NPPES file of Aug 9, 2026

Katherine Heretis, M.D.

Cardiovascular Disease Physician · Oak Park, IL

Katherine Heretis, M.D. is a cardiovascular disease physician with a practice address in Oak Park, Illinois, and NPI 1710151550, issued on Apr 14, 2008. Check the license (Illinois 036138161, 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
1710151550
Name
Katherine Heretis
Credential
M.D.
Primary taxonomy
Cardiovascular Disease Physician 207RC0000X
License number
036138161 IL
Self-reported in NPPES; status is on the state search
Practice location
7035 North Ave, Oak Park, IL 60302
Phone
(708) 680-3800
Enumerated
Apr 14, 2008
Record last updated
Mar 17, 2018 (not updated in 8 years: call before relying on the address or phone)
Fax
(708) 777-4776
Medicaid ID
036138161 IL
Medicare enrollment
Enrolled (PECOS I20150526001382); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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 7035 North Ave

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

  1. Mark Balek, M.D.Cardiovascular Disease Physician1952557316
  2. Ankur Sethi, MDInterventional Cardiology Physician1013172329

Verify Katherine Heretis 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 036138161
    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

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30% fewer Medicare Part D claims than the average cardiovascular disease physician in 2024

2,141 Medicare Part D claims for 293 beneficiaries, against an average of 3,078 among the 20,728 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims.

  1. Katherine Heretis2,141
  2. Specialty average3,078

Most prescribed

  1. Carvedilol278 claims
  2. Atorvastatin Calcium231 claims
  3. Amlodipine Besylate225 claims
  4. Furosemide164 claims
  5. Losartan Potassium130 claims
  6. Metoprolol Succinate120 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 practice group's MIPS final score for 2023 (Medicare payment program): 85.8 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score78.5
  2. Costout of 100 · 30%50.1
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

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

Industry payments in 2024: $39.68

2 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. Katherine Heretis$39.68
  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. Chicago Cardiology Institute SCSchaumburg, IL

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

Cardiovascular Disease Physician providers in Illinois

There are 1,073 cardiovascular disease physician records in Illinois.

Other cardiovascular disease physician records in Illinois

  1. Nicolaos Abariotis, MDChicago, IL1417996257
  2. Tahir Abbasi, M.D.Hazel Crest, IL1255495701
  3. Syed Abdul-Aziz, MDBelleville, IL1114906005
  4. Pierrot Abi Mansour, MDOak Lawn, IL1285627166
  5. Ashraf Abourahma, M.D.Oak Lawn, IL1972561975
  6. Bruce Abramowitz, M.D.,F.A.C.C.Oak Lawn, IL1013918473
  7. Joseph AdamsPark Ridge, IL1073179594
  8. Theodore Addai, M.D.Decatur, IL1912985185
  9. Karima AddetiaChicago, IL1740612993
  10. Keenan Adib, MDHinsdale, IL1790098804

Common questions

What is Katherine Heretis, M.D.'s NPI number?

Katherine Heretis, M.D.'s National Provider Identifier (NPI) is 1710151550, issued on Apr 14, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Katherine Heretis, M.D. located?

The NPPES record lists a practice address at 7035 North Ave, Oak Park, IL, 60302. Phone: (708) 680-3800. Providers update this record themselves, so call before visiting.

How can I verify Katherine Heretis, M.D.'s license?

NPPES lists Illinois license number 036138161, 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 Katherine Heretis, M.D. prescribe under Medicare Part D?

In 2024, Katherine Heretis, M.D. had 2,141 Medicare Part D claims for 293 beneficiaries; the average among cardiovascular disease physician prescribers was 3,078. Part D covers Medicare prescriptions only.

What is Katherine Heretis, M.D.'s MIPS final score?

The 2023 MIPS final score is 85.8 of 100, reported for the practice group. 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.