Kay F. Johnson-Keys, MD
Obstetrics & Gynecology Physician · Janesville, WI
Kay F. Johnson-Keys, MD is an obstetrics & gynecology physician with a practice address in Janesville, Wisconsin, and NPI 1043247190, issued on Jun 26, 2006. Check the license (Wisconsin 63731-20, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Kay F. Johnson-Keys
- Credential
- MD
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License numbers
- 63731-20 WI
01059804A IN
Self-reported in NPPES; status is on the state search - Practice location
- 3400 E Racine St, Janesville, WI 53546
- Phone
- (608) 373-8000
- Enumerated
- Jun 26, 2006
- Record last updated
- Apr 12, 2023
- Fax
- (608) 371-8928
- Medicaid IDs
- 200501040 IN
2920361 OH - Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 796 in Wisconsin → Look up another NPI →
Also registered at 3400 E Racine St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Kay F. Johnson-Keys in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 63731-20Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Most of these Medicare Part D claims are vaccines, 100% of the cost of the top drugs
44 Medicare Part D claims for 20 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 50% of claims.
Most prescribed
Pharmacies often give vaccines under a standing order that names one clinician, and CMS counts every such claim under that clinician's NPI. These claims are therefore not a measure of this clinician's own prescribing.
- Arexvy11 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.
Kay F. Johnson-Keys among 796 obstetrics & gynecology physician records in Wisconsin
Kay F. Johnson-Keys, MD is one of 796 obstetrics & gynecology physician records with a practice address in Wisconsin. 71% 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 10% of them.
- NPI issued2006 · 10% of these records are older, 47% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileNo · 60% of these records are
- Record last updated2023 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Obstetrics & Gynecology Physician providers in Wisconsin
There are 796 obstetrics & gynecology physician records in Wisconsin.
All 796 in Wisconsin → Every provider in Janesville → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Tyler Boschuetz, MDJanesville, WI 535461063809416
- Noreen King, MDJanesville, WI 535461184664773
- Kristin Miller, DOJanesville, WI 535461124004684
- Dale Rozeboom, MDJanesville, WI 535461346281656
- Mark Torres, D.O.Janesville, WI 535461124026208
- Edward Miller, MDJanesville, WI 535451619045671
- Jill Cousino, D.O.Janesville, WI 535481154587277
- Katheryn Kaldor, DOJanesville, WI 535481700922754
Common questions
What is Kay F. Johnson-Keys, MD's NPI number?
Kay F. Johnson-Keys, MD's National Provider Identifier (NPI) is 1043247190, issued on Jun 26, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Kay F. Johnson-Keys, MD located?
The NPPES record lists a practice address at 3400 E Racine St, Janesville, WI, 53546. Phone: (608) 373-8000. Providers update this record themselves, so call before visiting.
How can I verify Kay F. Johnson-Keys, MD's license?
NPPES lists Wisconsin license number 63731-20, 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 Kay F. Johnson-Keys, MD prescribe under Medicare Part D?
In 2024, Kay F. Johnson-Keys, MD had 44 Medicare Part D claims for 20 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.