Fredrik Jenssen
Critical Care Medicine (Internal Medicine) Physician · Neenah, WI
Fredrik Jenssen is a critical care medicine (internal medicine) physician with a practice address in Neenah, Wisconsin, and NPI 1881007656, issued on Jun 9, 2014. Check the license (Wisconsin 73751, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Fredrik Jenssen
- Primary taxonomy
- Critical Care Medicine (Internal Medicine) Physician 207RC0200X
- License number
- 73751 WI
Self-reported in NPPES; status is on the state search - Practice location
- 130 2ND St, Neenah, WI 54956
- Phone
- (920) 735-7645
- Enumerated
- Jun 9, 2014
- Entity
- Type 1 · individual
Also registered at 130 2ND St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Lynn Abitz, RD, CDRegistered Dietitian1801011127
- Katelyn Algas, MSOT, OTR/LOccupational Therapist1528673555
- Nicholas AndersonPediatrics Physician1366976409
- Robert Anderson, M.D.Anesthesiology Physician1679672638
- Roshani AryalStudent in an Organized Health Care Education/Training Program1972426435
- Crystal Bales, DNP, RN, CPNPPediatric Nurse Practitioner1376094664
Verify Fredrik Jenssen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 73751Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
One hospital or facility affiliation
- Thedacare, IncorporatedNeenah, WI
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Critical Care Medicine (Internal Medicine) Physician providers in Wisconsin
There are 140 critical care medicine (internal medicine) physician records in Wisconsin.
Other critical care medicine (internal medicine) physician records in Wisconsin
- Majdi Al Nabulsi, MDMilwaukee, WI1063958114
- Abdullah Al Twal, MDMarshfield, WI1780090225
- Muhammad Alkhan, MDJanesville, WI1114950813
- John Almquist, MDAppleton, WI1104810118
- Rodolfo Alpizar-Rivas, MDMilwaukee, WI1427579457
- Matthew Anderson, M.D.Madison, WI1285922567
- Venkata Vijay Anne, MDMilwaukee, WI1972520823
- Femi Ayanrino, MDAppleton, WI1619962180
- Ankita Badhwar, DOMadison, WI1194344796
- Jay Balachandran, MDMequon, WI1396786273
Common questions
What is Fredrik Jenssen's NPI number?
Fredrik Jenssen's National Provider Identifier (NPI) is 1881007656, issued on Jun 9, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Fredrik Jenssen located?
The NPPES record lists a practice address at 130 2ND St, Neenah, WI, 54956. Phone: (920) 735-7645. Providers update this record themselves, so call before visiting.
How can I verify Fredrik Jenssen's license?
NPPES lists Wisconsin license number 73751, 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.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.