David A. Janssen, M.D.
Plastic Surgery Physician · Oshkosh, WI
David A. Janssen, M.D. is a plastic surgery physician with a practice address in Oshkosh, Wisconsin, and NPI 1366420812, issued on Jan 5, 2006. Check the license (Wisconsin 34699-20, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- David A. Janssen
- Credential
- M.D.
- Primary taxonomy
- Plastic Surgery Physician 208200000X
- License number
- 34699-20 WI
Self-reported in NPPES; status is on the state search - Practice location
- 2400 Witzel Ave Ste A, Oshkosh, WI 54904
- Phone
- (920) 233-1540
- Enumerated
- Jan 5, 2006
- Record last updated
- Jul 10, 2024
- Fax
- (920) 651-6951
- Medicare enrollment
- Enrolled (PECOS I20101006001176); accepts Medicare assignment
- Medical or professional school
- University Of Wisconsin School Of Medicine, 1986
- Entity
- Type 1 · individual
8 nearest plastic surgery physician records → All 93 in Wisconsin → Look up another NPI →
Also registered at 2400 Witzel Ave Ste A
A shared address usually means a shared clinic or building; it does not show who employs whom.
- William Doubek, M.D.Plastic Surgery Physician1457339913
- Jason Garrow, P.A.Surgical Physician Assistant1720030471
- Ashleigh Ledet, PA-CPhysician Assistant1386228716
- Lauren Sullivan, NPNurse Practitioner1083960843
Verify David A. Janssen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 34699-20Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
14% more Medicare Part D claims than the average plastic surgery physician in 2024
106 Medicare Part D claims for 33 beneficiaries, against an average of 93 among the 3,527 providers of this specialty who prescribed in Part D.
Most prescribed
- Progesterone87 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.
Industry payments in 2024: $371.75
9 payments; by number, the most common kind was food and beverage; the largest payer was Integra LifeSciences Corporation. The 3,683 providers of this specialty with any payment received $5,316.31 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Fox Valley Plastic Surgery, S.C.Oshkosh, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
David A. Janssen among 93 plastic surgery physician records in Wisconsin
David A. Janssen, M.D. is one of 93 plastic surgery physician records with a practice address in Wisconsin. 83% 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 9% of them.
- NPI issued2006 · 9% of these records are older, 57% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated1986 · median 2008 among the 59 with a school on file
- Record last updated2024 · 46% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208200000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Plastic Surgery Physician providers in Wisconsin
There are 93 plastic surgery physician records in Wisconsin.
All 93 in Wisconsin → Every provider in Oshkosh → Plastic Surgery Physician nationwide →
The 8 plastic surgery physician records with the nearest ZIP codes
- William Doubek, M.D.Oshkosh, WI 549041457339913
- Brian Kiesnowski, MDAppleton, WI 549131285607317
- Andrew Regent-Smith, MDNeenah, WI 549561669978144
- Yvonne Pierpont, MDEau Claire, WI 547031972765121
- Jordan Bruce, MDLa Crosse, WI 546011700306347
- Allison Derrick, M.D.La Crosse, WI 546011851520100
- Michael Harl, MDMarshfield, WI 544491396830030
- Brad Morrow, MDMarshfield, WI 544491659691228
Common questions
What is David A. Janssen, M.D.'s NPI number?
David A. Janssen, M.D.'s National Provider Identifier (NPI) is 1366420812, issued on Jan 5, 2006. An NPI identifies a provider in billing; it is not a license.
Where is David A. Janssen, M.D. located?
The NPPES record lists a practice address at 2400 Witzel Ave Ste A, Oshkosh, WI, 54904. Phone: (920) 233-1540. Providers update this record themselves, so call before visiting.
How can I verify David A. Janssen, M.D.'s license?
NPPES lists Wisconsin license number 34699-20, 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 David A. Janssen, M.D. prescribe under Medicare Part D?
In 2024, David A. Janssen, M.D. had 106 Medicare Part D claims for 33 beneficiaries; the average among plastic surgery physician prescribers was 93. 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.