John Paul Decker, M.D.
Family Medicine Physician · Hayward, WI
John Paul Decker, M.D. is a family medicine physician with a practice address in Hayward, Wisconsin, and NPI 1487696654, issued on Jun 12, 2006. Check the license on the Wisconsin Medical Examining Board; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- John Paul Decker
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 23324 MN
Self-reported in NPPES; status is on the state search - Practice location
- 11128 North State Hwy 77, Hayward, WI 54843
- Phone
- (715) 934-3124
- Enumerated
- Jun 12, 2006
- Record last updated
- Mar 7, 2023
- Fax
- (715) 934-3125
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 3,765 in Wisconsin → Look up another NPI →
Verify John Paul Decker in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining BoardCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
John Paul Decker among 3,765 family medicine physician records in Wisconsin
John Paul Decker, M.D. is one of 3,765 family medicine physician records with a practice address in Wisconsin. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 10% of them.
- NPI issued2006 · 10% of these records are older, 46% newer
- In a Medicare fileNo · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 62% of these records are
- Record last updated2023 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
25 family medicine physician records list a practice address in Hayward
They are 25 of the 273 NPPES records with a practice address in Hayward, and 3,765 family medicine physician records in Wisconsin. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 3,765 in Wisconsin → Every provider in Hayward → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Michele Armstrong, M.D.Hayward, WI 548431487666723
- Rachael Chambers, DOHayward, WI 548431912976952
- Sabrina Dunlap, MDHayward, WI 548431083639892
- Katherine Eichten, MDHayward, WI 548431073735056
- Cynthia Hart, MDHayward, WI 548431295786325
- Julie Kahl, MDHayward, WI 548431225250343
- Brent Kelley, M.D.Hayward, WI 548431750306288
- Harry Malcolm, MDHayward, WI 548431144251166
Common questions
What is John Paul Decker, M.D.'s NPI number?
John Paul Decker, M.D.'s National Provider Identifier (NPI) is 1487696654, issued on Jun 12, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John Paul Decker, M.D. located?
The NPPES record lists a practice address at 11128 North State Hwy 77, Hayward, WI, 54843. Phone: (715) 934-3124. Providers update this record themselves, so call before visiting.
How can I verify John Paul Decker, M.D.'s license?
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), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.