DANIEL SPENCER MADSEN MD
NPI 1104998137
Radiology - Diagnostic Radiology in Las Vegas, NV

Active since November 14, 2006PECOS EnrolledAccepts Medicare Assignment
80.28/100
CMS Quality Rating
4700 LAS VEGAS BLVD N, LAS VEGAS, NV 89191(702) 653-2840 Get Directions Write a Review

NPPES record last updated: March 13, 2020. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Daniel Spencer Madsen Md NPPES

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

DANIEL SPENCER MADSEN MD (NPI 1104998137) is an individual diagnostic radiology provider in Las Vegas, Nevada, licensed in Arizona (37113) and active in the NPI registry since November 2006. He is enrolled in Medicare PECOS, is affiliated with Eastern Idaho Regional Medical Center, and maintains a secondary practice location in Pocatello.

NPPES Registry Identity

NPI1104998137
Entity TypeIndividualMale
Primary Taxonomy2085R0202X
Provider Legal NameDANIEL SPENCER MADSENCredential: MD
Location Address4700 LAS VEGAS BLVD NLas Vegas, NV 89191-6600
Mailing Address2265 E Sunnyside RdIdaho Falls, ID 83404-7598 · (208) 542-5000 · Fax (208) 542-5151
Sole ProprietorNo
Medical School CMSUniformed Services Uhs Fe Hebert School Of MedGraduated 2000
Enumeration DateNovember 14, 2006
Last NPPES UpdateMarch 13, 2020
NPPES CertifiedMarch 13, 2020
✔ NPI 1104998137 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyRadiology · Diagnostic RadiologyAllopathic & Osteopathic Physicians
Taxonomy Code2085R0202X
Licenses✔ Licensed in AZ · 37113✔ Licensed in UT · 5384574-1205
Definition
A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.
Also ListedRadiology · Vascular & Interventional RadiologyTaxonomy 2085R0204X · License M14927 (ID), MED-PHYS-LIC-80205 (MT), 12595A (WY)
4700 LAS VEGAS BLVD N, Las Vegas, NV 89191

Secondary Practice Location 1

Location 1777 Hospital WayPocatello, ID 83201-5175 · Phone (208) 239-1000 · Fax (208) 523-2025

Other Identifiers 2

Medicaid1104998137ID
Medicaid1104998137MT

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

Daniel Spencer Madsen 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 ID8123273497
PECOS Enrollment IDI20200512001148, I20200512001232, I20200512001280, I20221202002400
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

7

Medicare enrollment records show Daniel Madsen reassigns Medicare billing to 7 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Vascular & Interventional Radiology
565 W 465 N STE 130
Providence, UT 84332
  • Reassigned Medicare billing, Idaho, Montana, Utah and Wyoming enrollments
  • 34 clinicians in this Medicare group
Physician Assistant
777 HOSPITAL WAY
Pocatello, ID 83201
  • Reassigned Medicare billing, Idaho, Montana and Wyoming enrollments
  • Medicare enrollment name: Medical Imaging Associates Of Idaho Falls Inc
  • Also billed through NPI 1740225531 (Wyoming)
  • 43 clinicians in this Medicare group
Vascular & Interventional Radiology
444 HOSPITAL WAY BLDG 100, STE 111
Pocatello, ID 83201
  • Reassigned Medicare billing, Idaho, Montana, Utah and Wyoming enrollments
  • 36 clinicians in this Medicare group
Diagnostic Radiology
4519 ENTERPRISE WAY
Caldwell, ID 83605
  • Reassigned Medicare billing, Idaho, Montana, Utah and Wyoming enrollments
  • 37 clinicians in this Medicare group
Body Imaging
2001 S WOODRUFF AVE STE 17
Idaho Falls, ID 83404
  • Reassigned Medicare billing, Idaho, Montana, Utah and Wyoming enrollments
  • 37 clinicians in this Medicare group
Body Imaging
425 E 4TH N
Rexburg, ID 83440
  • Reassigned Medicare billing, Idaho, Montana, Utah and Wyoming enrollments
  • 37 clinicians in this Medicare group
Critical Access
2221 ELM ST
Rawlins, WY 82301
  • Reassigned Medicare billing, Wyoming enrollment
  • 137 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 45

