Steven Koenen
Physician Assistant · La Crosse, WI
Steven Koenen is a physician assistant with a practice address in La Crosse, Wisconsin, and NPI 1578911137, issued on May 24, 2016. Check the license (Wisconsin 3778-23, as entered in NPPES) with the Wisconsin board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Steven Koenen
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 3778-23 WI
Self-reported in NPPES; status is on the state search - Practice location
- 700 West Ave S, La Crosse, WI 54601
- Phone
- (608) 785-0940
- Enumerated
- May 24, 2016
- Record last updated
- Jul 8, 2022
- Medicare enrollment
- Enrolled (PECOS I20160719002209); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 3,475 in Wisconsin → Look up another NPI →
Also registered at 700 West Ave S
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Steven Koenen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
Search for license 3778-23Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Mayo Clinic Health System-Southwest Wisconsin Region IncLa Crosse, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Steven Koenen among 3,475 physician assistant records in Wisconsin
Steven Koenen is one of 3,475 physician assistant records with a practice address in Wisconsin. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 53% of them.
- NPI issued2016 · 53% of these records are older, 44% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated2016 · median 2016 among the 2,491 with a school on file
- Record last updated2022 · 38% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
56 physician assistant records list a practice address in La Crosse
They are 56 of the 3,735 NPPES records with a practice address in La Crosse, and 3,475 physician assistant records in Wisconsin.
All 3,475 in Wisconsin → Every provider in La Crosse → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Karen Graham-Burnet, P.A.La Crosse, WI 546011972557841
- Anne Hletko, PA-CLa Crosse, WI 546011124079413
- Kari Jefferson, PA CLa Crosse, WI 546011760457451
- Kaye Johnston, PALa Crosse, WI 546011700882149
- Rebecca Kath, PALa Crosse, WI 546011427054832
- Parker Kelley, PALa Crosse, WI 546011447287271
- Carol Kratz, PA-CLa Crosse, WI 546011124024427
- Douglas Miller, PALa Crosse, WI 546011417952896
Common questions
What is Steven Koenen's NPI number?
Steven Koenen's National Provider Identifier (NPI) is 1578911137, issued on May 24, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Steven Koenen located?
The NPPES record lists a practice address at 700 West Ave S, La Crosse, WI, 54601. Phone: (608) 785-0940. Providers update this record themselves, so call before visiting.
How can I verify Steven Koenen's license?
NPPES lists Wisconsin license number 3778-23, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity 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.