diff --git a/src/entity/card-management/card_inventory.ts b/src/entity/card-management/card_inventory.ts
new file mode 100644
index 0000000..bc22ca5
--- /dev/null
+++ b/src/entity/card-management/card_inventory.ts
@@ -0,0 +1,74 @@
+import {
+	Entity,
+	PrimaryGeneratedColumn,
+	Column,
+	CreateDateColumn,
+	UpdateDateColumn,
+	DeleteDateColumn,
+	ManyToOne,
+	JoinColumn,
+	Index,
+} from "typeorm";
+import { EmrPatient } from "../emr/emr_patient";
+import { HealthcareFacility } from "./healthcare_facility";
+import { CardInventoryStatus } from "../../types/card_inventory_status";
+
+@Entity({ schema: "card_management", name: "card_inventory" })
+@Index(["card_number"], { unique: true })
+@Index(["running_number"], { unique: true })
+export class CardInventory {
+	@PrimaryGeneratedColumn("uuid")
+	id: string;
+
+	@ManyToOne(() => EmrPatient, { onDelete: "NO ACTION", nullable: true })
+	@JoinColumn({ name: "patientId" })
+	patient: EmrPatient;
+
+	@Column({ nullable: true, length: 64 })
+	mrn: string;
+
+	@Column({ type: "bigint", nullable: false, unique: true })
+	running_number: string;
+
+	@Column({ nullable: true, length: 64, unique: true })
+	card_number: string;
+
+	@Column({ nullable: true, length: 128 })
+	tag_id: string;
+
+	@ManyToOne(() => HealthcareFacility, { onDelete: "NO ACTION", nullable: true })
+	@JoinColumn()
+	facility: HealthcareFacility;
+
+	@Column({
+		type: "enum",
+		enum: CardInventoryStatus,
+		nullable: false,
+		default: CardInventoryStatus.NOT_USED,
+	})
+	status: CardInventoryStatus;
+
+	@Column({ type: "timestamp", nullable: true })
+	printed_at: Date;
+
+	@Column()
+	@CreateDateColumn()
+	created_at: Date;
+
+	@Column({ nullable: true, length: 256 })
+	created_by: string;
+
+	@Column({ nullable: true })
+	@UpdateDateColumn()
+	updated_at: Date;
+
+	@Column({ nullable: true, length: 256 })
+	updated_by: string;
+
+	@Column({ nullable: true })
+	@DeleteDateColumn()
+	deleted_at: Date;
+
+	@Column({ nullable: true, length: 256 })
+	deleted_by: string;
+}
diff --git a/src/entity/card-management/card_stock_in.ts b/src/entity/card-management/card_stock_in.ts
new file mode 100644
index 0000000..c4deab9
--- /dev/null
+++ b/src/entity/card-management/card_stock_in.ts
@@ -0,0 +1,48 @@
+import {
+	Entity,
+	PrimaryGeneratedColumn,
+	Column,
+	CreateDateColumn,
+	UpdateDateColumn,
+	DeleteDateColumn,
+} from "typeorm";
+
+/**
+ * Placeholder for future batch card stock-in workflow.
+ * Entity only — no API, UI, or business logic yet.
+ */
+@Entity({ schema: "card_management", name: "card_stock_in" })
+export class CardStockIn {
+	@PrimaryGeneratedColumn("uuid")
+	id: string;
+
+	@Column({ nullable: true, length: 64 })
+	batch_number: string;
+
+	@Column({ type: "int", nullable: true })
+	quantity: number;
+
+	@Column({ type: "text", nullable: true })
+	notes: string;
+
+	@Column()
+	@CreateDateColumn()
+	created_at: Date;
+
+	@Column({ nullable: true, length: 256 })
+	created_by: string;
+
+	@Column({ nullable: true })
+	@UpdateDateColumn()
+	updated_at: Date;
+
+	@Column({ nullable: true, length: 256 })
+	updated_by: string;
+
+	@Column({ nullable: true })
+	@DeleteDateColumn()
+	deleted_at: Date;
+
+	@Column({ nullable: true, length: 256 })
+	deleted_by: string;
+}
diff --git a/src/entity/card-management/healthcare_facility.ts b/src/entity/card-management/healthcare_facility.ts
new file mode 100644
index 0000000..aec55b6
--- /dev/null
+++ b/src/entity/card-management/healthcare_facility.ts
@@ -0,0 +1,73 @@
+import {
+	Entity,
+	PrimaryGeneratedColumn,
+	Column,
+	CreateDateColumn,
+	UpdateDateColumn,
+	DeleteDateColumn,
+	ManyToOne,
+	JoinColumn,
+	Index,
+} from "typeorm";
+import { Munisipo } from "../munisipo";
+import { Administrativu } from "../administrativu";
+import { HealthcareFacilityStatus } from "../../types/healthcare_facility_status";
+import { HealthcareFacilityType } from "../../types/healthcare_facility_type";
+
+@Entity({ schema: "card_management", name: "healthcare_facility" })
+@Index(["code"], { unique: true })
+export class HealthcareFacility {
+	@PrimaryGeneratedColumn("uuid")
+	id: string;
+
+	@Column({ nullable: false, length: 64, unique: true })
+	code: string;
+
+	@Column({ type: "text", nullable: false })
+	name: string;
+
+	@Column({
+		type: "enum",
+		enum: HealthcareFacilityType,
+		nullable: false,
