Peter Szachnowski, MD
Rheumatology Physician · Monroe, WI
Peter Szachnowski, MD is a rheumatology physician with a practice address in Monroe, Wisconsin, and NPI 1093809832, issued on Oct 3, 2006. Check the license (Wisconsin 33335, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Peter Szachnowski
- Credential
- MD
- Primary taxonomy
- Rheumatology Physician 207RR0500X
- License numbers
- 33335 WI
036-087875 IL
Self-reported in NPPES; status is on the state search - Practice location
- 515 22ND Ave, Monroe, WI 53566
- Phone
- (608) 324-2000
- Enumerated
- Oct 3, 2006
- Record last updated
- Dec 28, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicaid ID
- 32059600 WI
- Entity
- Type 1 · individual
8 nearest rheumatology physician records → All 154 in Wisconsin → Look up another NPI →
Also registered at 515 22ND Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Melissa Anderson, DNPNurse Practitioner1316546724
- Dorota Andraski, MDInternal Medicine Physician1780605717
Verify Peter Szachnowski in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 33335Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
67% fewer Medicare Part D claims than the average rheumatology physician in 2024
653 Medicare Part D claims for 238 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 64 claims were for opioids.
Most prescribed
- Celecoxib119 claims
- Prednisone86 claims
- Meloxicam84 claims
- Tramadol Hcl60 claims
- Humira(Cf) Pen43 claims
- Methotrexate42 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.
Peter Szachnowski among 154 rheumatology physician records in Wisconsin
Peter Szachnowski, MD 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 2006, is newer than 8% of them.
- NPI issued2006 · 8% of these records are older, 48% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileNo · 63% of these records are
- Record last updated2020 · 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 Monroe → Rheumatology Physician nationwide →
The 8 rheumatology physician records with the nearest ZIP codes
- James Davidson, MDMonroe, WI 535661467476465
- Kevin McKown, MDMiddleton, WI 535621649246679
- Hamid Bashir, MDJanesville, WI 535461225257694
- Steven Maciolek, MDJanesville, WI 535461821031949
- Dimitrios Fanopoulos, MD MPHBeloit, WI 535111326056094
- Sancia Ferguson, M.DMadison, WI 537031497070601
- Christine Sharkey, MDMadison, WI 537031770783797
- Tiffany Lin, M.D.Madison, WI 537051386937803
Common questions
What is Peter Szachnowski, MD's NPI number?
Peter Szachnowski, MD's National Provider Identifier (NPI) is 1093809832, issued on Oct 3, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Peter Szachnowski, MD located?
The NPPES record lists a practice address at 515 22ND Ave, Monroe, WI, 53566. Phone: (608) 324-2000. Providers update this record themselves, so call before visiting.
How can I verify Peter Szachnowski, MD's license?
NPPES lists Wisconsin license number 33335, 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 Peter Szachnowski, MD prescribe under Medicare Part D?
In 2024, Peter Szachnowski, MD had 653 Medicare Part D claims for 238 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.