Amer Alsamman, MD
Gastroenterology Physician · Olympia Fields, IL
Amer Alsamman, MD is a gastroenterology physician with a practice address in Olympia Fields, Illinois, and NPI 1558701540, issued on Jul 5, 2013. Check the license (Illinois 036169376, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Amer Alsamman
- Credential
- MD
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License numbers
- 036169376 IL
184601 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3700 W 203RD St Ste 201, Olympia Fields, IL 60461
- Phone
- (708) 852-2780
- Enumerated
- Jul 5, 2013
- Record last updated
- Jul 18, 2024
- Fax
- (708) 747-3628
- Medicare enrollment
- Enrolled (PECOS I20240804000079); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 887 in Illinois → Look up another NPI →
Also registered at 3700 W 203RD St Ste 201
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Sangeet Dhillon-Jhattu, M.D.Nephrology Physician1912240797
- Adrienne Fregia, MDGastroenterology Physician1477653111
- Ira Kumar, M.D.Pediatrics Physician1528026432
- Matthew Martens, D.O.Surgery Physician1275761603
- Young-Il Ro, M.D.Neurology Physician1659335495
Verify Amer Alsamman 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 036169376Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
63% fewer Medicare Part D claims than the average gastroenterology physician in 2024
297 Medicare Part D claims for 179 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.
Most prescribed
- Gavilyte-G61 claims
- Omeprazole59 claims
- Pantoprazole Sodium38 claims
- Peg-3350 And Electrolytes19 claims
- Esomeprazole Magnesium16 claims
- Gavilyte-C13 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: $3,311.11
32 payments; by number, the most common kind was food and beverage; the largest payer was Boston Scientific Corporation. The 13,350 providers of this specialty with any payment received $5,015.95 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.
Bills Medicare through one group practice
- Specialty Physicians OF Illinois LLCOlympia Fields, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Amer Alsamman among 887 gastroenterology physician records in Illinois
Amer Alsamman, MD 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 2013, is newer than 71% of them.
- NPI issued2013 · 71% of these records are older, 26% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated2011 · median 2003 among the 643 with a school on file
- Record last updated2024 · 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).
7 gastroenterology physician records list a practice address in Olympia Fields
They are 7 of the 684 NPPES records with a practice address in Olympia Fields, and 887 gastroenterology physician records in Illinois.
All 887 in Illinois → Every provider in Olympia Fields → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Richard Aaronson, M.D.Olympia Fields, IL 604611578520656
- Nicholas BaurOlympia Fields, IL 604611144783309
- Adrienne Fregia, MDOlympia Fields, IL 604611477653111
- Mustafa Nawaz, D.O.Olympia Fields, IL 604611245597475
- Pinhas Sharon, MDOlympia Fields, IL 604611295759645
- Tilemahos Spyratos, D.O.Olympia Fields, IL 604611295055291
- Ahmad Alkaddour, M.D.Orland Park, IL 604621659660272
- Jatinder Goyal, MDOrland Park, IL 604621760772925
Common questions
What is Amer Alsamman, MD's NPI number?
Amer Alsamman, MD's National Provider Identifier (NPI) is 1558701540, issued on Jul 5, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Amer Alsamman, MD located?
The NPPES record lists a practice address at 3700 W 203RD St Ste 201, Olympia Fields, IL, 60461. Phone: (708) 852-2780. Providers update this record themselves, so call before visiting.
How can I verify Amer Alsamman, MD's license?
NPPES lists Illinois license number 036169376, 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 Amer Alsamman, MD prescribe under Medicare Part D?
In 2024, Amer Alsamman, MD had 297 Medicare Part D claims for 179 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.