Kenneth Sowinski, MD
Family Medicine Physician · Winchester, IN
Kenneth Sowinski, MD is a family medicine physician with a practice address in Winchester, Indiana, and NPI 1811990393, issued on May 27, 2005. Check the license (Indiana 01044373A, as entered in NPPES) on the Medical Licensing Board of Indiana; the Medicare figures below come from public CMS files.
- Name
- Kenneth Sowinski
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 01044373A IN
Self-reported in NPPES; status is on the state search - Practice location
- 409 E Greenville Ave, Winchester, IN 47394
- Phone
- (765) 584-0480
- Enumerated
- May 27, 2005
- Record last updated
- Oct 16, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (765) 584-0470
- Medicaid IDs
- 200045780 IN
0189120 OH - Entity
- Type 1 · individual
8 nearest family medicine physician records → All 3,506 in Indiana → Look up another NPI →
Also registered at 409 E Greenville Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Michael Eifrid, MDObstetrics & Gynecology Physician1437105871
- Andrew Felman, DOObstetrics & Gynecology Physician1962840801
- Ronald Gibb, LCSWMarriage & Family Therapist1164423059
Verify Kenneth Sowinski in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Licensing Board of Indiana
Search for license 01044373ACheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
100% fewer Medicare Part D claims than the average family medicine physician in 2024
11 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.
Industry payments in 2024: $180.49
9 payments; by number, the most common kind was food and beverage; the largest payer was Lilly USA, LLC. The 55,478 providers of this specialty with any payment received $902.55 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.
Kenneth Sowinski among 3,506 family medicine physician records in Indiana
Kenneth Sowinski, MD is one of 3,506 family medicine physician records with a practice address in Indiana. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 81% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileNo · 63% of these records are
- Record last updated2014 · 48% 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 Indiana 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 Winchester
They are 6 of the 130 NPPES records with a practice address in Winchester, and 3,506 family medicine physician records in Indiana.
All 3,506 in Indiana → Every provider in Winchester → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Thomas Chapin, D.O.Winchester, IN 473941083678395
- Greg Gobrecht, MDWinchester, IN 473941730163874
- Christine Miller, DOWinchester, IN 473941750085700
- Alison Syme, MDWinchester, IN 473941043210453
- Kenneth Watkins, MDWinchester, IN 473941235121963
- Mark Litz, M.D.Yorktown, IN 473961326013327
- Eric Westergren, DOYorktown, IN 473961073975041
- Lorenzo Somma, MDUnion City, IN 473901205240710
Common questions
What is Kenneth Sowinski, MD's NPI number?
Kenneth Sowinski, MD's National Provider Identifier (NPI) is 1811990393, issued on May 27, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Kenneth Sowinski, MD located?
The NPPES record lists a practice address at 409 E Greenville Ave, Winchester, IN, 47394. Phone: (765) 584-0480. Providers update this record themselves, so call before visiting.
How can I verify Kenneth Sowinski, MD's license?
NPPES lists Indiana license number 01044373A, as entered by the provider. Search the Medical Licensing Board of Indiana at https://www.in.gov/pla/professions/physicians-home/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Kenneth Sowinski, MD prescribe under Medicare Part D?
In 2024, Kenneth Sowinski, MD had 11 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.