Lily Hsieh, MD
Surgery Physician · Elgin, IL
Lily Hsieh, MD is a surgery physician with a practice address in Elgin, Illinois, and NPI 1508156803, issued on Apr 8, 2011. Check the license (Illinois 036150488, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Lily Hsieh
- Credential
- MD
- Primary taxonomy
- Surgery Physician 208600000X
- License number
- 036150488 IL
Self-reported in NPPES; status is on the state search - Practice location
- 745 Fletcher Dr Ste 302, Elgin, IL 60123
- Phone
- (847) 695-6600
- Enumerated
- Apr 8, 2011
- Record last updated
- Dec 15, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (847) 695-4279
- Medicaid ID
- 1508156803 WI
- Medicare enrollment
- Enrolled (PECOS I20191024001203); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest surgery physician records → All 1,520 in Illinois → Look up another NPI →
Also registered at 745 Fletcher Dr Ste 302
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Michael FremgenSurgery Physician1447591540
Verify Lily Hsieh 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 036150488Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
27% fewer Medicare Part D claims than the average surgery physician in 2024
107 Medicare Part D claims for 71 beneficiaries, against an average of 147 among the 20,115 providers of this specialty who prescribed in Part D. 68 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen39 claims
- Tramadol Hcl27 claims
- Levothyroxine Sodium17 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: $51.79
1 payment: food and beverage; the largest payer was W. L. Gore & Associates, 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.
Bills Medicare through one group practice
- Advocate Health And Hospitals CorporationElgin, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Lily Hsieh among 1,520 surgery physician records in Illinois
Lily Hsieh, MD is one of 1,520 surgery physician records with a practice address in Illinois. 66% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 53% of them.
- NPI issued2011 · 53% of these records are older, 45% newer
- In a Medicare fileYes · 66% of these records are
- In the CMS Doctors and Clinicians fileYes · 43% of these records are
- Graduated2011 · median 2004 among the 650 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 208600000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Surgery Physician providers in Illinois
There are 1,520 surgery physician records in Illinois.
All 1,520 in Illinois → Every provider in Elgin → Surgery Physician nationwide →
The 8 surgery physician records with the nearest ZIP codes
- Rachel Baer, MDElgin, IL 601231437110707
- John Brems, M.D.Elgin, IL 601231437139094
- Leo Farbota, MDElgin, IL 601231982665196
- Michael FremgenElgin, IL 601231447591540
- Nicholas Kunio, M.D.Elgin, IL 601231083816201
- Felipe Pacheco Granda, MDElgin, IL 601231013402874
- Irene Wu, MDElgin, IL 601231447457692
- Stephen Boghossian, M.D.Elmhurst, IL 601261245210111
Common questions
What is Lily Hsieh, MD's NPI number?
Lily Hsieh, MD's National Provider Identifier (NPI) is 1508156803, issued on Apr 8, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Lily Hsieh, MD located?
The NPPES record lists a practice address at 745 Fletcher Dr Ste 302, Elgin, IL, 60123. Phone: (847) 695-6600. Providers update this record themselves, so call before visiting.
How can I verify Lily Hsieh, MD's license?
NPPES lists Illinois license number 036150488, 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 Lily Hsieh, MD prescribe under Medicare Part D?
In 2024, Lily Hsieh, MD had 107 Medicare Part D claims for 71 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.