NPPES file of Aug 9, 2026

William J. Gries, M.D.

Cardiovascular Disease Physician · Elk Grove Village, IL

William J. Gries, M.D. is a cardiovascular disease physician with a practice address in Elk Grove Village, Illinois, and NPI 1225082571, issued on May 20, 2006. Check the license (Illinois 036078702, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1225082571
Name
William J. Gries
Credential
M.D.
Primary taxonomy
Cardiovascular Disease Physician 207RC0000X
License number
036078702 IL
Self-reported in NPPES; status is on the state search
Practice location
800 Biesterfield RD Ste G01, Elk Grove Village, IL 60007
Phone
(847) 981-3680
Enumerated
May 20, 2006
Record last updated
Dec 20, 2023
Fax
(847) 956-5122
Medicare enrollment
Enrolled (PECOS I20050411000383); accepts Medicare assignment
Medical or professional school
Loyola University Of Chicago, Stritch School Of Medicine, 1987
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 800 Biesterfield RD Ste G01

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Anshul Aggarwal, MDCardiovascular Disease Physician1023285145
  2. Firas Barrow, M.D.Interventional Cardiology Physician1194773374
  3. Jack Chamberlin, M.D.Interventional Cardiology Physician1215980321
  4. Rafie Davidov, A.P.N.-C.N.P.Gerontology Nurse Practitioner1649712373
  5. Mary Ann Deliberto, R.N., A.P.N.Registered Nurse1992034425
  6. Kate FontanaMedical Physician Assistant1306172754

Verify William J. Gries in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
    Search for license 036078702
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Illinois license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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80% more Medicare Part D claims than the average cardiovascular disease physician in 2024

5,540 Medicare Part D claims for 667 beneficiaries, against an average of 3,078 among the 20,728 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims.

  1. William Gries5,540
  2. Specialty average3,078

Most prescribed

  1. Atorvastatin Calcium906 claims
  2. Metoprolol Succinate515 claims
  3. Ezetimibe398 claims
  4. Metoprolol Tartrate344 claims
  5. Eliquis308 claims
  6. Lisinopril287 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.

No measured MIPS final score for 2023

CMS assigned the neutral MIPS final score of 75 without scoring Quality, Cost, Promoting Interoperability or Improvement Activities. It is an administrative threshold, so PlainDoctor does not compare it with measured clinicians.

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $1,559.81

16 payments; by number, the most common kind was food and beverage; the largest payer was Abbott Laboratories. The 16,686 providers of this specialty with any payment received $3,819.56 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. William Gries$1,559.81
  2. Specialty average$3,819.56

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

  1. Alexian Brothers Specialty GroupElk Grove Village, IL

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

William J. Gries among 1,073 cardiovascular disease physician records in Illinois

William J. Gries, M.D. is one of 1,073 cardiovascular disease physician records with a practice address in Illinois. 85% 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 8% of them.

  • NPI issued2006 · 8% of these records are older, 50% newer
  • In a Medicare fileYes · 85% of these records are
  • In the CMS Doctors and Clinicians fileYes · 64% of these records are
  • Graduated1987 · median 2001 among the 688 with a school on file
  • Record last updated2023 · 50% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

13 cardiovascular disease physician records list a practice address in Elk Grove Village

They are 13 of the 972 NPPES records with a practice address in Elk Grove Village, and 1,073 cardiovascular disease physician records in Illinois.

The 8 cardiovascular disease physician records with the nearest ZIP codes

  1. Anshul Aggarwal, MDElk Grove Village, IL 600071023285145
  2. Salvador Barrocas, M.D.Elk Grove Villiage, IL 600071801836085
  3. John Furiasse, M.D.Elk Grove Village, IL 600071063466167
  4. David Hale, M.D.Elk Grove Village, IL 600071891748273
  5. Kifah Hussain, MDElk Grove Village, IL 600071023504321
  6. James Mason, M.D.Elk Grove Village, IL 600071972559334
  7. George Mullen, M.D.Elk Grove Village, IL 600071497701858
  8. Thomas O'Connell, MDElk Grove Village, IL 600071639564347

Common questions

What is William J. Gries, M.D.'s NPI number?

William J. Gries, M.D.'s National Provider Identifier (NPI) is 1225082571, issued on May 20, 2006. An NPI identifies a provider in billing; it is not a license.

Where is William J. Gries, M.D. located?

The NPPES record lists a practice address at 800 Biesterfield RD Ste G01, Elk Grove Village, IL, 60007. Phone: (847) 981-3680. Providers update this record themselves, so call before visiting.

How can I verify William J. Gries, M.D.'s license?

NPPES lists Illinois license number 036078702, 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 William J. Gries, M.D. prescribe under Medicare Part D?

In 2024, William J. Gries, M.D. had 5,540 Medicare Part D claims for 667 beneficiaries; the average among cardiovascular disease physician prescribers was 3,078. Part D covers Medicare prescriptions only.

What is William J. Gries, M.D.'s MIPS final score?

CMS assigned the neutral MIPS final score of 75 for 2023 without scoring any category, so it is not a measured result.

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.