NPPES file of Aug 9, 2026

Michael Remy Demaertelaere, DO

Family Medicine Physician · Mokena, IL

Michael Remy Demaertelaere, DO is a family medicine physician with a practice address in Mokena, Illinois, and NPI 1982779237, issued on Nov 22, 2006. Check the license (Illinois 036105510, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1982779237
Name
Michael Remy Demaertelaere
Credential
DO
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
036105510 IL
Self-reported in NPPES; status is on the state search
Practice location
21205 Owens RD Ste 3, Mokena, IL 60448
Phone
(815) 469-2123
Enumerated
Nov 22, 2006
Record last updated
Mar 1, 2022
Fax
(815) 469-2149
Medicaid ID
036105510 IL
Medicare enrollment
Enrolled (PECOS I20101102001516); accepts Medicare assignment
Medical or professional school
Des Moines University Of Osteopathic Medicine And Health Sciences, 1999
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 21205 Owens RD Ste 3

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

  1. Steven Antonini, MDPediatrics Physician1114004652
  2. Aileen Donausky, MDPediatrics Physician1356416143
  3. Orest Horodysky, MDInternal Medicine Physician1689749475
  4. Jennifer Johnson, NP-CFamily Nurse Practitioner1346792397
  5. Julie Limon, MDFamily Medicine Physician1770635989
  6. Theresa Sawyer, FNP-BCNurse Practitioner1376178889

Verify Michael Remy Demaertelaere 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 036105510
    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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2.4 times the Medicare Part D claims of the average family medicine physician in 2024

8,569 Medicare Part D claims for 704 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 210 claims were for opioids.

  1. Michael Demaertelaere8,569
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium761 claims
  2. Levothyroxine Sodium429 claims
  3. Lisinopril313 claims
  4. Losartan Potassium279 claims
  5. Metformin Hcl260 claims
  6. Pantoprazole Sodium251 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.

Industry payments in 2024: $1,121.17

60 payments; by number, the most common kind was food and beverage; the largest payer was Salix Pharmaceuticals, a division of Bausch Health US, LLC. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Michael Demaertelaere$1,121.17
  2. Specialty average$902.55

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. Health Service Systems, IncNew Lenox, IL

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

Michael Remy Demaertelaere among 6,215 family medicine physician records in Illinois

Michael Remy Demaertelaere, DO 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
  • Graduated1999 · median 2006 among the 3,714 with a school on file
  • Record last updated2022 · 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).

17 family medicine physician records list a practice address in Mokena

They are 17 of the 523 NPPES records with a practice address in Mokena, and 6,215 family medicine physician records in Illinois.

The 8 family medicine physician records with the nearest ZIP codes

  1. Galia Beitner, D.O.Mokena, IL 604481407879398
  2. Sital Bhargava, DOMokena, IL 604481093766420
  3. Rebecca Crainsmith, MDMokena, IL 604481528175015
  4. Michele Danaher, MDMokena, IL 604481679561773
  5. Gabriela Delgado, M.D.Mokena, IL 604481487970471
  6. Theodore Jefferson, M.D.Mokena, IL 604481568495091
  7. Julie Limon, MDMokena, IL 604481770635989
  8. Rosemary McGrath, MDMokena, IL 604481710947148

Common questions

What is Michael Remy Demaertelaere, DO's NPI number?

Michael Remy Demaertelaere, DO's National Provider Identifier (NPI) is 1982779237, issued on Nov 22, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Michael Remy Demaertelaere, DO located?

The NPPES record lists a practice address at 21205 Owens RD Ste 3, Mokena, IL, 60448. Phone: (815) 469-2123. Providers update this record themselves, so call before visiting.

How can I verify Michael Remy Demaertelaere, DO's license?

NPPES lists Illinois license number 036105510, 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 Michael Remy Demaertelaere, DO prescribe under Medicare Part D?

In 2024, Michael Remy Demaertelaere, DO had 8,569 Medicare Part D claims for 704 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.