Gonzalo Madrigal, MD
Family Medicine Physician · Oshkosh, WI
Gonzalo Madrigal, MD is a family medicine physician with a practice address in Oshkosh, Wisconsin, and NPI 1821550716, issued on Apr 1, 2019. Check the license (Wisconsin 75359, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Gonzalo Madrigal
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 75359 WI
Self-reported in NPPES; status is on the state search - Practice location
- 855 N Westhaven Dr, Oshkosh, WI 54904
- Phone
- (920) 303-8700
- Enumerated
- Apr 1, 2019
- Record last updated
- Apr 6, 2023
- Medicaid ID
- 100171925 WI
- Medicare enrollment
- Enrolled (PECOS I20220728003373); accepts Medicare assignment
- Medical or professional school
- Ponce School Of Medicine, 2019
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 3,765 in Wisconsin → Look up another NPI →
Also registered at 855 N Westhaven Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Gonzalo Madrigal in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 75359Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
43% fewer Medicare Part D claims than the average family medicine physician in 2024
2,035 Medicare Part D claims for 197 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 27 claims were for opioids.
Most prescribed
- Atorvastatin Calcium95 claims
- Losartan Potassium93 claims
- Levothyroxine Sodium84 claims
- Metoprolol Succinate70 claims
- Omeprazole69 claims
- Amlodipine Besylate61 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 one group practice
- Aurora Medical Group, Inc.Oshkosh, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gonzalo Madrigal among 3,765 family medicine physician records in Wisconsin
Gonzalo Madrigal, MD 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. Its NPI, issued in 2019, is newer than 86% of them.
- NPI issued2019 · 86% of these records are older, 11% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2019 · median 2007 among the 2,347 with a school on file
- 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).
52 family medicine physician records list a practice address in Oshkosh
They are 52 of the 1,527 NPPES records with a practice address in Oshkosh, and 3,765 family medicine physician records in Wisconsin.
All 3,765 in Wisconsin → Every provider in Oshkosh → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Jon Carlson, MDOshkosh, WI 549041639188782
- Matthew Fischer, MDOshkosh, WI 549041962517011
- Pamela House, MDOshkosh, WI 549041851408470
- Rimas Janusonis, MDOshkosh, WI 549041558389890
- Daniel Kaiser, MDOshkosh, WI 549041437133824
- Michael Knier, MDOshkosh, WI 549041861509309
- Phyllis Lee, MDOshkosh, WI 549041124010749
- Gregory Long, MDOshkosh, WI 549041720008881
Common questions
What is Gonzalo Madrigal, MD's NPI number?
Gonzalo Madrigal, MD's National Provider Identifier (NPI) is 1821550716, issued on Apr 1, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Gonzalo Madrigal, MD located?
The NPPES record lists a practice address at 855 N Westhaven Dr, Oshkosh, WI, 54904. Phone: (920) 303-8700. Providers update this record themselves, so call before visiting.
How can I verify Gonzalo Madrigal, MD's license?
NPPES lists Wisconsin license number 75359, 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 Gonzalo Madrigal, MD prescribe under Medicare Part D?
In 2024, Gonzalo Madrigal, MD had 2,035 Medicare Part D claims for 197 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.