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.
1,450 services14 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.
209 services202 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.
77 services77 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.
63 services63 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.
60 services58 patients
Ultrasound of both sides of head and neck blood flow 93880
An ultrasound of the head and neck blood flow is a safe, non-invasive procedure that uses sound waves to create images of blood vessels. It helps detect abnormalities like blockages or clots, ensuring optimal blood flow.
60 services60 patients

Hospital Affiliations CMS Care Compare 5

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

Eastern Idaho Regional Medical Center

Acute Care Hospitals · Idaho Falls, ID
3/5 CMS rating
OwnershipProprietary
CMS Certification Number130018
Location3100 Channing WayIdaho Falls, ID 83404 · Bonneville County
Emergency services Birthing friendly

Portneuf Medical Center

Acute Care Hospitals · Pocatello, ID
4/5 CMS rating
OwnershipProprietary
CMS Certification Number130028
Location777 Hospital WayPocatello, ID 83201 · Bannock County
Emergency services Birthing friendly

Mountain View Hospital

Acute Care Hospitals · Idaho Falls, ID
1/5 CMS rating
OwnershipPhysician
CMS Certification Number130065
Location2325 Coronado StreetIdaho Falls, ID 83404 · Bonneville County
Emergency services Birthing friendly

Idaho Falls Community Hospital, LLC

Acute Care Hospitals · Idaho Falls, ID
3/5 CMS rating
OwnershipProprietary
CMS Certification Number130074
Location2327 Coronado StIdaho Falls, ID 83404 · Bonneville County
Emergency services

Sagewest Health Care

Acute Care Hospitals · Riverton, WY
1/5 CMS rating
OwnershipProprietary
CMS Certification Number530008
Location2100 W Sunset DrRiverton, WY 82501 · Fremont County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 89191 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
$88.51 typical visit price
range $57.07 – $173.24
Typical copayment $22.12 (range $14.26 – $43.31)
Most-billed visit code 99203
Established Patient
$71.14 typical visit price
range $18.27 – $140.96
Typical copayment $17.78 (range $4.56 – $35.24)
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.

80.28/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality76.8
Improvement Activities40

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.

Integrative Medicine
4700 LAS VEGAS BLVD N
NELLIS AFB, NV 89191
Physical Therapist (Orthopedic)
4700 LAS VEGAS BLVD N
NELLIS AFB, NV 89191
Psychiatry & Neurology (Neurology)
4700 LAS VEGAS BLVD N
NELLIS AFB, NV 89191
Emergency Medicine
4700 LAS VEGAS BLVD N
NELLIS AFB, NV 89191
Internal Medicine
4700 LAS VEGAS BLVD N
NELLIS AFB, NV 89191
Pharmacist
4700 LAS VEGAS BLVD N
NELLIS AFB, NV 89191
Internal Medicine
4700 LAS VEGAS BLVD N
NELLIS AFB, NV 89191
Psychologist (Clinical)
4700 LAS VEGAS BLVD N, ATTN: CREDENTIALS OFFICE
NELLIS AFB, NV 89191

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 Daniel Madsen's NPI number?

The NPI number for Daniel Madsen is 1104998137. It was assigned to this individual provider in the NPPES registry on November 14, 2006.

Where is Daniel Madsen located?

Daniel Madsen practices at 4700 Las Vegas Blvd N, Las Vegas, NV 89191. The listed phone number is (702) 653-2840.

What is Daniel Madsen's specialty?

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

Is Daniel Madsen enrolled in Medicare?

Yes. Daniel Madsen 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 Daniel Madsen's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Daniel Madsen reassigns Medicare benefits to 7 organizations: Cache Valley Vein (Providence, UT), Medical Imaging Assoc Of Idaho Falls, PA (Pocatello, ID), Teton Vascular Institute Of Pocatello A Series Of Teton Group (Pocatello, ID), Teton Radiology Caldwell (Caldwell, ID), Teton Radiology Diagnostic A Series Of Teton Group Enterprise (Idaho Falls, ID) and 2 more organizations, 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 Daniel Madsen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Daniel Madsen accept?

Health plans from Blue Cross Blue Shield of Wyoming, Moda Health Plan, Inc. and Select Health list Daniel Madsen 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 Daniel Madsen affiliated with any hospitals?

According to CMS data, Daniel Madsen is affiliated with Eastern Idaho Regional Medical Center, Portneuf Medical Center, Mountain View Hospital, Idaho Falls Community Hospital, LLC and Sagewest Health Care.

When was this NPI record last updated?

The NPPES record for Daniel Madsen was last updated on March 13, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.