Yannis Spiros Lafazanos, DO
Gastroenterology Physician · Niles, IL
Yannis Spiros Lafazanos, DO is a gastroenterology physician with a practice address in Niles, Illinois, and NPI 1538863790, issued on Mar 29, 2023. Check the license (Illinois 036.177328, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Yannis Spiros Lafazanos
- Credential
- DO
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License numbers
- 036.177328 IL
125.081753 IL
Self-reported in NPPES; status is on the state search - Practice location
- 7900 N Milwaukee Ave Ste 19, Niles, IL 60714
- Phone
- (847) 318-9595
- Enumerated
- Mar 29, 2023
- Record last updated
- Apr 6, 2026
- Fax
- (847) 318-9599
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 887 in Illinois → Look up another NPI →
Also registered at 7900 N Milwaukee Ave Ste 19
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Sufyan AbdulmujeebInternal Medicine Physician1013478452
- Sareena Ali, DOGastroenterology Physician1235716762
- Jeffrey Brasky, D.O.Gastroenterology Physician1891976981
- Robin David, MDGastroenterology Physician1588291546
- Rahil Desai, DOGastroenterology Physician1679216113
- Abdul Haseeb, MDGastroenterology Physician1598032989
Verify Yannis Spiros Lafazanos 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 036.177328Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
75% fewer Medicare Part D claims than the average gastroenterology physician in 2024
200 Medicare Part D claims for 76 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D.
Most prescribed
- Losartan Potassium24 claims
- Rosuvastatin Calcium14 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.
Yannis Spiros Lafazanos among 887 gastroenterology physician records in Illinois
Yannis Spiros Lafazanos, DO is one of 887 gastroenterology physician records with a practice address in Illinois. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 98% of them.
- NPI issued2023 · 98% of these records are older, under 1% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileNo · 72% of these records are
- Record last updated2026 · 49% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
20 gastroenterology physician records list a practice address in Niles
They are 20 of the 589 NPPES records with a practice address in Niles, and 887 gastroenterology physician records in Illinois.
All 887 in Illinois → Every provider in Niles → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Jorge Aliaga, M.D.Niles, IL 607141013019504
- Jeffrey Brasky, D.O.Niles, IL 607141891976981
- Juan Engel, MDNiles, IL 607141225122393
- Marc Fine, MDNiles, IL 607141720172729
- Abdul Haseeb, MDNiles, IL 607141598032989
- Samir Kakodkar, M.D.Niles, IL 607141164716577
- Jennifer Kang, M.D.Niles, IL 607141821521766
- Hymie Kavin, MDNiles, IL 607141447328174
Common questions
What is Yannis Spiros Lafazanos, DO's NPI number?
Yannis Spiros Lafazanos, DO's National Provider Identifier (NPI) is 1538863790, issued on Mar 29, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Yannis Spiros Lafazanos, DO located?
The NPPES record lists a practice address at 7900 N Milwaukee Ave Ste 19, Niles, IL, 60714. Phone: (847) 318-9595. Providers update this record themselves, so call before visiting.
How can I verify Yannis Spiros Lafazanos, DO's license?
NPPES lists Illinois license number 036.177328, 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 Yannis Spiros Lafazanos, DO prescribe under Medicare Part D?
In 2024, Yannis Spiros Lafazanos, DO had 200 Medicare Part D claims for 76 beneficiaries; the average among gastroenterology physician prescribers was 811. 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.