DR. JAMES I SLADKY MD
NPI 1053467456
Radiology - Diagnostic Radiology in Green Bay, WI

Active since January 26, 2007PECOS EnrolledAccepts Medicare Assignment
94.61/100
CMS Quality Rating
2941 S RIDGE RD, GREEN BAY, WI 54304(920) 336-4096(920) 336-8093 Get Directions Write a Review

NPPES record last updated: August 3, 2010. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Dr. James I Sladky Md NPPES

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

DR. JAMES I SLADKY MD (NPI 1053467456) is an individual diagnostic radiology provider in Green Bay, Wisconsin, licensed in Wisconsin (46093) and active in the NPI registry since January 2007. He is enrolled in Medicare PECOS, is affiliated with St Nicholas Hospital, and is a graduate of Saint Louis University School Of Medicine (1993).

NPPES Registry Identity

NPI1053467456
Entity TypeIndividualMale
Primary Taxonomy2085R0202X
Provider Legal NameDR. JAMES I SLADKYCredential: MD
Location Address2941 S RIDGE RDGreen Bay, WI 54304-5517
Mailing Address2941 S Ridge RdGreen Bay, WI 54304-5517 · (920) 336-4096 · Fax (920) 336-8093
Fax(920) 336-8093
Sole ProprietorNo
Medical School CMSSaint Louis University School Of MedicineGraduated 1993
Enumeration DateJanuary 26, 2007
Last NPPES UpdateAugust 3, 2010
✔ NPI 1053467456 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRadiology · Diagnostic RadiologyAllopathic & Osteopathic Physicians
Taxonomy Code2085R0202X
License✔ Licensed in WI · 46093
Definition
A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.
2941 S RIDGE RD, Green Bay, WI 54304

Other Identifiers 3

Medicaid34530800WI
Medicare PIN002107201WI
Medicare UPINB56664

Accepted 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

Dr. James I Sladky 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 ID4981503810
PECOS Enrollment IDI20040812000560
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 Reassignments

6

Medicare enrollment records show James Sladky reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Diagnostic Radiology
2941 S RIDGE RD
Green Bay, WI 54304
  • Reassigned Medicare billing, Wisconsin enrollment
  • 26 clinicians in this Medicare group
Internal Medicine
2710 EXECUTIVE DR
Green Bay, WI 54304
  • Reassigned Medicare billing, Wisconsin enrollment
  • 190 clinicians in this Medicare group
General Practice
2710 EXECUTIVE DR
Green Bay, WI 54304
  • Reassigned Medicare billing, Wisconsin enrollment
  • 742 clinicians in this Medicare group
Diagnostic Radiology
333 N COMMERCIAL ST
Neenah, WI 54956
  • Reassigned Medicare billing, Wisconsin enrollment
  • 84 clinicians in this Medicare group
Internal Medicine
3113 SAEMANN AVE
Sheboygan, WI 53081
  • Reassigned Medicare billing, Wisconsin enrollment
  • 673 clinicians in this Medicare group
Diagnostic Radiology
3100 SUPERIOR AVE
Sheboygan, WI 53081
  • Reassigned Medicare billing, Wisconsin enrollment
  • 28 clinicians in this Medicare group

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 31

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.

Ct scan head or brain without contrast 70450
A CT scan of the head or brain without contrast is a non-invasive imaging procedure. It uses X-rays to create detailed pictures of your brain, skull, and other structures inside your head. It helps to detect conditions like strokes, tumors, or injuries. No dye (contrast) is used in this test.
92 services90 patients
Ultrasound scan of head and neck soft tissue 76536
An ultrasound scan of the head and neck soft tissue is a non-invasive procedure that uses sound waves to create images of the soft tissues in these areas. It helps identify any abnormalities or issues, such as tumors, cysts, or infections. It's painless and doesn't involve radiation.
77 services77 patients
Mri scan of brain before and after contrast 70553
An MRI scan of the brain, both before and after contrast, helps visualize different brain structures. Initially, images are taken without a contrast agent. Then, a safe dye is injected which helps highlight certain areas, providing clearer, more detailed images.
62 services59 patients
X-ray of chest, 2 views 71046
A chest X-ray, 2 views, is a quick, painless test that creates pictures of the structures inside your chest, such as your heart, lungs, and blood vessels. Two different angles are used to get a comprehensive view. This helps in diagnosing conditions like pneumonia, heart problems, or lung cancer.
59 services57 patients
X-ray of chest, 1 view 71045
A chest X-ray, 1 view, is a quick, painless test that produces images of the structures within your chest, such as your heart, lungs, and blood vessels. It helps in diagnosing conditions like pneumonia, heart problems, or lung cancer. You'll stand in front of a machine that emits X-rays, which pass through your body to create the image.
50 services49 patients
Mri scan of brain without contrast 70551
An MRI scan of the brain without contrast is a non-invasive imaging test. It uses a magnetic field and radio waves to create detailed images of your brain. It helps in detecting abnormalities like tumors, stroke, inflammation, or infection.
49 services49 patients

