Registry data as of Aug 27, 2026

Joseph Molnar, D.O.

Family Medicine Physician · Chester, IL

Joseph Molnar, D.O. is a family medicine physician with a practice address in Chester, Illinois, and NPI 1306881412, issued on Jun 20, 2006. Check the license (Illinois 036130378, 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, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1306881412
Name
Joseph Molnar
Credential
D.O.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
036130378 IL
Self-reported in NPPES; status is on the state search
Practice location
1900 State St, Chester, IL 62233
Phone
(618) 826-2388
Enumerated
Jun 20, 2006
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 1900 State St

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

  1. Angela Albertini, PA-CPhysician Assistant1386979839
  2. Monica Anil Lukose, MDStudent in an Organized Health Care Education/Training Program1750951679
  3. Valerie Blechle, MSNNurse Practitioner1508114620
  4. Anna Burmester, PTAPhysical Therapy Assistant1740900398
  5. Cassandra Chambers, APRNCardiovascular Disease Physician1356995401
  6. Mindy Dudenbostel, CNPFamily Nurse Practitioner1447603246

Verify Joseph Molnar 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 036130378
    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.

3.4 times the Medicare Part D claims of the average family medicine physician in 2024

12,138 Medicare Part D claims for 772 beneficiaries, against an average of 3,519 among the 111,126 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 607 claims were for opioids.

  1. Joseph Molnar12,138
  2. Specialty average3,519

Most prescribed

  1. Omeprazole398 claims
  2. Levothyroxine Sodium391 claims
  3. Atorvastatin Calcium386 claims
  4. Lisinopril378 claims
  5. Amlodipine Besylate362 claims
  6. Metoprolol Succinate353 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 Medicare quality score for 2023: 100 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 score
  2. Costout of 100 · 30%
  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: $28.16

2 payments, mostly food and beverage; the largest payer was Novo Nordisk Inc. The 53,013 providers of this specialty with any payment received $861.30 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Joseph Molnar$28.16
  2. Specialty average$861.30

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

One hospital or facility affiliation

  1. Memorial HospitalChester, IL · Acute Care Hospitals5 of 5 stars

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

7 family medicine physician records list a Chester practice address

They are 7 of the 66 NPPES records with a Chester practice address, and 5,925 family medicine physician records in Illinois.

Other family medicine physician records in Illinois

  1. Jon Aagaard, MDWheaton, IL1750496923
  2. Napoleon Abando, MDWoodstock, IL1003972753
  3. Nikka Abaricia, MDChicago, IL1790366342
  4. Mohemmed AbbasChicago, IL1609612522
  5. Muhammad AbbasAlton, IL1588341556
  6. Syed AbbasWest Dundee, IL1972733103
  7. Stefanie AbbottMaywood, IL1861137457
  8. Roann Abdeladl, MDEvanston, IL1437087103
  9. Ashraf Abdeljaber, M.DNormal, IL1023472636
  10. Ahmed Abdelkader, MDChicago, IL1659104230

Common questions

What is Joseph Molnar, D.O.'s NPI number?

Joseph Molnar, D.O.'s National Provider Identifier (NPI) is 1306881412, issued on Jun 20, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Joseph Molnar, D.O. located?

The NPPES record lists a practice address at 1900 State St, Chester, IL, 62233. Phone: (618) 826-2388. Providers update this record themselves, so call before visiting.

How can I verify Joseph Molnar, D.O.'s license?

NPPES lists Illinois license number 036130378, 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 Joseph Molnar, D.O. prescribe under Medicare Part D?

In 2024, Joseph Molnar, D.O. had 12,138 Medicare Part D claims for 772 beneficiaries; the average among family medicine physician prescribers was 3,519. Part D covers Medicare prescriptions only.

What is Joseph Molnar, D.O.'s Medicare quality score?

The 2023 MIPS final score is 100 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), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.