Ronald J. Cooper, MD
Family Medicine Physician · Waukesha, WI
Ronald J. Cooper, MD is a family medicine physician with a practice address in Waukesha, Wisconsin, and NPI 1396799615, issued on May 20, 2006. Check the license (Wisconsin 25226, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Ronald J. Cooper
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 25226 WI
Self-reported in NPPES; status is on the state search - Practice location
- 1111 Delafield St, Waukesha, WI 53188
- Phone
- (262) 951-8508
- Enumerated
- May 20, 2006
- Record last updated
- Dec 2, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicaid ID
- 30575600 WI
- Medicare enrollment
- Enrolled (PECOS I20060328000534); accepts Medicare assignment
- Medical or professional school
- Medical College Of Wisconsin, 1982
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 3,765 in Wisconsin → Look up another NPI →
Also registered at 1111 Delafield St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Beth Angsten, M.D.Obstetrics & Gynecology Physician1174596217
- Amy Attwell, MDPediatric Adolescent Medicine Physician1972578383
- April Barron, MS, RD, CSR, CDRegistered Dietitian1144347758
- Stephen Bartos, MDSurgery Physician1083601645
- Gerald Berman, M.D.Internal Medicine Physician1215909734
- Joseph BestOral and Maxillofacial Surgery (Dentist)1881702439
Verify Ronald J. Cooper in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 25226Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.9 times the Medicare Part D claims of the average family medicine physician in 2024
10,419 Medicare Part D claims for 466 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims. 166 claims were for opioids.
Most prescribed
- Atorvastatin Calcium615 claims
- Gabapentin422 claims
- Furosemide409 claims
- Amlodipine Besylate392 claims
- Lisinopril359 claims
- Metoprolol Succinate333 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 100 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Aspirus Medford Hospital And Clinics IncMedford, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ronald J. Cooper among 3,765 family medicine physician records in Wisconsin
Ronald J. Cooper, 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 2006, is newer than 10% of them.
- NPI issued2006 · 10% of these records are older, 46% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated1982 · median 2007 among the 2,347 with a school on file
- Record last updated2020 · 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).
76 family medicine physician records list a practice address in Waukesha
They are 76 of the 2,814 NPPES records with a practice address in Waukesha, and 3,765 family medicine physician records in Wisconsin.
All 3,765 in Wisconsin → Every provider in Waukesha → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- James Dall, MDWaukesha, WI 531881205908159
- Todd Doenier, MDWaukesha, WI 531881265496319
- Paul Doenier, M.D.Waukesha, WI 531881720030489
- Leif Esbensen, MDWaukesha, WI 531881669544508
- Patrick Ginn, M.D.Waukesha, WI 531881265404586
- Susanne Krasovich, MDWaukesha, WI 531881043261886
- Karen Nelson, M.D.Waukesha, WI 531881225097405
- Kenneth Schellhase, MDWaukesha, WI 531881982655452
Common questions
What is Ronald J. Cooper, MD's NPI number?
Ronald J. Cooper, MD's National Provider Identifier (NPI) is 1396799615, issued on May 20, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Ronald J. Cooper, MD located?
The NPPES record lists a practice address at 1111 Delafield St, Waukesha, WI, 53188. Phone: (262) 951-8508. Providers update this record themselves, so call before visiting.
How can I verify Ronald J. Cooper, MD's license?
NPPES lists Wisconsin license number 25226, 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 Ronald J. Cooper, MD prescribe under Medicare Part D?
In 2024, Ronald J. Cooper, MD had 10,419 Medicare Part D claims for 466 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is Ronald J. Cooper, MD's MIPS final score?
The 2023 MIPS final score is 100 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.