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WEEKEND MAINTENANCE: The maintenance outage is scheduled for April 20th at 6:00am EST ending NLT Sunday, April 21st at 11:59pm Eastern EST. The TRICARE Manuals web site may be available intermittently during this period but it's usage is not recommended.

TRICARE Systems Manual 7950.3-M, April 1, 2015
TRICARE Encounter Data (TED)
Chapter 2
Addendum I
Data Requirements - Contract Area Of Responsibility
Revision:  C-16, June 22, 2018
Figure 2.I-1  Contract Areas Of Responsibility Awarded Before January 2018
State/Contract
Provider State or Country Code
Region
Contractor Number
1  States that are shared with more than one contract.
Alabama
AL
East
12
Alaska
AK
West
13
Arizona
AZ
West
13
Arkansas
AR
East
12
California
CA
West
13
Colorado
CO
West
13
Connecticut
CT
East
12
Delaware
DE
East
12
District Of Columbia
DC
East
12
Florida
FL
East
12
Georgia
GA
East
12
Hawaii
HI
West
13
Idaho
ID
West
13
Illinois
IL
East
12
Indiana
IN
East
12
Iowa1
IA
East/West
12/13
Kansas
KS
West
13
Kentucky
KY
East
12
Louisiana
LA
East
12
Maine
ME
East
12
Maryland
MD
East
12
Massachusetts
MA
East
12
Michigan
MI
East
12
Minnesota
MN
West
13
Mississippi
MS
East
12
Missouri1
MO
East/West
12/13
Montana
MT
West
13
Nebraska
NE
West
13
Nevada
NV
West
13
New Hampshire
NH
East
12
New Jersey
NJ
East
12
New Mexico
NM
West
13
New York
NY
East
12
North Carolina
NC
East
12
North Dakota
ND
West
13
Ohio
OH
East
12
Oklahoma
OK
East
12
Oregon
OR
West
13
Overseas
Refer to Addendum A
10
Pennsylvania
PA
East
12
TPharm
National
National
73
Rhode Island
RI
East
12
South Carolina
SC
East
12
South Dakota
SD
West
13
Tennessee1
TN
East
12
Texas1
TX
East/West
12/13
TRICARE Dual Eligible Fiscal Intermediary (TDEFIC)
National
National
74
Utah
UT
West
13
Vermont
VT
East
12
Virginia
VA
East
12
Washington
WA
West
13
West Virginia
WV
East
12
Wisconsin
WI
East
12
Wyoming
WY
West
13
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