Yili Guo, M.D.
Internal Medicine Physician · Berwyn, IL
Yili Guo, M.D. is an internal medicine physician with a practice address in Berwyn, Illinois, and NPI 1043278120, issued on May 1, 2006. Check the license on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Yili Guo
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- Practice location
- 6538 Cermak RD, Berwyn, IL 60402
- Phone
- (708) 795-8900
- Enumerated
- May 1, 2006
- Record last updated
- Jul 13, 2026
- Fax
- (708) 788-0772
- Medicare enrollment
- Enrolled (PECOS I20040207000352); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 7,238 in Illinois → Look up another NPI →
Also registered at 6538 Cermak RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Dilip Patel, M.D.Internal Medicine Physician1407814569
- Krishna Patel, M.D.Internal Medicine Physician1114985264
- Mohammed Qureshi, M.D.Internal Medicine Physician1386602431
Verify Yili Guo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional RegulationCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.8 times the Medicare Part D claims of the average internal medicine physician in 2024
8,753 Medicare Part D claims for 523 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 440 claims were for opioids.
Most prescribed
- Atorvastatin Calcium528 claims
- Amlodipine Besylate358 claims
- Carvedilol305 claims
- Hydrocodone-Acetaminophen297 claims
- Triamterene-Hydrochlorothiazid247 claims
- Pantoprazole Sodium245 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 MIPS final score for 2023 (Medicare payment program): 83.8 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).
Bills Medicare through one group practice
- Midtown Physicians SCBerwyn, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Yili Guo among 7,238 internal medicine physician records in Illinois
Yili Guo, M.D. 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 2006, is newer than 7% of them.
- NPI issued2006 · 7% of these records are older, 61% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 50% of these records are
- Graduated1983 · median 2003 among the 3,580 with a school on file
- Record last updated2026 · 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).
67 internal medicine physician records list a practice address in Berwyn
They are 67 of the 1,031 NPPES records with a practice address in Berwyn, and 7,238 internal medicine physician records in Illinois.
All 7,238 in Illinois → Every provider in Berwyn → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Ricardo Arze, M.D.Berwyn, IL 604021083741110
- Charles Bareis, MDBerwyn, IL 604021740212646
- Elizabeth Becerra, M.D.Berwyn, IL 604021376560102
- Neal Bente, MDBerwyn, IL 604021861474645
- Olga Garcia, MDBerwyn, IL 604021508899436
- Baudelio Herrada, MDBerwyn, IL 604021366466898
- Mark Hroncich, MDBerwyn, IL 604021265465108
- Dilip Patel, M.D.Berwyn, IL 604021407814569
Common questions
What is Yili Guo, M.D.'s NPI number?
Yili Guo, M.D.'s National Provider Identifier (NPI) is 1043278120, issued on May 1, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Yili Guo, M.D. located?
The NPPES record lists a practice address at 6538 Cermak RD, Berwyn, IL, 60402. Phone: (708) 795-8900. Providers update this record themselves, so call before visiting.
How can I verify Yili Guo, M.D.'s license?
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 Yili Guo, M.D. prescribe under Medicare Part D?
In 2024, Yili Guo, M.D. had 8,753 Medicare Part D claims for 523 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Yili Guo, M.D.'s MIPS final score?
The 2023 MIPS final score is 83.8 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.