Cecilia Ong, MD
Surgery Physician · Chicago, IL
Cecilia Ong, MD is a surgery physician with a practice address in Chicago, Illinois, and NPI 1013336734, issued on Apr 9, 2014. Check the license (Illinois 036.156949, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Cecilia Ong
- Credential
- MD
- Primary taxonomy
- Surgery Physician 208600000X
- License number
- 036.156949 IL
Self-reported in NPPES; status is on the state search - Practice location
- 5841 S. Maryland Ave MC 1052, Chicago, IL 60637
- Phone
- (773) 702-6760
- Enumerated
- Apr 9, 2014
- Record last updated
- Jul 30, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20231207003380); accepts Medicare assignment
- Medical or professional school
- Duke University School Of Medicine, 2014
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Verify Cecilia Ong 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 036.156949Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
86% fewer Medicare Part D claims than the average surgery physician in 2024
20 Medicare Part D claims for 13 beneficiaries, against an average of 147 among the 20,115 providers of this specialty who prescribed in Part D.
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: $134.78
1 payment: food and beverage; the largest payer was Medtronic, Inc. The 17,103 providers of this specialty with any payment received $3,513.80 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 hospitals and group practices
- The University OF Chicago Medical CenterChicago, IL · Acute Care Hospitals4 of 5 stars
- Adventist Health Partners, Inc.Hinsdale, IL
- Ahp Specialty Care NfpHinsdale, IL
- University OF ChicagoChicago, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Surgery Physician providers in Illinois
There are 1,520 surgery physician records in Illinois.
Other surgery physician records in Illinois
- Douglas Aach, MDShiloh, IL1508817040
- Andrew Abadier, DOChicago, IL1124657473
- Shabirhusain Abadin, M.D.Chicago, IL1467712596
- Iftikharul Abbasy, MDOak Brook, IL1104814755
- Mahmoud Abd-El-Hafez, MDSpringfield, IL1710516943
- Samir Abdo, M.D.Eldorado, IL1578612982
- Chandrakumaran Abivarma, M.D.Park Ridge, IL1467135137
- Gerard Abood, M.DMaywood, IL1629237227
- Mohammad Abou El-Ezz, MDChicago, IL1790536746
- Gifty Abraham, M.D.Maywood, IL1881039279
Common questions
What is Cecilia Ong, MD's NPI number?
Cecilia Ong, MD's National Provider Identifier (NPI) is 1013336734, issued on Apr 9, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Cecilia Ong, MD located?
The NPPES record lists a practice address at 5841 S. Maryland Ave MC 1052, Chicago, IL, 60637. Phone: (773) 702-6760. Providers update this record themselves, so call before visiting.
How can I verify Cecilia Ong, MD's license?
NPPES lists Illinois license number 036.156949, 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 Cecilia Ong, MD prescribe under Medicare Part D?
In 2024, Cecilia Ong, MD had 20 Medicare Part D claims for 13 beneficiaries; the average among surgery physician prescribers was 147. 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.