KATHERINE ANN HALLENBECK MD
NPI 1427237403
Radiology - Diagnostic Radiology in St Francis, WI

Q: What is Katherine Hallenbeck's NPI number?

The NPI number for Katherine Hallenbeck is 1427237403. It was assigned to this individual provider in the NPPES registry on October 26, 2007. The provider is also known as Katherine Ann Grum.

Q: What is Katherine Hallenbeck's specialty?

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

Active since October 26, 2007PECOS EnrolledAccepts Medicare Assignment

2000 E LAYTON AVE, ST FRANCIS, WI 53235(414) 744-6589(414) 747-8848 Get Directions Write a Review

NPPES record last updated: October 16, 2023. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Oct 16, 2023, Nov 23, 2021 (2 updates tracked since 2021).

On this page

About Katherine Ann Hallenbeck Md NPPES

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

KATHERINE ANN HALLENBECK MD (NPI 1427237403) is an individual diagnostic radiology provider in St Francis, Wisconsin, licensed in Wisconsin (49611) and active in the NPI registry since October 2007. She is enrolled in Medicare PECOS, is affiliated with Aurora St Lukes Medical Center, and is a graduate of University Of Wisconsin School Of Medicine (2005).

NPPES Registry Identity

NPI1427237403

Entity TypeIndividualFemale

Primary Taxonomy2085R0202X

Provider Legal NameKATHERINE ANN HALLENBECKCredential: MD

Location Address2000 E LAYTON AVESt Francis, WI 53235-6053

Mailing AddressPo Box 735044Chicago, IL 60673-5044

Phone(414) 744-6589

Fax(414) 747-8848

Sole ProprietorNo

Medical School CMSUniversity Of Wisconsin School Of MedicineGraduated 2005

Enumeration DateOctober 26, 2007

Last NPPES UpdateOctober 16, 20232 updates tracked since enumeration

NPPES CertifiedOctober 16, 2023

✔ NPI 1427237403 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 · 49611

Definition

A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.

2000 E LAYTON AVE, St Francis, WI 53235

Open in Google Maps ↗

Other Names 1

Former Name (1)Katherine Ann Grum

Other Identifiers 3

Medicaid100015579WI

Medicaid200985740IN

OtherP00851234IN · Railroad Medicare

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include CareSource (Common Ground Healthcare).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

Katherine Ann Hallenbeck 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 ID3779616784

PECOS Enrollment IDI20110621000503

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 Katherine Hallenbeck reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Lakeshore Medical Clinic, LLC

Same address

Family Medicine

2000 E LAYTON AVE STE 100
Saint Francis, WI 53235

Reassigned Medicare billing, Wisconsin enrollment
960 clinicians in this Medicare group

NPI 1003861188 (414) 744-6589

Aurora Medical Group, Inc.

4.3 mi

Nurse Anesthetist, Certified Registered

3301 W FOREST HOME AVE
Milwaukee, WI 53215

Reassigned Medicare billing, Wisconsin enrollment
4,609 clinicians in this Medicare group

NPI 1427271378 (877) 576-3544

Milwaukee Radiologists Ltd

5.4 mi

Diagnostic Radiology

6150 W LAYTON AVE
Greenfield, WI 53220

Reassigned Medicare billing, Wisconsin enrollment
44 clinicians in this Medicare group

NPI 1568564904 (414) 914-9430

Aurora Advanced Healthcare, Inc.

13 mi

Family Medicine

3003 W GOOD HOPE RD
Milwaukee, WI 53209

Reassigned Medicare billing, Wisconsin enrollment
1,615 clinicians in this Medicare group

NPI 1265629133 (414) 352-3100

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 37

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.

Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml Q9967

Low osmolar contrast material with 300-399 mg/ml iodine concentration is a diagnostic tool used in imaging procedures. It helps to enhance the visibility of specific areas in the body, aiding in accurate diagnosis. It's safe and generally well-tolerated by patients.

1,275 services12 patients

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.

452 services452 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.

452 services452 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.

353 services348 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.

119 services116 patients

Screening mammography 77067

97 services97 patients

Screening 3d breast mammography 77063

96 services96 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.

84 services84 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.

79 services79 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.

78 services77 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.

64 services57 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.

63 services62 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.

62 services62 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.

58 services58 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.

48 services48 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.

48 services48 patients

X-ray of chest, 2 views 71046

43 services43 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.

41 services41 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.

34 services33 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 services33 patients

X-ray of abdomen, 1 view 74018

33 services33 patients

X-ray of foot, minimum of 3 views 73630

An X-ray of the foot, minimum of 3 views, is a non-invasive imaging test. It uses a small amount of radiation to produce images of the bones and tissues in your foot. This helps to identify fractures, infections, or other abnormalities. Multiple views ensure a comprehensive examination.

30 services26 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.

25 services25 patients

3d radiographic procedure 76376

A 3D radiographic procedure is a non-invasive imaging test that helps doctors visualize the internal structures of your body in three dimensions. This advanced technology provides detailed images, aiding in accurate diagnosis and treatment planning. It involves exposure to minimal radiation.

25 services25 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.

22 services22 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.

20 services18 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.

