Joseph S. Brantman, M.D.
Emergency Medicine Physician · Lake Geneva, WI
Joseph S. Brantman, M.D. is an emergency medicine physician with a practice address in Lake Geneva, Wisconsin, and NPI 1982090676, issued on Apr 9, 2015. Check the license (Wisconsin 67362, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Joseph S. Brantman
- Credential
- M.D.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- 67362 WI
Self-reported in NPPES; status is on the state search - Practice location
- Mercy Walworth Medical Center, Lake Geneva, WI 53147
- Phone
- (262) 245-2230
- Enumerated
- Apr 9, 2015
- Record last updated
- Jan 7, 2026
- Medicaid ID
- 100047345 WI
- Medicare enrollment
- Enrolled (PECOS I20180716001299); accepts Medicare assignment
- Entity
- Type 1 · individual
Verify Joseph S. Brantman in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 67362Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
21% fewer Medicare Part D claims than the average emergency medicine physician in 2024
179 Medicare Part D claims for 126 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 30 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen27 claims
- Cephalexin18 claims
- Amoxicillin-Clavulanate Potass14 claims
- Ondansetron Odt11 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.Elkhorn, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
10 emergency medicine physician records list a practice address in Lake Geneva
They are 10 of the 366 NPPES records with a practice address in Lake Geneva, and 1,464 emergency medicine physician records in Wisconsin.
All 10 in Lake Geneva → All 1,464 in Wisconsin → Every provider in Lake Geneva →
Other emergency medicine physician records in Wisconsin
- Hythem Abad, DOPortage, WI1548799455
- Alan Abdulla, D.O.Waukesha, WI1508164419
- Krystyna Abdulla, DONew Berlin, WI1205146578
- Abdulmoniem Abdulmoniem, M.D.Elkhorn, WI1194175042
- Justine Abel, DOEau Claire, WI1861830507
- Michael Abernethy, MDMadison, WI1013972579
- Meinkeng Acha-Morfaw, MDMadison, WI1467934836
- Manish Acharya, M.D.Milwaukee, WI1437129715
- Axel AdamsMadison, WI1366905192
- Eric Adar, MDWauwatosa, WI1255325726
Common questions
What is Joseph S. Brantman, M.D.'s NPI number?
Joseph S. Brantman, M.D.'s National Provider Identifier (NPI) is 1982090676, issued on Apr 9, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Joseph S. Brantman, M.D. located?
The NPPES record lists a practice address at Mercy Walworth Medical Center, Lake Geneva, WI, 53147. Phone: (262) 245-2230. Providers update this record themselves, so call before visiting.
How can I verify Joseph S. Brantman, M.D.'s license?
NPPES lists Wisconsin license number 67362, 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 Joseph S. Brantman, M.D. prescribe under Medicare Part D?
In 2024, Joseph S. Brantman, M.D. had 179 Medicare Part D claims for 126 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.