Medicare Financial Management Manual (Pub. 100-06), Ch. 10 § 50
Maintenance of Contractor Workload Identifiers
50 - Maintenance of Contractor Workload Identifiers
(Rev. 47, 06-25-04)
There are several major circumstances that may require changes or updates to the
contractor workload identifiers. Maintenance of the identifiers, including the contractor
number and the BSI, will be the responsibility of the Center for Medicare Management,
which will notify the affected claims processing contractor of any changes.
• Contractor Transitions - The new or incoming contractor will be instructed by the
CMS transition manager about any changes in the contractor workload identifier, both
the contractor number and the BSI.
• Provider Change of Intermediary - The BSI of a Part A provider (e.g., hospital,
skilled nursing facility, home health agency, etc) may change when CMS approves a
provider’s request for change of intermediary or the provider’s request to submit all bills
to a single intermediary because of a chain relationship. CMS will advise the new
intermediary, as well as the former intermediary, of the required change in the BSI
through the tie-in notices which are necessary to coordinate the change of intermediary
process.
• Generally, the BSI of carriers and DMERCs will not change, but CMS will advise
of any changes during any contractor transition.
New Systems Implementations - As contractors are implemented on HIGLAS and
REMAS, transactions that are converted into the HIGLAS and REMAS databases shall be
converted with their appropriate BSI(s) to distinguish different workloads. CMS will
advise for any HIGLAS implementation.
Exhibit 1
(Rev. 47, 06-25-04)
Contractor Workload Identifiers
__________________________________________________________________
State
Contract
Contractor
Workload Identifier
Type
CROWD
Business
Identifier
Segment
Multiple
FI
Mutual of Omaha
52280
NTA_
Multiple
Carrier
Railroad Retirement Board
00882
RRB_
(Palmetto)
Alabama
FI
Cahaba
00010
ALA_
Carrier
Cahaba
00510
ALB_
RHHI
Palmetto
00380
ALR_
DMERC
Palmetto
00885
RCD_
Alaska
FI
Noridian
00322
AKA_
Carrier
Noridian
00831
AKB_
RHHI
UGS
00454
AKR_
DMERC
CIGNA
05655
RDD_
Arizona
FI
BCBS Arizona
00030
AZA_
Carrier
Noridian
00832
AZB_
RHHI
UGS
00454
AZR_
DMERC
CIGNA
05655
RDD_
Arkansas
FI
BCBS Arkansas
00020
ARA_
Carrier
BCBS Arkansas
00520
ARB_
RHHI
Palmetto
00380
ARR_
DMERC
Palmetto
00885
RCD_
California
FI
UGS
00454
CAA_
Carrier
NHIC- Northern CA
31140
CAB_
Carrier
NHIC- Southern CA
31146
CAB_
RHHI
UGS
00454
CAR_
DMERC
CIGNA
05655
RDD_
Colorado
FI
TrailBlazer
00400
COA_
Carrier
Noridian
00824
COB_
RHHI
Cahaba
00011
COR_
DMERC
Palmetto
00885
RCD_
Connecticut
FI
Empire
00308
CTA_
Carrier
First Coast
00591
CTB_
RHHI
AHS Maine
00180
CTR_
DMERC
HealthNow
00811
RAD_
Delaware
FI
Empire
00308
DEA_
Carrier
TrailBlazer
00902
DEB_
RHHI
Cahaba
00011
DER_
DMERC
HealthNow
00811
RAD_
District of
FI
Carefirst of MD
00190
DCA_
Columbia
Carrier*
TrailBlazer
