Maria J. Douros, DO
Family Medicine Physician · Westmont, IL
Maria J. Douros, DO is a family medicine physician with a practice address in Westmont, Illinois, and NPI 1700873106, issued on Sep 30, 2005. Check the license (Illinois 036112744, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Maria J. Douros
- Credential
- DO
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 036112744 IL
Self-reported in NPPES; status is on the state search - Practice location
- 801 N Cass Ave Ste 300, Westmont, IL 60559
- Phone
- (630) 348-3840
- Enumerated
- Sep 30, 2005
- Record last updated
- Aug 29, 2023
- Fax
- (630) 963-6239
- Medicaid ID
- 036112744 IL
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 6,215 in Illinois → Look up another NPI →
Also registered at 801 N Cass Ave Ste 300
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Craig Anderson, M.D.Family Medicine Physician1326025347
- Therese Bell, MSN, APRN, FNP-CNurse Practitioner1881239549
- Gina Drugas, MDFamily Medicine Physician1760457253
- Brett Hampson, M.D.Family Medicine Physician1619922705
- Emily Heuermann, DPTPhysical Therapist1922669589
- Masood Khan, MDFamily Medicine Physician1447784517
Verify Maria J. Douros in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
Search for license 036112744Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
89% fewer Medicare Part D claims than the average family medicine physician in 2024
405 Medicare Part D claims for 71 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims.
Most prescribed
- Metformin Hcl Er75 claims
- Atorvastatin Calcium31 claims
- Levothyroxine Sodium31 claims
- Topiramate28 claims
- Hydrochlorothiazide17 claims
- Irbesartan17 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: $21.16
1 payment: food and beverage; the largest payer was Abbvie 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.
Maria J. Douros among 6,215 family medicine physician records in Illinois
Maria J. Douros, DO 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 updated2023 · 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).
19 family medicine physician records list a practice address in Westmont
They are 19 of the 814 NPPES records with a practice address in Westmont, and 6,215 family medicine physician records in Illinois.
All 6,215 in Illinois → Every provider in Westmont → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Craig Anderson, M.D.Westmont, IL 605591326025347
- Anthony Auriemma, M.D., J.D.Westmont, IL 605591578507562
- Paul Bicek, M.D.Westmont, IL 605591578557716
- Gina Drugas, MDWestmont, IL 605591760457253
- Brett Hampson, M.D.Westmont, IL 605591619922705
- Robert Janowitz, MDWestmont, IL 605591225004492
- Maris McIntyre, D.O.Westmont, IL 605591063652204
- Amee Mehta, M.DWestmont, IL 605591306133376
Common questions
What is Maria J. Douros, DO's NPI number?
Maria J. Douros, DO's National Provider Identifier (NPI) is 1700873106, issued on Sep 30, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Maria J. Douros, DO located?
The NPPES record lists a practice address at 801 N Cass Ave Ste 300, Westmont, IL, 60559. Phone: (630) 348-3840. Providers update this record themselves, so call before visiting.
How can I verify Maria J. Douros, DO's license?
NPPES lists Illinois license number 036112744, as entered by the provider. 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 Maria J. Douros, DO prescribe under Medicare Part D?
In 2024, Maria J. Douros, DO had 405 Medicare Part D claims for 71 beneficiaries; 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.