Joseph Liu
Family Medicine Physician · Normal, IL
Joseph Liu is a family medicine physician with a practice address in Normal, Illinois, and NPI 1669564738, issued on Sep 28, 2006. Check the license on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Joseph Liu
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- Practice location
- 2200 Fort Jesse RD, Normal, IL 61761
- Phone
- (309) 661-6290
- Enumerated
- Sep 28, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (309) 451-1354
- Medicare enrollment
- Enrolled (PECOS I20041208000333); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 6,215 in Illinois → Look up another NPI →
Also registered at 2200 Fort Jesse RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Joseph Liu 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
3.0 times the Medicare Part D claims of the average family medicine physician in 2024
10,569 Medicare Part D claims for 880 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 365 claims were for opioids.
Most prescribed
- Atorvastatin Calcium702 claims
- Lisinopril478 claims
- Levothyroxine Sodium454 claims
- Amlodipine Besylate426 claims
- Losartan Potassium366 claims
- Rosuvastatin Calcium323 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
- Osf Multi-Specialty GroupNormal, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Joseph Liu among 6,215 family medicine physician records in Illinois
Joseph Liu is one of 6,215 family medicine 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 9% of them.
- NPI issued2006 · 9% of these records are older, 59% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2002 · median 2006 among the 3,714 with a school on file
- Record last updated2007 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
32 family medicine physician records list a practice address in Normal
They are 32 of the 963 NPPES records with a practice address in Normal, and 6,215 family medicine physician records in Illinois.
All 6,215 in Illinois → Every provider in Normal → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Artur Djagarian, MDNormal, IL 617611598971137
- Marcia HauterNormal, IL 617611548288327
- Juliana Kaminski, D.O.Normal, IL 617611194747527
- Todd Kettering, D.O.Normal, IL 617611972619526
- Madhavi Madugula, M.D.Normal, IL 617611144266065
- Janine Maere, MDNormal, IL 617611891894622
- Lacie Petro, M.D.Normal, IL 617611619189859
- John Pollastrini, M.D.Normal, IL 617611033131479
Common questions
What is Joseph Liu's NPI number?
Joseph Liu's National Provider Identifier (NPI) is 1669564738, issued on Sep 28, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Joseph Liu located?
The NPPES record lists a practice address at 2200 Fort Jesse RD, Normal, IL, 61761. Phone: (309) 661-6290. Providers update this record themselves, so call before visiting.
How can I verify Joseph Liu'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 Joseph Liu prescribe under Medicare Part D?
In 2024, Joseph Liu had 10,569 Medicare Part D claims for 880 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.