17 services17 patients

X-ray of ankle, minimum of 3 views 73610

An ankle X-ray is a quick, painless imaging test. It involves capturing at least three different images or 'views' of your ankle using small amounts of radiation. These images help identify any abnormalities or injuries, such as fractures or arthritis.

16 services16 patients

Ct scan of chest without contrast 71250

15 services15 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.

15 services15 patients

X-ray of hand, minimum of 3 views 73130

An X-ray of the hand, minimum of 3 views, is a non-invasive imaging test. It uses a small amount of radiation to produce images of the bones in your hand from different angles. This helps in diagnosing fractures, infections, arthritis, or other abnormalities. It's quick and painless.

15 services12 patients

X-ray of knee, 3 views 73562

15 services13 patients

X-ray of foot, minimum of 3 views 73630

15 services11 patients

X-ray of shoulder, minimum of 2 views 73030

13 services13 patients

X-ray of hip, 2-3 views 73502

13 services13 patients

X-ray of hand, minimum of 3 views 73130

12 services11 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.

11 services11 patients

Hospital Affiliations CMS Care Compare 5

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

Aurora St Lukes Medical Center

Acute Care Hospitals · Milwaukee, WI

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number520138

Location2900 W Oklahoma AveMilwaukee, WI 53215 · Milwaukee County

Emergency services Birthing friendly

West Allis Memorial Hospital

Acute Care Hospitals · West Allis, WI

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number520139

Location8901 W Lincoln AveWest Allis, WI 53227 · Milwaukee County

Emergency services Birthing friendly

Aurora Medical Center Kenosha

Acute Care Hospitals · Kenosha, WI

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number520189

Location10400 75th StKenosha, WI 53142 · Kenosha County

Emergency services Birthing friendly

Aurora Medical Center - Summit

Acute Care Hospitals · Summit, WI

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number520206

Location36500 Aurora DriveSummit, WI 53066 · Waukesha County

Emergency services Birthing friendly

Aurora Medical Center

Acute Care Hospitals · Grafton, WI

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number520207

Location975 Port Washington RoadGrafton, WI 53024 · Ozaukee County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 53235 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.

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.

EDWARD ST VILLE M.D

Radiology (Diagnostic Radiology)

2000 E LAYTON AVE
ST FRANCIS, WI 53235

Milwaukee County (414) 744-6589

KATELYN VANA HAASCH PA-C

Physician Assistant

2000 E LAYTON AVE
ST FRANCIS, WI 53235

Milwaukee County (414) 744-7880

ALEXANDRIA JOHNSON DPT

Physical Therapist

2000 E LAYTON AVE
ST FRANCIS, WI 53235

Milwaukee County (414) 747-8400

DR. MASSIHULLAH HAMIDI M.D., PH.D.

Radiology (Diagnostic Radiology)

2000 E LAYTON AVE
ST FRANCIS, WI 53235

Milwaukee County (414) 744-6589

RICHARD M. HAYES M.D.

Internal Medicine

2000 E LAYTON AVE
SAINT FRANCIS, WI 53235

Milwaukee County (414) 744-6589

ANAND BRAHMAMDAM DO

Radiology (Diagnostic Radiology)

2000 E LAYTON AVE
ST FRANCIS, WI 53235

Milwaukee County (414) 744-6589

HERSLOF'S, INC

Technician/Technologist (Optician)

2000 E LAYTON AVE, SUITE 110
MILWAUKEE, WI 53235

Milwaukee County (414) 481-8107

CHRISTOPHER DIMINO

Specialist/Technologist (Athletic Trainer)

2000 E LAYTON AVE
SAINT FRANCIS, WI 53235

Milwaukee County (608) 575-2799

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 Katherine Hallenbeck's NPI number?

The NPI number for Katherine Hallenbeck is 1427237403. It was assigned to this individual provider in the NPPES registry on October 26, 2007. The provider is also known as Katherine Ann Grum.

Where is Katherine Hallenbeck located?

Katherine Hallenbeck practices at 2000 E Layton Ave, St Francis, WI 53235. The listed phone number is (414) 744-6589.

What is Katherine Hallenbeck's specialty?

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

Is Katherine Hallenbeck enrolled in Medicare?

Yes. Katherine Hallenbeck 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 Katherine Hallenbeck's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Katherine Hallenbeck reassigns Medicare benefits to 4 organizations: Lakeshore Medical Clinic, LLC (Saint Francis, WI), Aurora Medical Group, Inc. (Milwaukee, WI), Milwaukee Radiologists Ltd (Greenfield, WI) and Aurora Advanced Healthcare, Inc. (Milwaukee, WI). 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 Katherine Hallenbeck's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Katherine Hallenbeck accept?

Health plans from CareSource (Common Ground Healthcare) list Katherine Hallenbeck 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 Katherine Hallenbeck affiliated with any hospitals?

According to CMS data, Katherine Hallenbeck is affiliated with Aurora St Lukes Medical Center, West Allis Memorial Hospital, Aurora Medical Center Kenosha, Aurora Medical Center - Summit and Aurora Medical Center.

When was this NPI record last updated?

The NPPES record for Katherine Hallenbeck was last updated on October 16, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.