Karen E. Hansen, MD
Rheumatology Physician · Appleton, WI
Karen E. Hansen, MD is a rheumatology physician with a practice address in Appleton, Wisconsin, and NPI 1316914492, issued on Mar 7, 2006. Check the license (Wisconsin 35580, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Karen E. Hansen
- Credential
- MD
- Primary taxonomy
- Rheumatology Physician 207RR0500X
- License number
- 35580 WI
Self-reported in NPPES; status is on the state search - Practice location
- 2500 E Capitol Dr, Appleton, WI 54911
- Phone
- (920) 729-2933
- Enumerated
- Mar 7, 2006
- Record last updated
- Oct 19, 2022
- Medicare enrollment
- Enrolled (PECOS I20100424000040); accepts Medicare assignment
- Medical or professional school
- University Of Wisconsin School Of Medicine, 1993
- Entity
- Type 1 · individual
8 nearest rheumatology physician records → All 154 in Wisconsin → Look up another NPI →
Also registered at 2500 E Capitol Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jordyn Albrecht, MGCS, CGCGenetic Counselor (M.S.)1942180823
- David Anderla, MDFamily Medicine Physician1750318523
- Jack Anderson, MDInternal Medicine Physician1992737522
- Maria Aristigueta, M.D.Pulmonary Disease Physician1497823694
- Nicole Augsburger, FNPFamily Nurse Practitioner1326729666
- Amanda Barnes, PA-CPhysician Assistant1336481308
Verify Karen E. Hansen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 35580Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
5% fewer Medicare Part D claims than the average rheumatology physician in 2024
1,877 Medicare Part D claims for 367 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims. 17 claims were for opioids.
Most prescribed
- Prednisone356 claims
- Methotrexate193 claims
- Hydroxychloroquine Sulfate135 claims
- Humira(Cf) Pen113 claims
- Alendronate Sodium106 claims
- Celecoxib91 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
- The Monroe Clinic, Inc.Monroe, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Karen E. Hansen among 154 rheumatology physician records in Wisconsin
Karen E. Hansen, MD is one of 154 rheumatology physician records with a practice address in Wisconsin. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 8% of them.
- NPI issued2006 · 8% of these records are older, 48% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated1993 · median 2004 among the 97 with a school on file
- Record last updated2022 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RR0500X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Rheumatology Physician providers in Wisconsin
There are 154 rheumatology physician records in Wisconsin.
All 154 in Wisconsin → Every provider in Appleton → Rheumatology Physician nationwide →
The 8 rheumatology physician records with the nearest ZIP codes
- Zaheeruddin Sheikh, MDAppleton, WI 549111134220254
- Chantelle Carneiro, MDOshkosh, WI 549041730542234
- Crystal Kleiber Balderrama, M.D.Fond Du Lac, WI 549351144545559
- Jeanna Owens, MDFond Du Lac, WI 549351831171966
- Ann Gierl, DOMenasha, WI 549521558356022
- Kent Partain, MDMenasha, WI 549521154316560
- Taylor Doberstein, D.O.Neenah, WI 549561215291075
- Eric Gowing, MDNeenah, WI 549561578557666
Common questions
What is Karen E. Hansen, MD's NPI number?
Karen E. Hansen, MD's National Provider Identifier (NPI) is 1316914492, issued on Mar 7, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Karen E. Hansen, MD located?
The NPPES record lists a practice address at 2500 E Capitol Dr, Appleton, WI, 54911. Phone: (920) 729-2933. Providers update this record themselves, so call before visiting.
How can I verify Karen E. Hansen, MD's license?
NPPES lists Wisconsin license number 35580, 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 Karen E. Hansen, MD prescribe under Medicare Part D?
In 2024, Karen E. Hansen, MD had 1,877 Medicare Part D claims for 367 beneficiaries; the average among rheumatology physician prescribers was 1,978. 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.