Thomas John Shewczyk, MD
Family Medicine Physician · Cedarburg, WI
Thomas John Shewczyk, MD is a family medicine physician with a practice address in Cedarburg, Wisconsin, and NPI 1013007046, issued on Oct 13, 2006. Check the license (Wisconsin 19364, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Thomas John Shewczyk
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 19364 WI
Self-reported in NPPES; status is on the state search - Practice location
- 4922 Columbia Road, Cedarburg, WI 53012
- Phone
- (262) 375-1580
- Enumerated
- Oct 13, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (262) 375-9452
- Medicaid ID
- 31156200 WI
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 3,765 in Wisconsin → Look up another NPI →
Verify Thomas John Shewczyk in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 19364Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average family medicine physician in 2024
20 Medicare Part D claims, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
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.
Thomas John Shewczyk among 3,765 family medicine physician records in Wisconsin
Thomas John Shewczyk, MD is one of 3,765 family medicine physician records with a practice address in Wisconsin. 75% 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 10% of them.
- NPI issued2006 · 10% of these records are older, 46% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 62% of these records are
- Record last updated2007 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
6 family medicine physician records list a practice address in Cedarburg
They are 6 of the 254 NPPES records with a practice address in Cedarburg, and 3,765 family medicine physician records in Wisconsin.
All 3,765 in Wisconsin → Every provider in Cedarburg → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Daniel Duffy, MDCedarburg, WI 530121235191511
- Maria Mendoza-Lemes, MDCedarburg, WI 530121598843021
- Donald Meyer, D.O.Cedarburg, WI 530121437124617
- Melanie Thompson, M.D.Cedarburg, WI 530121417920828
- Emily Valkenburgh, M.D.Cedarburg, WI 530121376860627
- Brian Demaster, MDCedar Grove, WI 530131043325293
- Andrew Beine, MDChilton, WI 530141194256040
- Christine Bockhorn, MDChilton, WI 530141518951425
Common questions
What is Thomas John Shewczyk, MD's NPI number?
Thomas John Shewczyk, MD's National Provider Identifier (NPI) is 1013007046, issued on Oct 13, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Thomas John Shewczyk, MD located?
The NPPES record lists a practice address at 4922 Columbia Road, Cedarburg, WI, 53012. Phone: (262) 375-1580. Providers update this record themselves, so call before visiting.
How can I verify Thomas John Shewczyk, MD's license?
NPPES lists Wisconsin license number 19364, 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 Thomas John Shewczyk, MD prescribe under Medicare Part D?
In 2024, Thomas John Shewczyk, MD had 20 Medicare Part D claims; the average among family medicine physician prescribers was 3,544. 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.