Steven J. Szlembarski, DO
Rheumatology Physician · Madison, WI
Steven J. Szlembarski, DO is a rheumatology physician with a practice address in Madison, Wisconsin, and NPI 1760011928, issued on Apr 8, 2020. Check the license (Wisconsin 75748-21, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Steven J. Szlembarski
- Credential
- DO
- Primary taxonomy
- Rheumatology Physician 207RR0500X
- License number
- 75748-21 WI
Self-reported in NPPES; status is on the state search - Practice location
- 1821 S Stoughton RD, Madison, WI 53716
- Phone
- (608) 260-6000
- Enumerated
- Apr 8, 2020
- Record last updated
- Aug 21, 2025
- Fax
- (608) 260-6588
- Medicaid ID
- 1760011928 WI
- Medicare enrollment
- Enrolled (PECOS I20250902000595); accepts Medicare assignment
- Medical or professional school
- Midwestern University, Chicago College Of Osteopathic Med, 2020
- Entity
- Type 1 · individual
8 nearest rheumatology physician records → All 154 in Wisconsin → Look up another NPI →
Also registered at 1821 S Stoughton RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Robert Alt, MDInternal Medicine Physician1578500872
- Darcey Amundson, PA-CPhysician Assistant1588691398
- Richard Armstrong, MDInternal Medicine Physician1689774523
- Wendy Arrington, O.D.Optometrist1750394334
- Bhawani Ballamudi, M.D.Psychiatry Physician1831148691
- Zachary Barber, PTPhysical Therapist1609054212
Verify Steven J. Szlembarski in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 75748-21Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
92% fewer Medicare Part D claims than the average rheumatology physician in 2024
162 Medicare Part D claims for 32 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D.
Most prescribed
- Prednisone45 claims
- Sulfamethoxazole-Trimethoprim11 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
- Dean Health Systems IncMadison, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Steven J. Szlembarski among 154 rheumatology physician records in Wisconsin
Steven J. Szlembarski, DO is one of 154 rheumatology physician records with a practice address in Wisconsin. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 95% of them.
- NPI issued2020 · 95% of these records are older, 3% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2020 · median 2004 among the 97 with a school on file
- Record last updated2025 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RR0500X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Rheumatology Physician providers in Wisconsin
There are 154 rheumatology physician records in Wisconsin.
All 154 in Wisconsin → Every provider in Madison → Rheumatology Physician nationwide →
The 8 rheumatology physician records with the nearest ZIP codes
- Jilaine Bolek Berquist, M.D.Madison, WI 537161346208766
- Jenna McGoldrick, M.D.Madison, WI 537161821415894
- Ilias Oikonomopoulos, M.D.Madison, WI 537161639334832
- Zachary Pruhs, M.D.Madison, WI 537161760537641
- Nguyet-Anh Tran, MDMadison, WI 537161447442355
- Jon Arnason, MDMadison, WI 537171265760433
- Christie Bartels, M.D.Madison, WI 537171093770422
- Carolyn Bell, MDMadison, WI 537171609843226
Common questions
What is Steven J. Szlembarski, DO's NPI number?
Steven J. Szlembarski, DO's National Provider Identifier (NPI) is 1760011928, issued on Apr 8, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Steven J. Szlembarski, DO located?
The NPPES record lists a practice address at 1821 S Stoughton RD, Madison, WI, 53716. Phone: (608) 260-6000. Providers update this record themselves, so call before visiting.
How can I verify Steven J. Szlembarski, DO's license?
NPPES lists Wisconsin license number 75748-21, 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 Steven J. Szlembarski, DO prescribe under Medicare Part D?
In 2024, Steven J. Szlembarski, DO had 162 Medicare Part D claims for 32 beneficiaries; the average among rheumatology physician prescribers was 1,978. 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.