DR. JOHN BOCHNIAK M.D.
NPI 1184729121
Radiology - Diagnostic Ultrasound in Hoffman Estates, IL

Q: What is John Bochniak's NPI number?

The NPI number for John Bochniak is 1184729121. It was assigned to this individual provider in the NPPES registry on September 14, 2006.

Q: What is John Bochniak's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Ultrasound, with taxonomy code 2085U0001X.

Q: When was this NPI record last updated?

The NPPES record for John Bochniak was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 months 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.

Active since September 14, 2006PECOS EnrolledAccepts Medicare Assignment

79.26/100

CMS Quality Rating

1555 BARRINGTON RD, HOFFMAN ESTATES, IL 60194(847) 843-2000 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

On this page

About Dr. John Bochniak M.d. NPPES

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

DR. JOHN BOCHNIAK M.D. (NPI 1184729121) is an individual diagnostic ultrasound provider in Hoffman Estates, Illinois and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS, is affiliated with Advocate Sherman Hospital, and is a graduate of University Of Chicago, Pritzker School Of Medicine (1988).

NPPES Registry Identity

NPI1184729121

Entity TypeIndividualMale

Primary Taxonomy2085U0001X

Provider Legal NameDR. JOHN BOCHNIAKCredential: M.D.

Location Address1555 BARRINGTON RDHoffman Estates, IL 60194-1019

Mailing AddressPo Box 1690Woodstock, IL 60098-1690 · (815) 337-1466 · Fax (815) 337-1721

Phone(847) 843-2000

Sole ProprietorNo

Medical School CMSUniversity Of Chicago, Pritzker School Of MedicineGraduated 1988

Enumeration DateSeptember 14, 2006

Last NPPES UpdateSeptember 11, 2025

✔ NPI 1184729121 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 6

★ Primary SpecialtyRadiology · Diagnostic UltrasoundAllopathic & Osteopathic Physicians

Taxonomy Code2085U0001X

Definition

A Radiology doctor of Osteopathy that specializes in Diagnostic Ultrasound.

Also ListedRadiology · Body ImagingTaxonomy 2085B0100X

Also ListedRadiology · NeuroradiologyTaxonomy 2085N0700X

Also ListedRadiology · Nuclear RadiologyTaxonomy 2085N0904X

Also ListedRadiology · Pediatric RadiologyTaxonomy 2085P0229X

Also ListedRadiology · Diagnostic RadiologyTaxonomy 2085R0202X

1555 BARRINGTON RD, Hoffman Estates, IL 60194

Open in Google Maps ↗

Other Identifiers 1

Other05615083IL · Blue Cross Provider Id

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. John Bochniak M.d. 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 ID5597739714

PECOS Enrollment IDI20100719000721

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

Medicare enrollment records show John Bochniak reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Radiological Consultants Of Woodstock Ltd

Same address

Diagnostic Radiology

1555 BARRINGTON RD
Hoffman Estates, IL 60194

Reassigned Medicare billing, Illinois enrollment
18 clinicians in this Medicare group

NPI 1962507889 (847) 843-2000

Bonaventure Medical Foundation, LLC

7.3 mi

Family Medicine

701 BIESTERFIELD RD UNIT 4D
Elk Grove Village, IL 60007

Reassigned Medicare billing, Illinois enrollment
281 clinicians in this Medicare group

NPI 1588775647 (855) 692-6482

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 35

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.

Screening 3d breast mammography 77063

Screening 3D breast mammography is a procedure that uses low-dose X-rays to create detailed images of the breast. This allows for early detection of any unusual changes or growths. It's a non-invasive, outpatient procedure that typically takes about 30 minutes.

1,420 services1,420 patients

Screening mammography 77067

Screening mammography is a preventative measure that uses low-dose X-rays to take images of the chest area. It's a key tool in early detection of abnormalities, helping to identify issues before they become symptomatic. It is recommended annually for certain age groups.

1,420 services1,420 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.

