SQL query

declare @bcbs_load_date char(8)
INSERT INTO tbl_claims_bcbs_pharmacy_test
(MASTER_CONSUMER_ID,
CLAIM_NUMBER,
CLAIM_ADJUSTMENT_NUMBER,
CLAIM_DISPOSITION_CODE,
FILLED_DATE,
NDC_NUMBER,
DEA_NUMBER,
PHARMACY_NUMBER,
PHARMACY_NAME,
THERAPEUTIC_CLASS,
QUANTITY_DISPENSED,
DAYS_SUPPLIED,
FORMULARY_INDICATOR,
RETAIL_MAIL_INDICATOR,
BILLED_CHARGES,
[YEAR],
QUARTER,
[MONTH],
PATIENT_RESPONSIBILITY_AMOUNT,
PAID_AMOUNT,
SCRIPT_WRITTEN_DATE,
ALLOWED_AMT,
RX_NUMBER,
INGREDIENT_COST,
COPAY,
DRUG_NAME,
DISPENSED_BRAND_GENERIC_CODE,
GENERIC_PRODUCT_IDENTIFIER,
OTHER_PARTY_LIABILITY_AMOUNT,
PAID_DATE,
CLAIM_SOURCE_SYSTEM,
COINSRN_AMT,
DDCTBL_AMT,
MBR_SNCTNS_PNLTYS_AMT,
PAT_PAID_DFRNTL_AMT,
DISPENSE_AS_WRITTEN,
DISPENSE_DAYS_COUNT,
DRUG_STRENGTH,
MANUFACTURER_NAME,
INCURRED_YEAR_MONTH,
CLAIM_MAX_REVISION_DATE,
LAST_CLAIM_ADJUSTMENT,
PRIMARY_CARRIER_RESPONSIBLE_FOR_CLAIM,
ADJUDICATION_DATE,
CLAIM_PROCESSING_DATE,
CLAIM_ACTION_TYPE,
NPI,
PATIENT_ACCOUNT_NUMBER,
STATUS_CODE,
month_ending
)
SELECT  MASTER_CONSUMER_ID ,
        CLAIM_NUMBER ,
        CLAIM_ADJUSTMENT_NUMBER ,
        CLAIM_DISPOSITION_CODE ,
        FILLED_DATE ,
        NDC_NUMBER ,
        DEA_NUMBER ,
        PHARMACY_NUMBER ,
        PHARMACY_NAME ,
        THERAPEUTIC_CLASS ,
        SUM(cast(isnull(QUANTITY_DISPENSED ,'0.00') as float)) as [QUANTITY_DISPENSED],
        SUM(cast(isnull(DAYS_SUPPLIED ,'0') as float)) as [DAYS_SUPPLIED],
        FORMULARY_INDICATOR ,
        RETAIL_MAIL_INDICATOR ,
        SUM(cast(isnull(BILLED_CHARGES, '0.00') as money)) as [BILLED_CHARGES] ,
        [YEAR] ,
        QUARTER ,
        [MONTH] ,
        SUM(cast(isnull(PATIENT_RESPONSIBILITY_AMOUNT, '0.00') as money)) as [PATIENT_RESPONSIBILITY_AMOUNT] ,
        SUM(cast(isnull(PAID_AMOUNT, '0.00') as money)) as [PAID_AMOUNT] ,
        SCRIPT_WRITTEN_DATE ,
        SUM(cast(isnull(ALLOWED_AMT, '0.00') as money)) as [ALLOWED_AMT] ,
        RX_NUMBER ,
        sum(cast(isnull(INGREDIENT_COST,'0.00') as money)) as [INGREDIENT_COST],
        sum(cast(isnull(COPAY,'0.00') as money)) as [COPAY],
        DRUG_NAME ,
        DISPENSED_BRAND_GENERIC_CODE ,
        GENERIC_PRODUCT_IDENTIFIER ,
        sum(cast(isnull(OTHER_PARTY_LIABILITY_AMOUNT ,'0.00')as money)) as [OTHER_PARTY_LIABILITY_AMOUNT],
        PAID_DATE ,
        CLAIM_SOURCE_SYSTEM ,
        sum(cast(isnull(COINSRN_AMT ,'0.00')as money)) as [COINSRN_AMT],
        sum(cast(isnull(DDCTBL_AMT ,'0.00')as money)) as [DDCTBL_AMT],
        sum(cast(isnull(MBR_SNCTNS_PNLTYS_AMT ,'0.00')as money)) as [MBR_SNCTNS_PNLTYS_AMT],
        sum(cast(isnull(PAT_PAID_DFRNTL_AMT ,'0.00')as money)) as [PAT_PAID_DFRNTL_AMT],
        DISPENSE_AS_WRITTEN ,
        DISPENSE_DAYS_COUNT ,
        DRUG_STRENGTH ,
        MANUFACTURER_NAME ,
        INCURRED_YEAR_MONTH ,
        CLAIM_MAX_REVISION_DATE ,
        LAST_CLAIM_ADJUSTMENT ,
        PRIMARY_CARRIER_RESPONSIBLE_FOR_CLAIM ,
        ADJUDICATION_DATE ,
        CLAIM_PROCESSING_DATE
        CLAIM_ACTION_TYPE ,
        NPI ,
        PATIENT_ACCOUNT_NUMBER ,
        STATUS_CODE,
        @bcbs_load_date
FROM    tbl_claims_bcbs_pharmacy_stage_test AS a
WHERE   NOT EXISTS ( SELECT MASTER_CONSUMER_ID ,
                            CLAIM_NUMBER ,
                            CLAIM_ADJUSTMENT_NUMBER ,
                            CLAIM_DISPOSITION_CODE
                     FROM   tbl_claims_bcbs_pharmacy AS b
                     WHERE  a.MASTER_CONSUMER_ID = b.MASTER_CONSUMER_ID
                            AND a.CLAIM_NUMBER = b.CLAIM_NUMBER
                            AND a.CLAIM_ADJUSTMENT_NUMBER = b.CLAIM_ADJUSTMENT_NUMBER
                            AND a.CLAIM_DISPOSITION_CODE = b.CLAIM_DISPOSITION_CODE )

Group by  MASTER_CONSUMER_ID, claim_number, claim_adjustment_number, claim_disposition_code, filled_date, ndc_number, claim_processing_date, pharmacy_number , pharmacy_name ,therapeutic_class,
QUANTITY_DISPENSED,DAYS_SUPPLIED,dea_number, formulary_indicator ,retail_mail_indicator,[YEAR] ,quarter ,[MONTH], script_written_date , rx_number ,drug_name , dispensed_brand_generic_code ,generic_product_identifier,paid_date ,
claim_source_system, dispense_as_written , dispense_days_count , drug_strength , manufacturer_name , incurred_year_month, claim_max_revision_date , last_claim_adjustment ,
primary_carrier_responsible_for_claim , adjudication_date, claim_action_type , npi , patient_account_number , status_code  

 

 Error:

The select list for the INSERT statement contains fewer items than the insert list. The number of SELECT values must match the number of INSERT columns.