Steven E. Knaus, MD
Internal Medicine Physician · Neenah, WI
Steven E. Knaus, MD is an internal medicine physician with a practice address in Neenah, Wisconsin, and NPI 1457332215, issued on Nov 9, 2005. Check the license (Wisconsin 32321, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Steven E. Knaus
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 32321 WI
Self-reported in NPPES; status is on the state search - Practice location
- 200 Theda Clark Medical Plz, Neenah, WI 54956
- Phone
- (920) 727-9650
- Enumerated
- Nov 9, 2005
- Record last updated
- May 29, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (920) 727-0430
- Medicaid ID
- 31910000 WI
- Medicare enrollment
- Enrolled (PECOS I20070103000070); accepts Medicare assignment
- Medical or professional school
- Medical College Of Wisconsin, 1990
- 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 200 Theda Clark Medical Plz
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mary Barker, FNP-CNurse Practitioner1902807639
- Angela BehmSurgical Technologist1043503360
- Christina Danz, N.P.Women's Health Nurse Practitioner1659376614
- Richard Dziewit, CRNACertified Registered Nurse Anesthetist1306588256
- Eric Eberts, M.D.Obstetrics & Gynecology Physician1790780708
- Timothy Edison, MDGastroenterology Physician1861425902
Verify Steven E. Knaus in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 32321Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
4.4 times the Medicare Part D claims of the average internal medicine physician in 2024
14,101 Medicare Part D claims for 813 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 225 claims were for opioids.
Most prescribed
- Amlodipine Besylate672 claims
- Losartan Potassium643 claims
- Simvastatin574 claims
- Atorvastatin Calcium546 claims
- Rosuvastatin Calcium482 claims
- Levothyroxine Sodium480 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
- Thedacare, IncorporatedNeenah, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Steven E. Knaus among 2,078 internal medicine physician records in Wisconsin
Steven E. Knaus, 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 91% newer
- In a Medicare fileYes · 70% of these records are
- In the CMS Doctors and Clinicians fileYes · 53% of these records are
- Graduated1990 · median 2002 among the 1,098 with a school on file
- Record last updated2012 · 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).
22 internal medicine physician records list a practice address in Neenah
They are 22 of the 919 NPPES records with a practice address in Neenah, and 2,078 internal medicine physician records in Wisconsin.
All 2,078 in Wisconsin → Every provider in Neenah → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Curtis Baltz, MDNeenah, WI 549561316939325
- Michael Beckett, MDNeenah, WI 549561417941337
- James Burns, MDNeenah, WI 549561225022080
- Thomas Duncan, MDNeenah, WI 549561588641039
- Mark Hermans, MDNeenah, WI 549561386676948
- Roxanne Jadin Cardelli, MDNeenah, WI 549561750339040
- Paul McAvoy, MDNeenah, WI 549561992799779
- William Nelson, MDNeenah, WI 549561154316396
Common questions
What is Steven E. Knaus, MD's NPI number?
Steven E. Knaus, MD's National Provider Identifier (NPI) is 1457332215, issued on Nov 9, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Steven E. Knaus, MD located?
The NPPES record lists a practice address at 200 Theda Clark Medical Plz, Neenah, WI, 54956. Phone: (920) 727-9650. Providers update this record themselves, so call before visiting.
How can I verify Steven E. Knaus, MD's license?
NPPES lists Wisconsin license number 32321, 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 Steven E. Knaus, MD prescribe under Medicare Part D?
In 2024, Steven E. Knaus, MD had 14,101 Medicare Part D claims for 813 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.