191 services174 patients

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.

151 services147 patients

Diagnostic digital breast tomosynthesis, unilateral or bilateral (list separately in addition to 77065 or 77066) G0279

Diagnostic digital breast tomosynthesis is a 3D imaging test that allows doctors to examine your breast tissue layer by layer. It's performed on one or both sides. It helps in detecting abnormalities more accurately. It's often done in addition to other tests.

120 services116 patients

Diagnostic mammography of 1 breast 77065

Diagnostic mammography of 1 breast is a detailed imaging test that allows doctors to closely examine a specific area in the breast. It's often used when a routine screening reveals an abnormality. This test can help identify any unusual changes or issues.

91 services83 patients

Diagnostic mammography of both breasts 77066

Diagnostic mammography involves using special imaging technology to capture detailed images of both breasts. This procedure helps in identifying any unusual changes or abnormalities. It's a crucial step in ensuring breast health and early detection of potential issues.

91 services91 patients

Complete ultrasound scan of 1 breast 76641

A complete ultrasound scan of one breast is a non-invasive imaging test that uses sound waves to create detailed images of the inside of your breast. It helps in detecting any abnormalities or changes, ensuring your breast health.

76 services76 patients

Limited ultrasound scan of 1 breast 76642

A limited ultrasound scan of one breast is a non-invasive imaging test. It uses sound waves to create pictures of the inside of your breast. It helps identify any unusual growths or changes. It's safe, quick, and typically painless.

75 services70 patients

Ct scan of abdomen and pelvis without contrast 74176

A CT scan of the abdomen and pelvis is a non-invasive medical test. It uses special X-ray equipment to create detailed images of your abdominal and pelvic areas. This helps doctors examine organs, tissues, and vessels. No contrast dye is used in this procedure.

72 services70 patients

Ultrasound study of one arm or leg veins with compression and maneuvers 93971

This is a non-invasive procedure using sound waves to visualize veins in an arm or leg. It involves applying gentle pressure and performing certain movements. It helps identify any abnormal blood flow or clots, ensuring vascular health.

46 services42 patients

Ct scan of abdomen and pelvis with contrast 74177

A CT scan of the abdomen and pelvis with contrast is an imaging procedure. A special dye, called contrast, is used to make certain areas more visible. This can help identify issues such as infections, tumors, or other abnormalities. The procedure is painless and usually takes about 30 minutes.

45 services44 patients

Ct scan of blood vessels of chest with contrast 71275

A CT scan of the chest with contrast is a non-invasive imaging test. It uses X-rays and a special dye to get detailed images of your blood vessels in the chest. This helps in diagnosing conditions related to heart and lungs.

43 services43 patients

Ct scan of chest without contrast 71250

A CT scan of the chest without contrast is a non-invasive imaging procedure. It uses special X-ray equipment to produce detailed images of your chest area, including your lungs and heart. It can help diagnose conditions such as lung diseases or heart disorders. It doesn't involve any dyes or contrast agents.

33 services32 patients

Ct scan of upper spine without contrast 72125

A CT scan of the upper spine without contrast is a non-invasive imaging test that uses X-rays to capture detailed images of your neck and upper back. It helps in identifying issues like fractures, tumors, or infections. No dye (contrast) is used in this scan.

33 services32 patients

X-ray of hip, 2-3 views 73502

An X-ray of the hip with 2-3 views is a non-invasive imaging test. It uses a small amount of radiation to produce pictures of the hip joint. These images help in diagnosing conditions like fractures, arthritis, or other abnormalities. The process is quick and painless.

33 services31 patients

Dxa bone density measurement of hip, pelvis, spine 77080

A DXA bone density measurement is a simple, quick, and non-invasive procedure that assesses the strength of your bones. This test uses X-rays to measure the amount of minerals, mainly calcium, in the hip, pelvis, and spine. It helps in early detection of osteoporosis or other bone diseases.

