BCBS Prefix Lookup
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CYI

BCBS Prefix CYI

Blue Cross and Blue Shield of Massachusetts

Massachusetts • HMO

Billing essentials

Provider phone
(800) 443-6657
Electronic payer ID
00200
Claims mailing address
P.O. Box 986030, Boston MA 02298
Timely filing limit
180 daysCompare all plans
Prior authorization phone
(800) 443-6657
Provider website
https://www.bluecrossma.org

Coverage under prefix CYI

HMO

HMO coverage means this member must use providers within the plan's network. A primary care physician serves as the care coordinator and must authorize specialist referrals. Emergency services are the primary exception to the network requirement. Always verify referral status before providing non-emergency specialty care.

About Blue Cross and Blue Shield of Massachusetts

Independent licensee serving Massachusetts members with commercial, Medicare and Medicaid plans.

Other prefixes for Blue Cross and Blue Shield of Massachusetts

A3A
POS, EPO, Traditional Indemnity
A7S
Medicaid, EPO, PPO
A9W
Medicare Advantage, High-Deductible Health Plan (HDHP), POS
ACM
PPO, HMO, Medicare, Medicaid
AEO
PPO, HMO, Medicare, Medicaid
AFP
PPO, HMO, Medicare
AGW
PPO, HMO, EPO, Medicare Advantage
AGZ
PPO, HMO, EPO, Medicare Advantage
AHI
PPO, HMO, EPO, Medicare Advantage
AIM
PPO, HMO, EPO, Medicare Advantage
AIN
PPO, HMO, EPO, Medicare Advantage
AJN
PPO, HMO, EPO, Medicare Advantage
AKA
PPO, HMO, EPO, Medicare Advantage
ANA
PPO, HMO, EPO, Medicare Advantage
APJ
PPO, HMO, EPO, Medicare Advantage
APW
PPO, HMO, EPO, Medicare Advantage
AQH
ASP
ATH
PPO, HMO, EPO
AUX
PPO, HMO, EPO
AVW
PPO, HMO, EPO
AXD
PPO, HMO, EPO
AXP
PPO, HMO, EPO
AXS
PPO, HMO, EPO
AYH
PPO, HMO, EPO
AYO
PPO, HMO, EPO
AYQ
PPO, HMO, EPO
AZK
PPO, HMO, EPO
B2B
PPO, Medicaid, High-Deductible Health Plan (HDHP)
B2H
High-Deductible Health Plan (HDHP), Traditional Indemnity, EPO

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