+		default: HealthcareFacilityType.HOSPITAL,
+	})
+	type: HealthcareFacilityType;
+
+	@ManyToOne(() => Munisipo, { onDelete: "NO ACTION", nullable: true })
+	@JoinColumn()
+	municipio: Munisipo;
+
+	@ManyToOne(() => Administrativu, { onDelete: "NO ACTION", nullable: true })
+	@JoinColumn()
+	administrativu: Administrativu;
+
+	@Column({
+		type: "enum",
+		enum: HealthcareFacilityStatus,
+		nullable: false,
+		default: HealthcareFacilityStatus.ACTIVE,
+	})
+	status: HealthcareFacilityStatus;
+
+	@Column()
+	@CreateDateColumn()
+	created_at: Date;
+
+	@Column({ nullable: true, length: 256 })
+	created_by: string;
+
+	@Column({ nullable: true })
+	@UpdateDateColumn()
+	updated_at: Date;
+
+	@Column({ nullable: true, length: 256 })
+	updated_by: string;
+
+	@Column({ nullable: true })
+	@DeleteDateColumn()
+	deleted_at: Date;
+
+	@Column({ nullable: true, length: 256 })
+	deleted_by: string;
+}
diff --git a/src/entity/card-management/running_number_log.ts b/src/entity/card-management/running_number_log.ts
new file mode 100644
index 0000000..8ec1bb5
--- /dev/null
+++ b/src/entity/card-management/running_number_log.ts
@@ -0,0 +1,53 @@
+import {
+	Entity,
+	PrimaryGeneratedColumn,
+	Column,
+	CreateDateColumn,
+	UpdateDateColumn,
+	DeleteDateColumn,
+	Index,
+} from "typeorm";
+
+@Entity({ schema: "card_management", name: "running_number_log" })
+@Index(["running_number"])
+@Index(["requested_at"])
+export class RunningNumberLog {
+	@PrimaryGeneratedColumn("uuid")
+	id: string;
+
+	@Column({ type: "bigint", nullable: false })
+	running_number: string;
+
+	@Column({ nullable: false, length: 128 })
+	service_name: string;
+
+	@Column({ type: "uuid", nullable: false })
+	requested_by: string;
+
+	@Column({ nullable: false, length: 256 })
+	requested_by_name: string;
+
+	@Column({ type: "timestamp", nullable: false })
+	requested_at: Date;
+
+	@Column()
+	@CreateDateColumn()
+	created_at: Date;
+
+	@Column({ nullable: true, length: 256 })
+	created_by: string;
+
+	@Column({ nullable: true })
+	@UpdateDateColumn()
+	updated_at: Date;
+
+	@Column({ nullable: true, length: 256 })
+	updated_by: string;
+
+	@Column({ nullable: true })
+	@DeleteDateColumn()
+	deleted_at: Date;
+
+	@Column({ nullable: true, length: 256 })
+	deleted_by: string;
+}
diff --git a/src/index.ts b/src/index.ts
index 88437b0..521db76 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -6,4 +6,5 @@ export * from "./schema/procurement";
 export * from "./schema/pharmacy";
 export * from "./schema/pharmacy_logistic";
 export * from "./schema/cashier";
-export * from "./schema/blood_bank";
\ No newline at end of file
+export * from "./schema/blood_bank";
+export * from "./schema/card_management";
\ No newline at end of file
diff --git a/src/schema/card_management.ts b/src/schema/card_management.ts
new file mode 100644
index 0000000..7823823
--- /dev/null
+++ b/src/schema/card_management.ts
@@ -0,0 +1,7 @@
+export * from "../types/card_inventory_status";
+export * from "../types/healthcare_facility_status";
+export * from "../types/healthcare_facility_type";
+export * from "../entity/card-management/card_inventory";
+export * from "../entity/card-management/healthcare_facility";
+export * from "../entity/card-management/running_number_log";
+export * from "../entity/card-management/card_stock_in";
diff --git a/src/types/card_inventory_status.ts b/src/types/card_inventory_status.ts
new file mode 100644
index 0000000..351be3d
--- /dev/null
+++ b/src/types/card_inventory_status.ts
@@ -0,0 +1,7 @@
+export enum CardInventoryStatus {
+	/** Blank card in stock — not yet assigned / injected to a patient */
+	NOT_USED = "NOT_USED",
+	ACTIVE = "ACTIVE",
+	LOST = "LOST",
+	REPLACED = "REPLACED",
+}
diff --git a/src/types/healthcare_facility_status.ts b/src/types/healthcare_facility_status.ts
new file mode 100644
index 0000000..5d9f5c7
--- /dev/null
+++ b/src/types/healthcare_facility_status.ts
@@ -0,0 +1,4 @@
+export enum HealthcareFacilityStatus {
+	ACTIVE = "ACTIVE",
+	INACTIVE = "INACTIVE",
+}
diff --git a/src/types/healthcare_facility_type.ts b/src/types/healthcare_facility_type.ts
new file mode 100644
index 0000000..3586ff8
--- /dev/null
+++ b/src/types/healthcare_facility_type.ts
@@ -0,0 +1,6 @@
+export enum HealthcareFacilityType {
+	HOSPITAL = "HOSPITAL",
+	CLINIC = "CLINIC",
+	HEALTH_CENTER = "HEALTH_CENTER",
+	OTHER = "OTHER",
+}