00903
DCB_
*Includes parts of MD and VA
RHHI
Cahaba
00011
DCR_
DMERC
AdminaStar
00635
RBD_
Florida
FI
First Coast
00090
FLA_
Carrier
First Coast
00590
FLB_
RHHI
Palmetto
00380
FLR_
DMERC
Palmetto
00885
RCD_
Georgia
FI
BCBS Georgia
00101
GAA_
Carrier
Cahaba
00511
GAB_
RHHI
Palmetto
00380
GAR_
DMERC
Palmetto
00885
RCD_
Hawaii *
FI
UGS
00454
HIA_
Carrier
Noridian
00833
HIB_
RHHI
UGS
00454
HIR_
DMERC
CIGNA
05655
RDD_
* Includes Guam and American Samoa
Idaho
FI
Regence
00350
IDA_
Carrier
CIGNA
05130
IDB_
RHHI
UGS
00454
IDR_
DMERC
CIGNA`
05655
RDD_
Illinois
FI
AdminaStar
00131
ILA_
Carrier
Wisconsin Physicians Svc
00952
ILB_
RHHI
Palmetto
00380
ILR_
DMERC
AdminaStar
00635
RBD_
Indiana
FI
AdminaStar
00130
INA_
Carrier
AdminaStar
00630
INB_
RHHI
Palmetto
00380
INR_
DMERC
AdminaStar
00635
RBD_
Iowa
FI
Cahaba
00011
IAA_
Carrier
Noridian
00826
IAB_
RHHI
Cahaba
00011
IAR_
DMERC
CIGNA
05655
RDD_
Kansas
FI
BCBS Kansas
00150
KSA_
Carrier
BCBS Kansas
00650
KSB_
RHHI
Cahaba
00011
KSR_
DMERC
CIGNA
05655
RDD_
Kentucky
FI
AdminaStar
00160
KYA_
Carrier
AdminaStar
00660
KYB_
RHHI
Palmetto
00380
KYR_
DMERC
Palmetto
00885
RCD_
Louisiana
FI
Trispan
00230
LAA_
Carrier
BCBS Arkansas
00528
LAB_
RHHI
Palmetto
00380
LAR_
DMERC
Palmetto
00885
RCD_
Maine
FI
Associated Hospital of ME
00180
MEA_
Carrier
NHIC
31142
MEB_
RHHI
Associated Hospital of ME
00180
MER_
DMERC
HealthNow
00811
RAD_
Maryland
FI
Carefirst of Maryland
00190
MDA_
Carrier*
TrailBlazer
00901
MDB_
RHHI
Cahaba
00011
MDR_
DMERC
AdminaStar
00635
RBD_
* See also District of Columbia
Massachusetts FI
Associated Hospital of ME
00181
MAA_
Carrier
NHIC
31143
MAB_
RHHI
Associated Hospital of ME
00180
MAR_
DMERC
HealthNow
00811
RAD_
Michigan
FI
UGS
00452
MIA_
Carrier
Wisconsin Physicians Svc
00953
MIB_
RHHI
UGS
00450
MIR_
DMERC
AdminaStar
00635
RBD_
Minnesota
FI
Noridian
00320
MNA_
Carrier
Wisconsin Physician Svc
00954
MNB_
RHHI
UGS
00450
MNR_
DMERC
AdminaStar
00635
RBD_
Mississippi
FI
Trispan
00230
MSA_
Carrier
Cahaba
00512
MSB_
RHHI
Palmetto
00380
MSR_
DMERC
Palmetto
00885
RCD_
Missouri
FI
Trispan
00230
MOA_
Carrier
Arkansas BCBS – East MO
00523
MOB_
Carrier
BCBS Kansas - West MO
00651
MOB_
RHHI
Cahaba
00011
MOR_
DMERC
CIGNA
05655
RDD_
Montana
FI
BCBS Montana
00250
MTA_
Carrier
BCBS Montana
00751
MTB_
RHHI
Cahaba
00011
MTR_
DMERC
CIGNA
05655
RDD_
Nebraska
FI
BCBS Nebraska
00260
NEA_
Carrier
BCBS Kansas
00655
NEB_
RHHI
Cahaba
00011
NER_
DMERC
CIGNA
05655
RDD_
Nevada
FI
UGS
00454
NVA_
Carrier
Noridian
00834
NVB_
RHHI
UGS
00454
NVR_
DMERC
CIGNA
05655
RDD_
New
FI
BCBS NH/VT
00270
NHA_
Hampshire
Carrier
NHIC
31144
NHB_
RHHI
Associated Hospital Svc
00180
NHR_
DMERC
HealthNow
00811
RAD_
New
FI
Riverbend
00390
NJA_
Jersey
Carrier
Empire
00805
NJB_
RHHI
UGS
00450
NJR_
DMERC
HealthNow
00811
RAD_
New Mexico FI
TrailBlazer
00400
NMA_
Carrier
Arkansas BCBS
00521
NMB_
RHHI
Palmetto
00380
NMR_
DMERC
Palmetto
00885
RCD_
New York
FI
Empire
00308
NYA_
Carrier
Empire
00803
NYB_
Carrier
Group Health Inc.