Hospital Affiliations CMS Care Compare 5

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

St Nicholas Hospital

Acute Care Hospitals · Sheboygan, WI
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number520044
Location3100 Superior AveSheboygan, WI 53081 · Sheboygan County
Emergency services Birthing friendly

St Vincent Hospital

Acute Care Hospitals · Green Bay, WI
4/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number520075
Location835 S Van Buren StGreen Bay, WI 54301 · Brown County
Emergency services Birthing friendly

St Mary's Hospital Medical Center

Acute Care Hospitals · Green Bay, WI
4/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number520097
Location1726 Shawano AveGreen Bay, WI 54303 · Brown County
Emergency services

Hshs St Clare Memorial Hospital

Critical Access Hospitals · Oconto Falls, WI
OwnershipVoluntary non-profit - Private
CMS Certification Number521310
Location855 S Main StOconto Falls, WI 54154 · Oconto County
Emergency services

Door County Medical Center

Critical Access Hospitals · Sturgeon Bay, WI
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number521358
Location323 South 18th AvenueSturgeon Bay, WI 54235 · Door County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 54304 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
$82.92 typical visit price
range $53.90 – $163.24
Typical copayment $20.73 (range $13.47 – $40.81)
Most-billed visit code 99203
Established Patient
$67.37 typical visit price
range $17.40 – $133.76
Typical copayment $16.84 (range $4.35 – $33.44)
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.

94.61/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality85.17
Promoting Interoperability100
Improvement Activities40

Reported Quality Measures

Radiation Consideration for Adult CT: Utilization of Dose Lowering Techniques
Percentage of final reports for patients aged 18 years and older undergoing CT with documentation that one or more of the following dose reduction techniques were used: - Automated exposure control - Adjustment of the mA and/or kV according to patient size -…
100%507 patients
Radiology: Reminder System for Screening Mammograms
Percentage of patients undergoing a screening mammogram whose information is entered into a reminder system with a target due date for the next mammogram
100%54 patients
Radiology: Stenosis Measurement in Carotid Imaging Reports
Percentage of final reports for carotid imaging studies (neck magnetic resonance angiography [MRA], neck computed tomography angiography [CTA], neck duplex ultrasound, carotid angiogram) performed that include direct or indirect reference to measurements of…
100%34 patients
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

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.

Radiology (Diagnostic Radiology)
2941 S RIDGE RD
GREEN BAY, WI 54304
Radiology (Diagnostic Radiology)
2941 S RIDGE RD
GREEN BAY, WI 54304
Radiology (Diagnostic Radiology)
2941 S RIDGE RD
GREEN BAY, WI 54304
Radiology (Diagnostic Radiology)
2941 S RIDGE RD
GREEN BAY, WI 54304
Radiology (Diagnostic Radiology)
2941 S RIDGE RD
GREEN BAY, WI 54304
Radiology (Diagnostic Radiology)
2941 S RIDGE RD
GREEN BAY, WI 54304
Radiology (Diagnostic Radiology)
2941 S RIDGE RD
GREEN BAY, WI 54304
Radiology (Diagnostic Radiology)
2941 S RIDGE RD
GREEN BAY, WI 54304

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 James Sladky's NPI number?

The NPI number for James Sladky is 1053467456. It was assigned to this individual provider in the NPPES registry on January 26, 2007.

Where is James Sladky located?

James Sladky practices at 2941 S Ridge Rd, Green Bay, WI 54304. The listed phone number is (920) 336-4096.

What is James Sladky's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.

Is James Sladky enrolled in Medicare?

Yes. James Sladky 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 organizations bill Medicare for James Sladky's services?

According to the CMS Revalidation Reassignment List (October 2026 release), James Sladky reassigns Medicare benefits to 6 organizations: Green Bay Radiology Sc (Green Bay, WI), Prevea Clinic, Inc. (Green Bay, WI), St Vincent Hospital-Hospital Sisters-Third Order Of St Francis (Green Bay, WI), Radiology Associates Of The Fox Valley, Sc (Neenah, WI), St. Nicholas Hospital-Sisters Of The Third Order Of St Francis (Sheboygan, WI) and 1 more organization, listed in the Medicare section above. Each 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 James Sladky's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does James Sladky accept?

Health plans from Anthem Blue Cross and Blue Shield and CareSource (Common Ground Healthcare) list James Sladky 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 James Sladky affiliated with any hospitals?

According to CMS data, James Sladky is affiliated with St Nicholas Hospital, St Vincent Hospital, St Mary's Hospital Medical Center, Hshs St Clare Memorial Hospital and Door County Medical Center.

When was this NPI record last updated?

The NPPES record for James Sladky was last updated on August 3, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.