Medicare Part B

Part B

member

Updated 5/16/2026

Definition

The Medicare benefit covering outpatient physician services, durable medical equipment, and preventive care. Claims are submitted via CMS-1500 professional claim format using HCPCS and CPT codes. Part B enrollment flags are stored in eligibility and member enrollment tables, driving fee schedule lookups and coordination of benefits logic in claims systems.

Standard Abbreviation

Part B

Database Usage

-- Example column naming
CREATE TABLE claims (
  clm_id VARCHAR(50),
  part b VARCHAR(100),  -- Medicare Part B (max 100 chars)
  ...
);

-- Example in SELECT
SELECT
  clm_id,
  part b as medicare_part_b
FROM claims;

Common uses in healthcare data

Member eligibility verification and enrollment tracking
Medicare Advantage and Medicaid managed care reporting
COBRA, CHIP, and dual-eligible member management
Enrollment reconciliation and CMS submissions
Member 360 data model and longitudinal analysis

Example database column name

ISO-11179 snake_case standard

-- Recommended column name
part_b

-- Example DDL
CREATE TABLE healthcare_data (
  record_id   VARCHAR(50)   NOT NULL,
  part_b       VARCHAR(100),  -- Medicare Part B (max 100 chars)
  created_dt  TIMESTAMP     NOT NULL DEFAULT NOW()
);

Column names follow the ISO-11179 naming convention: lowercase, underscore-separated, using the standard abbreviation as a prefix where applicable.

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