Rutkowski, MD located?
The NPPES record lists a practice address at 1701 Fond DU Lac Ave, Kewaskum, WI, 53040. Phone: (262) 626-4616. Providers update this record themselves, so call before visiting.
How can I verify Charlotte Rebecca Rutkowski, MD's license?
NPPES lists Wisconsin license number 66921-20, 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.
How much does Charlotte Rebecca Rutkowski, MD prescribe under Medicare Part D?
In 2024, Charlotte Rebecca Rutkowski, MD had 1,638 Medicare Part D claims for 151 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
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.