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OSCAR A ANTON MD
NPI 1700089729
Orthopaedic Surgery in Rockford, IL

Active since June 07, 2007PECOS EnrolledAccepts Medicare Assignment
74.98/100
CMS Quality Rating
1340 CHARLES ST, ROCKFORD, IL 61104(779) 696-1900 Get Directions Write a Review

NPPES record last updated: February 18, 2021. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Feb 18, 2021, Jul 23, 2018 (2 updates tracked since 2018).

About Oscar A Anton Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

OSCAR A ANTON MD (NPI 1700089729) is an individual orthopaedic surgery provider in Rockford, Illinois, licensed in Illinois (036118081) and active in the NPI registry since June 2007. He is enrolled in Medicare PECOS, is affiliated with Uw Health, and is a graduate of Other (1995).

NPPES Registry Identity

NPI1700089729
Entity TypeIndividualMale
Primary Taxonomy207X00000X
Provider Legal NameOSCAR A ANTONCredential: MD
Location Address1340 CHARLES STRockford, IL 61104
Mailing AddressPo Box 78866Milwaukee, WI 53278-8866 · (779) 696-7150 · Fax (779) 696-7342
Phone(779) 696-1900
Sole ProprietorNo
Medical School CMSOtherGraduated 1995
Enumeration DateJune 7, 2007
Last NPPES UpdateFebruary 18, 20212 updates tracked since enumeration
NPPES CertifiedFebruary 18, 2021
✔ NPI 1700089729 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOrthopaedic SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code207X00000X
License✔ Licensed in IL · 036118081
Definition
An orthopaedic surgeon is trained in the preservation, investigation and restoration of the form and function of the extremities, spine and associated structures by medical, surgical and physical means. An orthopaedic surgeon is involved with the care of patients whose musculoskeletal problems include congenital deformities, trauma, infections, tumors, metabolic disturbances of the musculoskeletal system, deformities, injuries and degenerative diseases of the spine, hands, feet, knee, hip, shoulder and elbow in children and adults. An orthopaedic surgeon is also concerned with primary and secondary muscular problems and the effects of central or peripheral nervous system lesions of the musculoskeletal system.
1340 CHARLES ST, Rockford, IL 61104
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Aspirus Health Plan, Quartz.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Oscar A Anton Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID3870694284
PECOS Enrollment IDI20070728000029
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Oscar Anton reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Swedishamerican Hospital
0.1 mi
Cardiovascular Disease
1340 CHARLES ST, SUITE 300
Rockford, IL 61104
  • Reassigned Medicare billing, Illinois enrollment
  • 474 clinicians in this Medicare group
NPI 1154476802 (779) 696-5888

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 6

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Aspiration and/or injection of fluid from large joint 20610
This procedure involves using a needle to remove (aspiration) or introduce (injection) fluid into a large joint like the knee or hip. It can help diagnose conditions, relieve discomfort, or deliver medication directly to the joint.
152 services84 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
66 services50 patients
X-ray of knee, 1-2 views 73560
An X-ray of the knee with 1-2 views is a quick, painless test that produces images of the knee bones. It helps identify fractures, infections, or changes in the knee joint. During the procedure, you'll be asked to stay still while the X-ray machine captures the images.
48 services32 patients
X-ray of knee, 3 views 73562
An X-ray of the knee, 3 views, is a non-invasive imaging test. It uses a small amount of radiation to produce images of the knee from three different angles. This helps medical professionals to diagnose and monitor conditions like arthritis, fractures, or infections. The process is quick and painless.
46 services39 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
32 services32 patients
Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212
This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.
19 services16 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Uw Health

Acute Care Hospitals · Rockford, IL
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140228
Location1401 East State StreetRockford, IL 61104 · Winnebago County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 61104 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$85.71 typical visit price
range $54.80 – $168.44
Typical copayment $21.42 (range $13.70 – $42.11)
Most-billed visit code 99203
Established Patient
$68.64 typical visit price
range $17.16 – $136.56
Typical copayment $17.16 (range $4.29 – $34.14)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

74.98/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality79.92
Promoting Interoperability78
Improvement Activities40
Cost55.01

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MS. REBEKAH D MEYERS PT
Physical Therapist
1340 CHARLES ST, SUITE 100
ROCKFORD, IL 61104
Winnebago County (815) 399-1975
KELLY S. RASMUSSEN NP
Nurse Practitioner
1340 CHARLES ST
ROCKFORD, IL 61104
Winnebago County (779) 696-5888
MS. KATHLEEN EDNA WILLIAMS APRN
Nurse Practitioner
1340 CHARLES ST, STE 201
ROCKFORD, IL 61104
Winnebago County (779) 696-8799
DR. STEVEN MILOS M.D.
Orthopaedic Surgery (Sports Medicine)
1340 CHARLES ST, SUITE 100
ROCKFORD, IL 61104
Winnebago County (779) 696-1900
JOHN RUSSELL
Nurse Practitioner
1340 CHARLES ST, SUITE 300
ROCKFORD, IL 61104
Winnebago County (779) 696-8800
SIRIVANH PHOMVANSI GAMEZ P.T.
Physical Therapist
1340 CHARLES ST, SUITE 100
ROCKFORD, IL 61104
Winnebago County (815) 399-1975
THOMAS J DANAHER MD
Orthopaedic Surgery
1340 CHARLES ST, STE 100
ROCKFORD, IL 61104
Winnebago County (779) 696-1900
DREW W PEARSON APN
Nurse Practitioner
1340 CHARLES ST
ROCKFORD, IL 61104
Winnebago County (779) 696-8700

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Oscar Anton's NPI number?

The NPI number for Oscar Anton is 1700089729. It was assigned to this individual provider in the NPPES registry on June 7, 2007.

Where is Oscar Anton located?

Oscar Anton practices at 1340 Charles St, Rockford, IL 61104. The listed phone number is (779) 696-1900.

What is Oscar Anton's specialty?

The primary specialty registered for this NPI is Orthopaedic Surgery with taxonomy code 207X00000X.

Is Oscar Anton enrolled in Medicare?

Yes. Oscar Anton is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Oscar Anton's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Oscar Anton reassigns Medicare benefits to Swedishamerican Hospital (Rockford, IL). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Oscar Anton's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Oscar Anton accept?

Health plans from Aspirus Health Plan and Quartz list Oscar Anton as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Oscar Anton affiliated with any hospitals?

According to CMS data, Oscar Anton is affiliated with Uw Health.

When was this NPI record last updated?

The NPPES record for Oscar Anton was last updated on February 18, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.