Doctor profile · Federal record

Dr. Stephen Loos, MD

Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Diagnostic Radiology Physician · Carson City, NV

  • NPI 1336171107
  • Accepts Medicare
  • MIPS 83.2 / 100 · 2023
  • 34 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2874 N Carson St Ste 300
Carson City, NV 897061683
(775) 888-1180
fax (775) 852-6902
Mailing address
Po Box 2087
Carson City, NV 897022087

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
December 18, 2017
Year of graduation
1992 — 34 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State licenses (2)
Nevada #10110 · California #G87406
Medicaid
NV #002013225

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1336171107. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
9,640
Distinct HCPCS
10
Medicare allowed
$303,388
HCPCS Description Services Patients Avg allowed
Q9967 Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml 2,202 24 $0
77067 Screening mammography 798 798 $37
77063 Screening 3d breast mammography 793 793 $29
71045 X-ray of chest, 1 view 556 507 $9
A9577 Injection, gadobenate dimeglumine (multihance), per ml 305 22 $2
70450 Ct scan head or brain without contrast 258 242 $40
71046 X-ray of chest, 2 views 243 239 $11
74177 Ct scan of abdomen and pelvis with contrast 235 232 $88
72148 Mri scan of lower spinal canal without contrast 184 183 $71
71250 Ct scan of chest without contrast 167 166 $52

In context: peer comparison

Among 5 peers in this city , average services per provider: 77. This provider delivers 125× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$17
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Hologic Sales and Service, LLC 1 $16.82

By nature of payment

Food and Beverage
$17

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Stephen Loos's medical specialty?
Dr. Stephen Loos practices Diagnostic Radiology Physician in Carson City, NV.
Where does Dr. Stephen Loos practice?
Dr. Stephen Loos practices at 2874 N Carson St Ste 300, Carson City, NV 897061683. Office phone: 7758881180.
What is Dr. Stephen Loos's NPI?
Dr. Stephen Loos's National Provider Identifier (NPI) is 1336171107, issued by NPPES.
Does Dr. Stephen Loos accept Medicare assignment?
Yes. Dr. Stephen Loos accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Stephen Loos commonly perform?
Top Medicare-reported procedures in 2023: Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml (HCPCS Q9967); Screening mammography (HCPCS 77067); Screening 3d breast mammography (HCPCS 77063). Source: CMS Medicare Physician & Other Practitioners file.