Sonia P. Sychay, M.D.
Family Medicine Physician · Willowbrook, IL
Sonia P. Sychay, M.D. is a family medicine physician with a practice address in Willowbrook, Illinois, and NPI 1902894553, issued on Oct 7, 2005. Check the license on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Sonia P. Sychay
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- Practice location
- 6628 Sheffield LN, Willowbrook, IL 60527
- Phone
- (773) 651-9200
- Enumerated
- Oct 7, 2005
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (773) 651-9203
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 6,215 in Illinois → Look up another NPI →
Verify Sonia P. Sychay in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional RegulationCheck 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
12 Medicare Part D claims, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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: $118.51
1 payment: food and beverage; the largest payer was Exelixis Inc. 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.
Sonia P. Sychay among 6,215 family medicine physician records in Illinois
Sonia P. Sychay, M.D. is one of 6,215 family medicine physician records with a practice address in Illinois. 78% 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, 91% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileNo · 60% of these records are
- Record last updated2007 · 54% 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 Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
9 family medicine physician records list a practice address in Willowbrook
They are 9 of the 453 NPPES records with a practice address in Willowbrook, and 6,215 family medicine physician records in Illinois.
All 6,215 in Illinois → Every provider in Willowbrook → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Candice Anderson, MDBurr Ridge, IL 605271851361885
- Anthony Bilotta, D.O.Willowbrook, IL 605271407872500
- Dina Desai, M.D.Willowbrook, IL 605271487678454
- Robert Duch, M.D.Burr Ridge, IL 605271609935436
- Sagun Gautam, MDWillowbrook, IL 605271205049046
- John Heyer, DOWillowbrook, IL 605271750310363
- Patricia Higgins, D.O.Burr Ridge, IL 605271154476299
- Kiran Joshi, MDWillowbrook, IL 605271437225729
Common questions
What is Sonia P. Sychay, M.D.'s NPI number?
Sonia P. Sychay, M.D.'s National Provider Identifier (NPI) is 1902894553, issued on Oct 7, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Sonia P. Sychay, M.D. located?
The NPPES record lists a practice address at 6628 Sheffield LN, Willowbrook, IL, 60527. Phone: (773) 651-9200. Providers update this record themselves, so call before visiting.
How can I verify Sonia P. Sychay, M.D.'s license?
Search the Illinois Department of Financial and Professional Regulation at https://idfpr.illinois.gov/checklicense.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Sonia P. Sychay, M.D. prescribe under Medicare Part D?
In 2024, Sonia P. Sychay, M.D. had 12 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.