32 services32 patients

X-ray of abdomen, 1 view 74018

An X-ray of the abdomen, 1 view, is a quick and painless imaging test. It uses a small amount of radiation to produce images of the structures in your abdomen, such as the stomach, liver, and intestines. This can help identify issues like blockages, infections, or injuries.

31 services25 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.

30 services30 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.

28 services28 patients

Limited ultrasound scan behind abdominal cavity 76775

A limited ultrasound scan behind the abdominal cavity is a non-invasive imaging method that helps visualize structures in the back of your abdomen. This procedure uses sound waves to create pictures of these areas, assisting in diagnosing certain conditions.

28 services28 patients

Ultrasound study of arm or leg veins with compression and maneuvers 93970

An ultrasound study of arm or leg veins with compression and maneuvers is a non-invasive procedure that uses sound waves to create images of your veins. This helps identify blood clots or other vein problems. During the procedure, pressure is applied to the veins and certain movements are performed to assess blood flow.

28 services28 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.

27 services26 patients

Mri scan of lower spinal canal without contrast 72148

An MRI scan of the lower spinal canal without contrast is a non-invasive imaging test. It uses a magnetic field and radio waves to produce detailed images of your lower spine. This helps identify issues like disc problems, tumors, or nerve conditions. No dye is used.

15 services15 patients

X-ray of thigh bone, minimum 2 views 73552

An X-ray of the thigh bone is a non-invasive imaging test. It involves passing a small amount of radiation through the thigh to produce images of the bone structure. At least two different angles are captured for a comprehensive view. This helps detect fractures, infections, or other abnormalities.

14 services13 patients

Ct scan of face without contrast 70486

A CT scan of the face without contrast is a non-invasive imaging procedure. It uses X-rays to create detailed pictures of your face, including bones, soft tissues, and blood vessels. It's often used to diagnose diseases, injuries, or abnormalities. No contrast dye is used in this procedure.

13 services13 patients

Mri scan of upper spinal canal without contrast 72141

An MRI scan of the upper spinal canal without contrast is a non-invasive imaging test. It uses a magnetic field and radio waves to create detailed images of your upper spine. This helps doctors identify issues such as injuries, infections or diseases. No dye is used.

13 services13 patients

Biopsy of breast and placement of locating device using ultrasound, first growth 19083

A breast biopsy with locating device placement involves taking a small sample from an unusual growth, using ultrasound for precise targeting. This sample is studied for any abnormal cells. A locating device is also placed to mark the area for future reference.

12 services12 patients

Ct scan of chest with contrast 71260

A CT scan of the chest with contrast is an imaging procedure. A special dye (contrast) is used to highlight specific areas in your body, providing clearer pictures of your chest. This helps in diagnosing conditions related to your lungs, heart, and other chest structures.

12 services11 patients

Mri scan of arm joint without contrast 73221

An MRI scan of the arm joint is a non-invasive imaging procedure that uses magnetic fields and radio waves to create detailed images of the structures within your arm joint. No contrast dye is used in this process. It helps to diagnose or monitor conditions like arthritis, injuries, or infections.

12 services11 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.

12 services11 patients

Mri scan of both breasts 77049

An MRI scan of both breasts is a non-invasive procedure using magnetic fields and radio waves to create detailed images of your chest area. This aids in detecting any abnormalities, ensuring your health and well-being.

12 services12 patients

X-ray of shoulder, minimum of 2 views 73030

An X-ray of the shoulder, with a minimum of 2 views, is a non-invasive imaging test. It uses a small amount of radiation to produce images of your shoulder bones. This helps in diagnosing conditions like fractures, arthritis, or other abnormalities. The procedure is quick and painless.

11 services11 patients

Ct scan of abdomen and pelvis before and after contrast 74178

A CT scan of your abdomen and pelvis with and without contrast helps visualize your internal organs better. Contrast is a special dye that improves the clarity of the images. It's taken orally or injected into your veins before the scan. The process is painless and quick.

