CPT 45331

Sigmoidoscopy Flx W/Biopsy Single/Multiple

CPT 45331 pays $322.99 in a non-facility setting and $66.80 in a facility setting under the 2026 Medicare Physician Fee Schedule, before geographic adjustment. After geographic adjustment, state amounts run from $281.06 in Arkansas to $375.58 in District of Columbia, a 34% spread.

National non-facility rate

$322.99

Office and other outpatient settings

Facility rate
$66.80

Hospital and ASC settings

Highest state
$375.58

District of Columbia

Lowest state
$281.06

Arkansas · 34% spread

Medicare rate by state

53 Medicare jurisdictions, highest to lowest. State values average every locality in the jurisdiction at a 33.4009 conversion factor.

Non-facilityFacilityNational $322.99
CPT 45331 Medicare reimbursement rate by state, 33.4009 conversion factor, 2026 Physician Fee Schedule. National non-facility $322.99, national facility $66.80.
StateRate compared visuallyNon-facilityFacility
District of Columbia
$375.58$73.79
California
$373.72$70.58
Washington
$362.54$70.49
New Jersey
$360.72$72.25
Hawaii
$359.55$68.27
New York
$358.94$73.14
Massachusetts
$358.04$70.22
Alaska
$357.70$84.87
Connecticut
$346.37$70.45
Colorado
$340.41$67.83
Oregon
$337.04$67.15
Maryland
$335.78$68.71
New Hampshire
$333.93$67.24
Rhode Island
$332.47$67.83
Florida
$328.35$71.31
Minnesota
$327.85$64.24
Puerto Rico
$326.01$67.01
Virgin Islands
$326.01$67.01
Montana
$322.98$66.79
Nevada
$322.49$66.05
Wyoming
$321.77$65.59
North Dakota
$320.21$64.02
South Dakota
$319.88$63.70
Delaware
$319.32$66.21
Texas
$318.50$66.28
Illinois
$317.88$70.35
Pennsylvania
$317.88$66.94
Vermont
$317.86$64.24
Virginia
$316.83$65.00
Arizona
$313.60$65.35
Georgia
$311.02$66.62
Maine
$308.73$63.94
Wisconsin
$307.94$62.51
Michigan
$307.74$67.18
Utah
$305.64$64.82
North Carolina
$302.46$63.44
South Carolina
$300.91$64.20
New Mexico
$300.58$65.66
Indiana
$300.05$62.57
Missouri
$299.76$64.67
Louisiana
$298.74$64.84
Ohio
$298.56$64.66
Nebraska
$298.42$61.96
Idaho
$298.02$62.33
Iowa
$296.26$61.85
Tennessee
$295.23$62.36
Kansas
$293.67$62.08
Oklahoma
$291.85$63.08
Kentucky
$291.37$63.62
West Virginia
$288.16$65.54
Alabama
$285.80$61.64
Mississippi
$282.67$62.10
Arkansas
$281.06$61.00

Billed by 1 specialties

Commercial rates for 45331

Medicare is the floor, not the market. See what UHC, Aetna, Cigna and BCBS actually pay — down to the TIN.

See negotiated rates