PATRICK G FREDENBERG MD
NPI 1710976766
Radiology - Diagnostic Radiology in Glendale, AZ

Active since October 20, 2005PECOS EnrolledAccepts Medicare Assignment
5605 W EUGIE AVE STE 110, GLENDALE, AZ 85304(623) 847-2000 Get Directions Write a Review

NPPES record last updated: March 7, 2019. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Patrick G Fredenberg Md NPPES

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

PATRICK G FREDENBERG MD (NPI 1710976766) is an individual diagnostic radiology provider in Glendale, Arizona, licensed in Arizona (26144) and active in the NPI registry since October 2005. He is enrolled in Medicare PECOS, maintains a secondary practice location in Phoenix, and is a graduate of University Of Arizona College Of Medicine (1995).

NPPES Registry Identity

NPI1710976766
Entity TypeIndividualMale
Primary Taxonomy2085R0202X
Provider Legal NamePATRICK G FREDENBERGCredential: MD
Location Address5605 W EUGIE AVE STE 110Glendale, AZ 85304-1273
Mailing Address2323 W Rose Garden LnPhoenix, AZ 85027-2530 · (623) 931-7999 · Fax (623) 842-5640
Sole ProprietorNo
Medical School CMSUniversity Of Arizona College Of MedicineGraduated 1995
Enumeration DateOctober 20, 2005
Last NPPES UpdateMarch 7, 2019
✔ NPI 1710976766 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 AZ · 26144
Definition
A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.
5605 W EUGIE AVE STE 110, Glendale, AZ 85304

Secondary Practice Location 1

Location 12323 W Rose Garden LnPhoenix, AZ 85027-2530 · Phone (623) 931-7999 · Fax (623) 842-5640

Other Identifiers 1

Medicaid527228AZ

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

Patrick G Fredenberg 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 ID6002806908
PECOS Enrollment IDI20040513000736
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 Patrick Fredenberg reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Diagnostic Radiology
5605 W EUGIE AVE STE 110
Glendale, AZ 85304
  • Reassigned Medicare billing, Arizona enrollment
  • 214 clinicians in this Medicare group
Orthopaedic Surgery
18700 N 64TH DR STE 205
Glendale, AZ 85308
  • Reassigned Medicare billing, Arizona enrollment
  • 41 clinicians in this Medicare group
Diagnostic Radiology
10474 W THUNDERBIRD BLVD STE 100
Sun City, AZ 85351
  • Reassigned Medicare billing, Arizona enrollment
  • 211 clinicians in this Medicare group
Vascular & Interventional Radiology
1400 S DOBSON RD
Mesa, AZ 85202
  • Reassigned Medicare billing, Arizona enrollment
  • 447 clinicians in this Medicare group
Multi-Specialty
1900 N HIGLEY RD
Gilbert, AZ 85234
  • Reassigned Medicare billing, Arizona enrollment
  • 1,081 clinicians in this Medicare group
Critical Access
501 N NAVAJO DR
Page, AZ 86040
  • Reassigned Medicare billing, Arizona enrollment
  • 48 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 24

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.
33,101 services362 patients
Injection, gadobutrol, 0.1 ml A9585
Gadobutrol is a contrast agent used during MRI scans to help provide clearer images. It's injected into your vein before the scan. This helps doctors to see certain areas more clearly for better diagnosis. It's generally safe with few side effects.
8,149 services105 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.
239 services238 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.
225 services225 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.
101 services101 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.
65 services65 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 85304 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
$85.89 typical visit price
range $55.44 – $168.60
Typical copayment $21.47 (range $13.86 – $42.15)
Most-billed visit code 99203
Established Patient
$69.24 typical visit price
range $17.72 – $137.41
Typical copayment $17.31 (range $4.43 – $34.35)
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.

Radiology (Diagnostic Radiology)
5605 W EUGIE AVE STE 110
GLENDALE, AZ 85304
Radiology (Diagnostic Radiology)
5605 W EUGIE AVE STE 110
GLENDALE, AZ 85304
Radiology (Vascular & Interventional Radiology)
5605 W EUGIE AVE STE 110
GLENDALE, AZ 85304
Radiology (Diagnostic Radiology)
5605 W EUGIE AVE STE 110
GLENDALE, AZ 85304
Radiology (Diagnostic Radiology)
5605 W EUGIE AVE STE 110
GLENDALE, AZ 85304
Radiology (Diagnostic Radiology)
5605 W EUGIE AVE STE 110
GLENDALE, AZ 85304
Radiology (Diagnostic Radiology)
5605 W EUGIE AVE STE 110
GLENDALE, AZ 85304
Radiology (Diagnostic Radiology)
5605 W EUGIE AVE STE 110
GLENDALE, AZ 85304

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 Patrick Fredenberg's NPI number?

The NPI number for Patrick Fredenberg is 1710976766. It was assigned to this individual provider in the NPPES registry on October 20, 2005.

Where is Patrick Fredenberg located?

Patrick Fredenberg practices at 5605 W Eugie Ave Ste 110, Glendale, AZ 85304. The listed phone number is (623) 847-2000.

What is Patrick Fredenberg's specialty?

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

Is Patrick Fredenberg enrolled in Medicare?

Yes. Patrick Fredenberg 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 Patrick Fredenberg's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Patrick Fredenberg reassigns Medicare benefits to 6 organizations: Associated Valley Radiologists Ltd (Glendale, AZ), Toca At Banner Health LLC (Glendale, AZ), Banner Imaging Services LLC (Sun City, AZ), Sonoran Radiology Ltd (Mesa, AZ), Banner Hospital Based Physicians Arizona LLC (Gilbert, AZ) 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 Patrick Fredenberg's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Patrick Fredenberg accept?

Health plans from Blue Cross Blue Shield of Arizona and Oscar Health Plan, Inc. list Patrick Fredenberg 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.

When was this NPI record last updated?

The NPPES record for Patrick Fredenberg was last updated on March 7, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.