14330
NYB_
Carrier
HealthNow
00801
NYB_
RHHI
UGS
00450
NYR_
DMERC
HealthNow
00811
RAD_
North
FI
Palmetto
00382
NCA_
Carolina
Carrier
CIGNA
05535
NCB_
RHHI
Palmetto
00380
NCR_
DMERC
Palmetto
00885
RCD_
North Dakota FI
Noridian
00320
NDA_
Carrier
Noridian
00820
NDB_
RHHI
Cahaba
00011
NDR_
DMERC
CIGNA
05655
RDD_
Ohio
FI
AdminaStar
00332
OHA_
Carrier
Palmetto
00883
OHB_
RHHI
Palmetto
00380
OHR_
DMERC
AdminaStar
00635
RBD_
Oklahoma
FI
BCBS Oklahoma
00340
OKA_
Carrier
Arkansas BCBS
00522
OKB_
RHHI
Palmetto
00380`
OKR_
DMERC
Palmetto
00885
RCD_
Oregon
FI
Regence
00350
ORA_
Carrier
Noridian
00835
ORB_
RHHI
UGS
00454
ORR_
DMERC
CIGNA
05655
RDD_
Pennsyl-
FI
Veritus
00363
PAA_
vannia
Carrier
Highmark
00865
PAB_
RHHI
Cahaba
00011
PAR_
DMERC
HealthNow
`
00811
RAD_
Puerto
FI*
Cooperativa
57400
PRA_
Rico
Carrier(PR)
Triple-S
00973
PRB_
Carrier(VI)
Triple-S
00974
VIB_
RHHI*
UGS
00450
PRR_
DMERC*
Palmetto
00885
RCD_
*Includes Virgin Islands
Rhode
FI
Arkansas BCBS
00021
RIA_
Island
Carrier
Arkansas BCBS
00524
RIB_
RHHI
Associated Hospital of ME
00180
RIR_
DMERC
HealthNow
00811
RAD_
South
FI
Palmetto
00380
SCA_
Carolina
Carrier
Palmetto
00880
SCB_
RHHI
Palmetto
00380
SCR_
DMERC
Palmetto
00885
RCD_
South
FI
Cahaba
00011
SDA_
Dakota
Carrier
Noridian
00889
SDB_
RHHI
Cahaba
00011
SDR_
DMERC
CIGNA
05655
RDD_
Tennessee
FI
Riverbend
00390
TNA_
Carrier
CIGNA
05440
TNB_
RHHI
Palmetto
00380
TNR_
DMERC
Palmetto
00885
RCD_
Texas
FI
TrailBlazer
00400
TXA_
Carrier
TrailBlazer
00900
TXB_
RHHI
Palmetto
00380
TXR_
DMERC
Palmetto
00885
RCD_
Utah
FI
Regence
00350
UTA_
Carrier
Regence
00910
UTB_
RHHI
Cahaba
00011
UTR_
DMERC
CIGNA
05655
RDD_
Vermont
FI
BCBS NH/VT
00270
VTA_
Carrier
NHIC
31145
VTB_
RHHI
Associated Hospital of ME
00180
VTR_
DMERC
HealthNow
00811
RAD_
Virginia
FI
UGS
00453
VAA_
Carrier*
TrailBlazer
00904
VAB_
RHHI
Cahaba
00011
VAR_
DMERC
AdminaStar
00635
RBD_
* See also District of Columbia
Washington
FI
Noridian
00322
WAA_
Carrier
Noridian
00836
WAB_
RHHI
UGS
00454
WAR_
DMERC
CIGNA
05655
RDD_
West
FI
UGS
00453
WVA_
Virginia
Carrier
Palmetto
00884
WVB_
RHHI
Cahaba
00011
WVR_
DMERC
AdminaStar
00635
RBD_
Wisconsin
FI
UGS
00450
WIA_
Carrier
WPS
00951
WIB_
RHHI
UGS
00450
WIR_
DMERC
AdminaStar
00635
RBD_
Wyoming
FI
BCBS Wyoming
00460
WYA_
Carrier
Noridian
00825
WYB_
RHHI
Cahaba
00011
WYR_
DMERC
CIGNA
05655
RDD_