George R. Hvostik, MD
Nephrology Physician · Libertyville, IL
George R. Hvostik, MD is a nephrology physician with a practice address in Libertyville, Illinois, and NPI 1023015021, issued on Jul 5, 2005. Check the license (Illinois 036071912, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- George R. Hvostik
- Credential
- MD
- Primary taxonomy
- Nephrology Physician 207RN0300X
- License number
- 036071912 IL
Self-reported in NPPES; status is on the state search - Practice location
- 1860 W Winchester RD Ste 107B, Libertyville, IL 60048
- Phone
- (847) 996-0836
- Enumerated
- Jul 5, 2005
- Record last updated
- Jan 21, 2022
- Fax
- (847) 996-6278
- Medicare enrollment
- Enrolled (PECOS I20031208000505); accepts Medicare assignment
- Medical or professional school
- Washington University School Of Medicine, 1984
- Entity
- Type 1 · individual
8 nearest nephrology physician records → All 572 in Illinois → Look up another NPI →
Verify George R. Hvostik 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 036071912Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
28% fewer Medicare Part D claims than the average nephrology physician in 2024
1,052 Medicare Part D claims for 206 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.
Most prescribed
- Furosemide102 claims
- Allopurinol62 claims
- Amlodipine Besylate52 claims
- Calcitriol51 claims
- Sevelamer Carbonate47 claims
- Potassium Citrate Er45 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): 22.7 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).
George R. Hvostik among 572 nephrology physician records in Illinois
George R. Hvostik, MD is one of 572 nephrology physician records with a practice address in Illinois. 87% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 88% newer
- In a Medicare fileYes · 87% of these records are
- In the CMS Doctors and Clinicians fileYes · 76% of these records are
- Graduated1984 · median 2002 among the 433 with a school on file
- Record last updated2022 · 39% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RN0300X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Nephrology Physician providers in Illinois
There are 572 nephrology physician records in Illinois.
All 572 in Illinois → Every provider in Libertyville → Nephrology Physician nationwide →
The 8 nephrology physician records with the nearest ZIP codes
- Mussie Beraki, M.D.Libertyville, IL 600481679898969
- Omar Dalloul, M.D.Libertyville, IL 600481336197367
- Maria Khan, M.D.Libertyville, IL 600481548476773
- Jawad Munir, M.DLibertyville, IL 600481851433429
- Joshua Trob, M.D.Libertyville, IL 600481548217144
- Anca Zegrean, M.D.Libertyville, IL 600481508009416
- Mohammad Saleh, MDMcHenry, IL 600501164582532
- Veronica Zamora-Olivencia, MDLake Forest, IL 600451689105181
Common questions
What is George R. Hvostik, MD's NPI number?
George R. Hvostik, MD's National Provider Identifier (NPI) is 1023015021, issued on Jul 5, 2005. An NPI identifies a provider in billing; it is not a license.
Where is George R. Hvostik, MD located?
The NPPES record lists a practice address at 1860 W Winchester RD Ste 107B, Libertyville, IL, 60048. Phone: (847) 996-0836. Providers update this record themselves, so call before visiting.
How can I verify George R. Hvostik, MD's license?
NPPES lists Illinois license number 036071912, 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 George R. Hvostik, MD prescribe under Medicare Part D?
In 2024, George R. Hvostik, MD had 1,052 Medicare Part D claims for 206 beneficiaries; the average among nephrology physician prescribers was 1,465. Part D covers Medicare prescriptions only.
What is George R. Hvostik, MD's MIPS final score?
The 2023 MIPS final score is 22.7 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.