NPPES file of Aug 9, 2026

Oscar A. Anton, MD

Orthopaedic Surgery Physician · Rockford, IL

Oscar A. Anton, MD is an orthopaedic surgery physician with a practice address in Rockford, Illinois, and NPI 1700089729, issued on Jun 7, 2007. Check the license (Illinois 036118081, 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
1700089729
Name
Oscar A. Anton
Credential
MD
Primary taxonomy
Orthopaedic Surgery Physician 207X00000X
License number
036118081 IL
Self-reported in NPPES; status is on the state search
Practice location
1340 Charles St, Rockford, IL 61104
Phone
(779) 696-1900
Enumerated
Jun 7, 2007
Record last updated
Feb 18, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20070728000029); accepts Medicare assignment
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 1340 Charles St

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

  1. Nicholas Alfano, APRNFamily Nurse Practitioner1568231256
  2. Angelica ArandaNurse Practitioner1639987944
  3. Nesher Asner, MDNeurological Surgery Physician1750363651
  4. Brittany BankordFamily Nurse Practitioner1861363665
  5. Mary Bohne, DNP, APRN, FNP-CFamily Nurse Practitioner1144612920
  6. Kendall Boone, M.D.Vascular Surgery Physician1861498909

Verify Oscar A. Anton 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 036118081
    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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37% fewer Medicare Part D claims than the average orthopaedic surgery physician in 2024

217 Medicare Part D claims for 116 beneficiaries, against an average of 346 among the 16,516 providers of this specialty who prescribed in Part D. 92 claims were for opioids.

  1. Oscar Anton217
  2. Specialty average346

Most prescribed

  1. Methylprednisolone59 claims
  2. Hydrocodone-Acetaminophen43 claims
  3. Acetaminophen-Codeine30 claims
  4. Amoxicillin27 claims
  5. Tramadol Hcl13 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): 75 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 score79.9
  2. Costout of 100 · 30%55.0
  3. Promoting interoperabilityout of 100 · 25%78.0
  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).

Bills Medicare through one group practice

  1. Swedishamerican HospitalRockford, IL

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

Oscar A. Anton among 995 orthopaedic surgery physician records in Illinois

Oscar A. Anton, MD is one of 995 orthopaedic surgery physician records with a practice address in Illinois. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 51% of them.

  • NPI issued2007 · 51% of these records are older, 43% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 56% of these records are
  • Graduated1995 · median 2001 among the 556 with a school on file
  • Record last updated2021 · 51% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207X00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Orthopaedic Surgery Physician providers in Illinois

There are 995 orthopaedic surgery physician records in Illinois.

The 8 orthopaedic surgery physician records with the nearest ZIP codes

  1. Thomas Danaher, MDRockford, IL 611041114994845
  2. William Dannenmaier, MDRockford, IL 611041619944337
  3. James Dougherty, DORockford, IL 611041710954938
  4. James Green, M.D.Rockford, IL 611041528214160
  5. Mathew Legel, D.O.Rockford, IL 611041679851984
  6. Scott Nyquist, MDRockford, IL 611041215904958
  7. Sukhdeer Singh, DORockford, IL 611041194210609
  8. Dean Fochios, MDRockford, IL 611031801899935

Common questions

What is Oscar A. Anton, MD's NPI number?

Oscar A. Anton, MD's National Provider Identifier (NPI) is 1700089729, issued on Jun 7, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Oscar A. Anton, MD located?

The NPPES record lists a practice address at 1340 Charles St, Rockford, IL, 61104. Phone: (779) 696-1900. Providers update this record themselves, so call before visiting.

How can I verify Oscar A. Anton, MD's license?

NPPES lists Illinois license number 036118081, 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 Oscar A. Anton, MD prescribe under Medicare Part D?

In 2024, Oscar A. Anton, MD had 217 Medicare Part D claims for 116 beneficiaries; the average among orthopaedic surgery physician prescribers was 346. Part D covers Medicare prescriptions only.

What is Oscar A. Anton, MD's MIPS final score?

The 2023 MIPS final score is 75 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.