11 services11 patients

Limited ultrasound scan of abdomen 76705

A limited ultrasound scan of the abdomen is a non-invasive imaging test. It uses sound waves to produce images of the abdominal organs such as the liver, gallbladder, spleen, pancreas, and kidneys. This helps to identify any abnormalities or issues.

11 services11 patients

Hospital Affiliations CMS Care Compare 3

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

Advocate Sherman Hospital

Acute Care Hospitals · Elgin, IL

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number140030

Location1425 North Randall RoadElgin, IL 60123 · Kane County

Emergency services Birthing friendly

Alexian Brothers Medical Center 1

Acute Care Hospitals · Elk Grove Village, IL

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number140258

Location800 Biesterfield RdElk Grove Village, IL 60007 · Cook County

Emergency services Birthing friendly

St Alexius Medical Center

Acute Care Hospitals · Hoffman Estates, IL

4/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number140290

Location1555 N Barrington RdHoffman Estates, IL 60169 · Cook County

Emergency services Birthing friendly

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.

79.26/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

58.52

Improvement Activities

Reported Quality Measures

Radiation Consideration for Adult CT: Utilization of Dose Lowering Techniques

100%409 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.

SHREE SINGH CSA

Contractor

1555 BARRINGTON RD
HOFFMAN ESTATES, IL 60194

Cook County (815) 463-0098

SVETLANA SERLIN DO

Pediatrics

1555 BARRINGTON RD, DOCTORS BLDG ONE, SUITE 415
HOFFMAN ESTATES, IL 60194

Cook County (847) 490-4222

MIROSLAV DJORDJEVIC CSA

Specialist/Technologist, Other (Surgical Assistant)

1555 BARRINGTON RD
HOFFMAN ESTATES, IL 60194

Cook County (815) 463-0098

MIDWEST CHILDREN'S HEART SPECIALISTS, S.C.

Specialist

1555 BARRINGTON RD, DOB 1 SUITE 430
HOFFMAN ESTATES, IL 60194

Cook County (847) 884-1212

GREGG R FENSKE M.D.

Family Medicine

1555 BARRINGTON RD, SUITE 3450
HOFFMAN ESTATES, IL 60194

Cook County (847) 882-2400

DR. LAVANYA G SHANKAR MD

Pediatrics

1555 BARRINGTON RD
HOFFMAN ESTATES, IL 60194

Cook County (847) 490-6974

GLENN ALAN GOLBUS MD

Internal Medicine (Interventional Cardiology)

1555 BARRINGTON RD, BLDG 3 SUITE 3200
HOFFMAN ESTATES, IL 60194

Cook County (847) 882-8448

DR. EDGAR L KOCH M.D.

Radiology (Diagnostic Ultrasound)

1555 BARRINGTON RD
HOFFMAN ESTATES, IL 60194

Cook County (847) 843-2000

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 John Bochniak's NPI number?

The NPI number for John Bochniak is 1184729121. It was assigned to this individual provider in the NPPES registry on September 14, 2006.

Where is John Bochniak located?

John Bochniak practices at 1555 Barrington Rd, Hoffman Estates, IL 60194. The listed phone number is (847) 843-2000.

What is John Bochniak's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Ultrasound, with taxonomy code 2085U0001X.

Is John Bochniak enrolled in Medicare?

Yes. John Bochniak 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 John Bochniak's services?

According to the CMS Revalidation Reassignment List (October 2026 release), John Bochniak reassigns Medicare benefits to 2 organizations: Radiological Consultants Of Woodstock Ltd (Hoffman Estates, IL) and Bonaventure Medical Foundation, LLC (Elk Grove Village, IL). 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 John Bochniak's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is John Bochniak affiliated with any hospitals?

According to CMS data, John Bochniak is affiliated with Advocate Sherman Hospital, Alexian Brothers Medical Center 1 and St Alexius Medical Center.

When was this NPI record last updated?

The NPPES record for John Bochniak was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 months 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.