John M. Lopez, M.D.
Internal Medicine Physician · Kenosha, WI
John M. Lopez, M.D. is an internal medicine physician with a practice address in Kenosha, Wisconsin, and NPI 1487677316, issued on Jul 25, 2006. Check the license (Wisconsin 39763-020, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- John M. Lopez
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 39763-020 WI
Self-reported in NPPES; status is on the state search - Practice location
- 10400 75TH St, Kenosha, WI 53142
- Phone
- (262) 948-7000
- Enumerated
- Jul 25, 2006
- Record last updated
- Sep 16, 2024
- Medicaid ID
- 32468500 WI
- Medicare enrollment
- Enrolled (PECOS I20070321000463); accepts Medicare assignment
- Medical or professional school
- Loyola University Of Chicago, Stritch School Of Medicine, 1995
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,078 in Wisconsin → Look up another NPI →
Also registered at 10400 75TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Mary Ames, MDMaternal & Fetal Medicine Physician1215989751
- Alby Antoo, MDFamily Medicine Physician1407864093
- Elizabeth Antoo, MDFamily Medicine Physician1760422240
Verify John M. Lopez in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 39763-020Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.7 times the Medicare Part D claims of the average internal medicine physician in 2024
8,688 Medicare Part D claims for 744 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 61 claims were for opioids.
Most prescribed
- Atorvastatin Calcium729 claims
- Amlodipine Besylate512 claims
- Levothyroxine Sodium417 claims
- Omeprazole296 claims
- Pravastatin Sodium235 claims
- Losartan Potassium232 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.Kenosha, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
John M. Lopez among 2,078 internal medicine physician records in Wisconsin
John M. Lopez, M.D. is one of 2,078 internal medicine physician records with a practice address in Wisconsin. 70% 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 9% of them.
- NPI issued2006 · 9% of these records are older, 46% newer
- In a Medicare fileYes · 70% of these records are
- In the CMS Doctors and Clinicians fileYes · 53% of these records are
- Graduated1995 · median 2002 among the 1,098 with a school on file
- Record last updated2024 · 55% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
31 internal medicine physician records list a practice address in Kenosha
They are 31 of the 1,852 NPPES records with a practice address in Kenosha, and 2,078 internal medicine physician records in Wisconsin.
All 2,078 in Wisconsin → Every provider in Kenosha → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Geetha Bandealy, MDKenosha, WI 531421568470284
- Kristen Chavez, DOKenosha, WI 531421316470099
- Diana David, MDKenosha, WI 531421649386574
- Zebi Fatima, MDKenosha, WI 531421063074011
- Scott Feldy, DOKenosha, WI 531421245345305
- Nina Kayeum, MDKenosha, WI 531421558478081
- Omar Kazmi, D.O.Kenosha, WI 531421215227251
- Rodrigo Mata, M.D.Kenosha, WI 531421033148176
Common questions
What is John M. Lopez, M.D.'s NPI number?
John M. Lopez, M.D.'s National Provider Identifier (NPI) is 1487677316, issued on Jul 25, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John M. Lopez, M.D. located?
The NPPES record lists a practice address at 10400 75TH St, Kenosha, WI, 53142. Phone: (262) 948-7000. Providers update this record themselves, so call before visiting.
How can I verify John M. Lopez, M.D.'s license?
NPPES lists Wisconsin license number 39763-020, 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 John M. Lopez, M.D. prescribe under Medicare Part D?
In 2024, John M. Lopez, M.D. had 8,688 Medicare Part D claims for 744 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.