NPPES file of Aug 9, 2026

Suzan S. Cheng, MD

Radiation Oncology Physician · Morris, IL

Suzan S. Cheng, MD is a radiation oncology physician with a practice address in Morris, Illinois, and NPI 1629082722, issued on Jul 27, 2006. Check the license (Illinois 036.158554, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1629082722
Name
Suzan S. Cheng
Credential
MD
Primary taxonomy
Radiation Oncology Physician 2085R0001X
License number
036.158554 IL
Self-reported in NPPES; status is on the state search
Practice location
1600 W US Route 6, Morris, IL 60450
Phone
(815) 364-8915
Enumerated
Jul 27, 2006
Record last updated
Dec 21, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicaid ID
0802028 OH
Medicare enrollment
Enrolled (PECOS I20211228001955); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1600 W US Route 6

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Ommar Hla, MDRadiation Oncology Physician1942225511

Verify Suzan S. Cheng in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
    Search for license 036.158554
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Illinois license search

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55% fewer Medicare Part D claims than the average radiation oncology physician in 2024

60 Medicare Part D claims for 15 beneficiaries, against an average of 134 among the 4,851 providers of this specialty who prescribed in Part D. 20 claims were for opioids.

  1. Suzan Cheng60
  2. Specialty average134

Most prescribed

  1. Hydrocodone-Acetaminophen12 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.

Bills Medicare through one group practice

  1. Morris HospitalMorris, IL

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Suzan S. Cheng among 277 radiation oncology physician records in Illinois

Suzan S. Cheng, MD is one of 277 radiation oncology physician records with a practice address in Illinois. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 19% of them.

  • NPI issued2006 · 19% of these records are older, 51% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated1986 · median 2004 among the 184 with a school on file
  • Record last updated2021 · 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 2085R0001X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Radiation Oncology Physician providers in Illinois

There are 277 radiation oncology physician records in Illinois.

The 8 radiation oncology physician records with the nearest ZIP codes

  1. Ommar Hla, MDMorris, IL 604501942225511
  2. Paul Crossan, MDMokena, IL 604481669465936
  3. Elke Aippersbach, M.D.,M.SC.,Oak Lawn, IL 604531285754895
  4. Steven Engel, M.D.Oak Lawn, IL 604531689086019
  5. Jayant Ginde, MDOak Lawn, IL 604531760464390
  6. Hyuk Kang, MDOak Lawn, IL 604531174505291
  7. Ham Lee, MDOak Lawn, IL 604531316929177
  8. John Morgan, MDOak Lawn, IL 604531982686655

Common questions

What is Suzan S. Cheng, MD's NPI number?

Suzan S. Cheng, MD's National Provider Identifier (NPI) is 1629082722, issued on Jul 27, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Suzan S. Cheng, MD located?

The NPPES record lists a practice address at 1600 W US Route 6, Morris, IL, 60450. Phone: (815) 364-8915. Providers update this record themselves, so call before visiting.

How can I verify Suzan S. Cheng, MD's license?

NPPES lists Illinois license number 036.158554, 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 Suzan S. Cheng, MD prescribe under Medicare Part D?

In 2024, Suzan S. Cheng, MD had 60 Medicare Part D claims for 15 beneficiaries; the average among radiation oncology physician prescribers was 134. 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.