Abdullah Quddus, M.D.
Internal Medicine Physician · Naperville, IL
Abdullah Quddus, M.D. is an internal medicine physician with a practice address in Naperville, Illinois, and NPI 1578851515, issued on Jul 12, 2011. Check the license (Illinois 036171131, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Abdullah Quddus
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 036171131 IL
01082327A IN
MD474639 PA
MT207772 PA
LP02233 RI
Self-reported in NPPES; status is on the state search - Practice location
- 801 S Washington St FL 4, Naperville, IL 60540
- Phone
- (630) 600-0700
- Enumerated
- Jul 12, 2011
- Entity
- Type 1 · individual
Also registered at 801 S Washington St FL 4
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Laura Badur, FNP-BCFamily Nurse Practitioner1386212975
- Abigail Bingham, APRNAcute Care Nurse Practitioner1548752843
- Maria Rosa Costanzo, MDAdvanced Heart Failure and Transplant Cardiology Physician1073564860
- Ann Davis, MDCardiovascular Disease Physician1528012846
- Krishna Nagendran, MDCardiovascular Disease Physician1265674691
- Ron Oren, MDCardiovascular Disease Physician1366422438
Verify Abdullah Quddus 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 036171131Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
69% fewer Medicare Part D claims than the average internal medicine physician in 2024
869 Medicare Part D claims for 181 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims.
Most prescribed
- Metoprolol Succinate149 claims
- Eliquis102 claims
- Atorvastatin Calcium93 claims
- Amlodipine Besylate51 claims
- Losartan Potassium50 claims
- Furosemide46 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.
The Medicare quality score for 2023: 95.6 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $280.15
4 payments, mostly food and beverage; the largest payer was Abbott Laboratories. The 65,274 providers of this specialty with any payment received $2,536.66 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.
4 hospital and facility affiliations
- Edward HospitalNaperville, IL · Acute Care Hospitals3 of 5 stars
- Elmhurst Memorial HospitalElmhurst, IL · Acute Care Hospitals3 of 5 stars
- Cardiovascular Institute Gpe IncNaperville, IL
- Midwest Cardiovascular Institute SCNaperville, IL
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
113 internal medicine physician records list a Naperville practice address
They are 113 of the 4,634 NPPES records with a Naperville practice address, and 8,522 internal medicine physician records in Illinois.
All 113 in Naperville → All 8,522 in Illinois → Every provider in Naperville →
Other internal medicine physician records in Illinois
- Peter Abadeer, D.O.Bloomington, IL1760469522
- Pamela Abadi, D.O.Winfield, IL1588820179
- Motaz Abas, MDPeoria, IL1215510201
- Elias Abate, M.D.Chicago, IL1336712199
- Maliha Abbas, D.O.Chicago, IL1174963920
- Zareena Abbas, MDChicago, IL1427078872
- Abu Abbasi, MDChicago, IL1083243877
- Ayesha Abbasi, MDChicago, IL1376216705
- Khalda Abbasi, MDNaperville, IL1487705240
- Misha Abbasi, MDChicago, IL1770111635
Common questions
What is Abdullah Quddus, M.D.'s NPI number?
Abdullah Quddus, M.D.'s National Provider Identifier (NPI) is 1578851515, issued on Jul 12, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Abdullah Quddus, M.D. located?
The NPPES record lists a practice address at 801 S Washington St FL 4, Naperville, IL, 60540. Phone: (630) 600-0700. Providers update this record themselves, so call before visiting.
How can I verify Abdullah Quddus, M.D.'s license?
NPPES lists Illinois license number 036171131, 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 Abdullah Quddus, M.D. prescribe under Medicare Part D?
In 2024, Abdullah Quddus, M.D. had 869 Medicare Part D claims for 181 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.
What is Abdullah Quddus, M.D.'s Medicare quality score?
The 2023 MIPS final score is 95.6 of 100. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.