Roy El Koussa
Internal Medicine Physician · Rockford, IL
Roy El Koussa is an internal medicine physician with a practice address in Rockford, Illinois, and NPI 1518543065, issued on Mar 23, 2021. Check the license (Illinois 036.168094, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Roy El Koussa
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 036.168094 IL
Self-reported in NPPES; status is on the state search - Practice location
- Mercyhealth Mulford, Rockford, IL 61107
- Phone
- (815) 971-2000
- Enumerated
- Mar 23, 2021
- Record last updated
- Jul 3, 2024
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 7,238 in Illinois → Look up another NPI →
Verify Roy El Koussa 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 036.168094Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average internal medicine physician in 2024
320 Medicare Part D claims for 58 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium28 claims
- Rosuvastatin Calcium24 claims
- Amlodipine Besylate20 claims
- Levothyroxine Sodium18 claims
- Losartan Potassium16 claims
- Jardiance13 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: $43.96
2 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk Inc. The 50,334 providers of this specialty with any payment received $1,303.06 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.
Roy El Koussa among 7,238 internal medicine physician records in Illinois
Roy El Koussa is one of 7,238 internal medicine physician records with a practice address in Illinois. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 74% of them.
- NPI issued2021 · 74% of these records are older, 22% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileNo · 50% of these records are
- Record last updated2024 · 47% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
82 internal medicine physician records list a practice address in Rockford
They are 82 of the 3,893 NPPES records with a practice address in Rockford, and 7,238 internal medicine physician records in Illinois.
All 7,238 in Illinois → Every provider in Rockford → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Matilda Abu-Saba, MDRockford, IL 611071760020739
- Thordur Agustsson, MDRockford, IL 611071790895977
- Waqas Ahmad, MDRockford, IL 611071316300247
- Irene Boswell, M.D.Rockford, IL 611071548226905
- Solab Chitrakar, MDRockford, IL 611071750934584
- Gautam Gupta, M.D.Rockford, IL 611071477734226
- David Mitchell, MDRockford, IL 611071013027200
- Jon Monkemeyer, MDRockford, IL 611071114087731
Common questions
What is Roy El Koussa's NPI number?
Roy El Koussa's National Provider Identifier (NPI) is 1518543065, issued on Mar 23, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Roy El Koussa located?
The NPPES record lists a practice address at Mercyhealth Mulford, Rockford, IL, 61107. Phone: (815) 971-2000. Providers update this record themselves, so call before visiting.
How can I verify Roy El Koussa's license?
NPPES lists Illinois license number 036.168094, 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 Roy El Koussa prescribe under Medicare Part D?
In 2024, Roy El Koussa had 320 Medicare Part D claims for 58 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.