Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. GREGORY ALLEN FRANCKEN M.D.
NPI 1831184415
Radiology - Diagnostic Radiology in Waukesha, WI

Active since September 20, 2005PECOS Enrolled
725 AMERICAN AVE, WAUKESHA, WI 53188(262) 928-2400(262) 928-7621 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Gregory Allen Francken M.d. NPPES

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

DR. GREGORY ALLEN FRANCKEN M.D. (NPI 1831184415) is an individual diagnostic radiology provider in Waukesha, Wisconsin, licensed in Wisconsin (32570-020) and active in the NPI registry since September 2005. He is enrolled in Medicare PECOS, is affiliated with Carolinas Medical Center-northeast, and is a graduate of University Of Wisconsin School Of Medicine (1990).

NPPES Registry Identity

NPI1831184415
Entity TypeIndividualMale
Primary Taxonomy2085R0202X
Provider Legal NameDR. GREGORY ALLEN FRANCKENCredential: M.D.
Location Address725 AMERICAN AVEWaukesha, WI 53188-5031
Mailing Address725 American AveWaukesha, WI 53188-5031 · (262) 928-2400 · Fax (262) 928-7621
Fax(262) 928-7621
Sole ProprietorNo
Medical School CMSUniversity Of Wisconsin School Of MedicineGraduated 1990
Enumeration DateSeptember 20, 2005
Last NPPES UpdateJuly 13, 2026
NPI 1831184415 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 · 32570-020
Definition
A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.
725 AMERICAN AVE, Waukesha, WI 53188

Other Identifiers 1

Medicaid34073800WI

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. Gregory Allen Francken 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 ID8628038718
PECOS Enrollment IDI20041013000677, I20250710004370, I20250710004387
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.

Areas of Expertise CMS Part B claims 44

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.

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.
269 services248 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.
177 services177 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.
177 services177 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.
136 services130 patients
Nuclear medicine study from skull base to mid-thigh with ct scan 78815
A nuclear medicine study from skull base to mid-thigh with a CT scan involves using a small amount of radioactive material and CT imaging to examine body tissues and organs. This helps detect any abnormalities by providing detailed images of the body's internal structure.
90 services82 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.
78 services74 patients

Hospital Affiliations CMS Care Compare 5

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

Carolinas Medical Center-Northeast

Acute Care Hospitals · Concord, NC
4/5 CMS rating
OwnershipGovernment - Hospital District or Authority
CMS Certification Number340001
Location920 Church St NConcord, NC 28025 · Cabarrus County
Emergency services Birthing friendly

Atrium Health Cleveland

Acute Care Hospitals · Shelby, NC
3/5 CMS rating
OwnershipGovernment - Hospital District or Authority
CMS Certification Number340021
Location201 E Grover StShelby, NC 28150 · Cleveland County
Emergency services Birthing friendly

Atrium Health Pineville

Acute Care Hospitals · Charlotte, NC
3/5 CMS rating
OwnershipGovernment - Hospital District or Authority
CMS Certification Number340098
Location10628 Park RdCharlotte, NC 28210 · Mecklenburg County
Emergency services Birthing friendly

Carolinas Medical Center/Behav Health

Acute Care Hospitals · Charlotte, NC
2/5 CMS rating
OwnershipGovernment - Hospital District or Authority
CMS Certification Number340113
Location1000 Blythe BlvdCharlotte, NC 28203 · Mecklenburg County
Emergency services Birthing friendly

Atrium Health Union

Acute Care Hospitals · Monroe, NC
3/5 CMS rating
OwnershipGovernment - Hospital District or Authority
CMS Certification Number340130
Location600 Hospital DrMonroe, NC 28112 · Union County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 53188 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.

Social Worker (Clinical)
725 AMERICAN AVE
WAUKESHA, WI 53188
Anesthesiology
725 AMERICAN AVE
WAUKESHA, WI 53188
Nurse Practitioner (Obstetrics & Gynecology)
725 AMERICAN AVE, PROHEALTH CARE WOMEN'S CENTER
WAUKESHA, WI 53188
Physician Assistant
725 AMERICAN AVE
WAUKESHA, WI 53188
Anesthesiology
725 AMERICAN AVE
WAUKESHA, WI 53188
Nurse Practitioner (Neonatal)
725 AMERICAN AVE
WAUKESHA, WI 53188
Nurse Practitioner (Acute Care)
725 AMERICAN AVE
WAUKESHA, WI 53188
Nurse Practitioner (Neonatal)
725 AMERICAN AVE
WAUKESHA, WI 53188

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 Gregory Francken's NPI number?

The NPI number for Gregory Francken is 1831184415. It was assigned to this individual provider in the NPPES registry on September 20, 2005.

Where is Gregory Francken located?

Gregory Francken practices at 725 American Ave, Waukesha, WI 53188. The listed phone number is (262) 928-2400.

What is Gregory Francken's specialty?

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

Is Gregory Francken enrolled in Medicare?

Yes. Gregory Francken 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.

What insurance does Gregory Francken accept?

Health plans from Blue Cross and Blue Shield of NC and CareSource (Common Ground Healthcare) list Gregory Francken 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 Gregory Francken affiliated with any hospitals?

According to CMS data, Gregory Francken is affiliated with Carolinas Medical Center-Northeast, Atrium Health Cleveland, Atrium Health Pineville, Carolinas Medical Center/Behav Health and Atrium Health Union.

When was this NPI record last updated?

The NPPES record for Gregory Francken was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 34 days 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.