Mary Bister, M.D.
Emergency Medicine Physician · Hartford, WI
Mary Bister, M.D. is an emergency medicine physician with a practice address in Hartford, Wisconsin, and NPI 1144546086, issued on Apr 16, 2010. Check the license on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Mary Bister
- Credential
- M.D.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- Practice location
- 1640 E Sumner St, Hartford, WI 53027
- Phone
- (262) 670-4000
- Enumerated
- Apr 16, 2010
- Entity
- Type 1 · individual
Also registered at 1640 E Sumner St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kimberly Beimel, PTAPhysical Therapy Assistant1417102989
- James Bencivenga, MDOccupational Medicine Physician1659304434
- Jill Bley Klink, LPCProfessional Counselor1891832283
- Brianna Bobber, DOPediatrics Physician1235792664
- Britta Braden, PAPhysician Assistant1083650709
- Nicholas Brahm, DOFamily Medicine Physician1245414861
Verify Mary Bister 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
43% fewer Medicare Part D claims than the average emergency medicine physician in 2024
204 Medicare Part D claims for 151 beneficiaries, against an average of 355 among the 49,029 providers of this specialty who prescribed in Part D. 29 claims were for opioids.
Most prescribed
- Cephalexin33 claims
- Prednisone18 claims
- Oxycodone-Acetaminophen16 claims
- Doxycycline Hyclate14 claims
- Azithromycin11 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.
Industry payments in 2024: $20.00
1 payment, mostly education; the largest payer was Csl Behring. The 12,165 providers of this specialty with any payment received $1,340.71 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
17 emergency medicine physician records list a Hartford practice address
They are 17 of the 269 NPPES records with a Hartford practice address, and 1,420 emergency medicine physician records in Wisconsin.
All 17 in Hartford → All 1,420 in Wisconsin → Every provider in Hartford →
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
- Denise Abernethy, M.D.Oak Creek, WI1376718650
- Michael Abernethy, MDMadison, WI1013972579
- Meinkeng Acha-Morfaw, MDMadison, WI1467934836
- Manish Acharya, M.D.Milwaukee, WI1437129715
- Axel AdamsMadison, WI1366905192
Common questions
What is Mary Bister, M.D.'s NPI number?
Mary Bister, M.D.'s National Provider Identifier (NPI) is 1144546086, issued on Apr 16, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Mary Bister, M.D. located?
The NPPES record lists a practice address at 1640 E Sumner St, Hartford, WI, 53027. Phone: (262) 670-4000. Providers update this record themselves, so call before visiting.
How can I verify Mary Bister, 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.
How much does Mary Bister, M.D. prescribe under Medicare Part D?
In 2024, Mary Bister, M.D. had 204 Medicare Part D claims for 151 beneficiaries; the average among emergency medicine physician prescribers was 355. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.