NPPES file of Aug 9, 2026

Janna A. Kroiss, D.O.

Family Medicine Physician · Two Rivers, WI

Janna A. Kroiss, D.O. is a family medicine physician with a practice address in Two Rivers, Wisconsin, and NPI 1063831022, issued on Apr 7, 2014. Check the license (Wisconsin 64626, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1063831022
Name
Janna A. Kroiss
Credential
D.O.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
64626 WI
Self-reported in NPPES; status is on the state search
Practice location
2219 Garfield St, Two Rivers, WI 54241
Phone
(920) 793-2281
Enumerated
Apr 7, 2014
Record last updated
Oct 14, 2024
Medicaid ID
100048803 WI
Medicare enrollment
Enrolled (PECOS I20151030000388); may accept Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 2219 Garfield St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Madelyn Boney, NPNurse Practitioner1144006560
  2. John Christianson, NPNurse Practitioner1700612744
  3. Alfredo Diaz, MDInternal Medicine Physician1902911159
  4. Mary Gospodarek, APNPNurse Practitioner1386683563
  5. Julia Hester-Diaz, MDFamily Medicine Physician1386751998
  6. Samantha Klinkner, NPNurse Practitioner1942617220

Verify Janna A. Kroiss in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 64626
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Wisconsin license search

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2.7 times the Medicare Part D claims of the average family medicine physician in 2024

9,475 Medicare Part D claims for 528 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 83 claims were for opioids.

  1. Janna Kroiss9,475
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium457 claims
  2. Omeprazole406 claims
  3. Lisinopril389 claims
  4. Levothyroxine Sodium365 claims
  5. Rosuvastatin Calcium344 claims
  6. Amlodipine Besylate328 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 2 group practices

  1. Aamg Reach PLLCKenosha, WI
  2. Aurora Medical Group, Inc.Two Rivers, WI

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

6 family medicine physician records list a practice address in Two Rivers

They are 6 of the 251 NPPES records with a practice address in Two Rivers, and 3,765 family medicine physician records in Wisconsin.

Other family medicine physician records in Wisconsin

  1. Ashraf AbbasAppleton, WI1558723775
  2. Ghudran Abdulal, MDNew Berlin, WI1083622666
  3. Yusuf Abdullah, DOSun Prairie, WI1437788478
  4. Vanessa Abejuela-Matt, D.O.Mount Pleasant, WI1558687749
  5. Emily Abeyta, MDWaukesha, WI1386905107
  6. Jeanette Abraham, MDWeston, WI1205895810
  7. Sarada Abraham, M.D.Oconomowoc, WI1962851972
  8. Kirsten Abramson, MDMadison, WI1417909979
  9. Alexandra Adams, MD PHDMadison, WI1184689291
  10. David AdamsMadison, WI1992986897

Common questions

What is Janna A. Kroiss, D.O.'s NPI number?

Janna A. Kroiss, D.O.'s National Provider Identifier (NPI) is 1063831022, issued on Apr 7, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Janna A. Kroiss, D.O. located?

The NPPES record lists a practice address at 2219 Garfield St, Two Rivers, WI, 54241. Phone: (920) 793-2281. Providers update this record themselves, so call before visiting.

How can I verify Janna A. Kroiss, D.O.'s license?

NPPES lists Wisconsin license number 64626, 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 Janna A. Kroiss, D.O. prescribe under Medicare Part D?

In 2024, Janna A. Kroiss, D.O. had 9,475 Medicare Part D claims for 528 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.