Jay Liu, MD, PHD
Infectious Disease Physician · Geneva, IL
Jay Liu, MD, PHD is an infectious disease physician with a practice address in Geneva, Illinois, and NPI 1659697100, issued on Apr 8, 2010. Check the license (Illinois 036146001, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Jay Liu
- Credential
- MD, PHD
- Primary taxonomy
- Infectious Disease Physician 207RI0200X
- License numbers
- 036146001 IL
52499 CO
Self-reported in NPPES; status is on the state search - Practice location
- 302 Randall RD, Geneva, IL 60134
- Phone
- (630) 232-6111
- Enumerated
- Apr 8, 2010
- Record last updated
- Jul 17, 2018 (not updated in 8 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20180611002879); accepts Medicare assignment
- Medical or professional school
- Louisiana State University School Of Medicine In New Orleans, 2010
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest infectious disease physician records → All 464 in Illinois → Look up another NPI →
Also registered at 302 Randall RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Kristina Bustamante, PHD, MA, BS, CCC-SLPSpeech-Language Pathologist1003206798
Verify Jay Liu 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 036146001Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
11% more Medicare Part D claims than the average infectious disease physician in 2024
763 Medicare Part D claims for 205 beneficiaries, against an average of 689 among the 7,388 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims.
Most prescribed
- Methenamine Hippurate62 claims
- Cephalexin61 claims
- Sulfamethoxazole-Trimethoprim57 claims
- Amoxicillin-Clavulanate Potass53 claims
- Vancomycin Hcl45 claims
- Fosfomycin Tromethamine42 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): 94.1 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: $13.20
1 payment: education; the largest payer was Shionogi Inc. The 3,895 providers of this specialty with any payment received $4,362.19 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
- Central Dupage Physician GroupGeneva, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jay Liu among 464 infectious disease physician records in Illinois
Jay Liu, MD, PHD is one of 464 infectious disease physician records with a practice address in Illinois. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 61% of them.
- NPI issued2010 · 61% of these records are older, 34% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 67% of these records are
- Graduated2010 · median 2004 among the 311 with a school on file
- Record last updated2018 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0200X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Infectious Disease Physician providers in Illinois
There are 464 infectious disease physician records in Illinois.
All 464 in Illinois → Every provider in Geneva → Infectious Disease Physician nationwide →
The 8 infectious disease physician records with the nearest ZIP codes
- Richard Paguia, M.D.Geneva, IL 601341588681498
- Dale Gerding, M.D.Hines, IL 601411275589327
- Irfan Hafiz, MDHuntley, IL 601421366438665
- Allison Nazinitsky, MDHuntley, IL 601421922324011
- Nooruzsabha Ahmed, M.D.Elgin, IL 601231407886401
- Tian Huang, M.D.Elgin, IL 601231699114009
- Zarqa Imdad, MDElgin, IL 601231689660995
- Qamar Saleheen, MDElgin, IL 601231194700567
Common questions
What is Jay Liu, MD, PHD's NPI number?
Jay Liu, MD, PHD's National Provider Identifier (NPI) is 1659697100, issued on Apr 8, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Jay Liu, MD, PHD located?
The NPPES record lists a practice address at 302 Randall RD, Geneva, IL, 60134. Phone: (630) 232-6111. Providers update this record themselves, so call before visiting.
How can I verify Jay Liu, MD, PHD's license?
NPPES lists Illinois license number 036146001, 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 Jay Liu, MD, PHD prescribe under Medicare Part D?
In 2024, Jay Liu, MD, PHD had 763 Medicare Part D claims for 205 beneficiaries; the average among infectious disease physician prescribers was 689. Part D covers Medicare prescriptions only.
What is Jay Liu, MD, PHD's MIPS final score?
The 2023 MIPS final score is 94.1 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.