1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
//! Identifier model definition
use serde::{Deserialize, Serialize};
use utoipa::ToSchema;
/// Person or organization identifier (MRN, SSN, NPI, etc.)
#[derive(Debug, Clone, Serialize, Deserialize, ToSchema)]
pub struct Identifier {
/// Identifier use (e.g., "official", "temp", "secondary")
pub use_type: Option<IdentifierUse>,
/// Identifier type (e.g., "MRN", "SSN", "DL")
pub identifier_type: IdentifierType,
/// Identifier system/namespace URI
pub system: String,
/// The actual identifier value
pub value: String,
/// Organization that issued the identifier
pub assigner: Option<String>,
}
#[derive(Debug, Clone, Serialize, Deserialize, ToSchema)]
#[serde(rename_all = "lowercase")]
pub enum IdentifierUse {
/// The identifier recommended for display and use in real-world interactions
Usual,
/// The identifier considered to be most trusted for this person
Official,
/// A temporary identifier
Temp,
/// An identifier that was assigned in secondary use
Secondary,
/// The identifier id no longer considered valid
Old,
}
#[derive(Debug, Clone, Serialize, Deserialize, ToSchema, PartialEq, Eq)]
#[serde(rename_all = "UPPERCASE")]
pub enum IdentifierType {
/// Medical Record Number
MRN,
/// Social Security Number
SSN,
/// Driver's License
DL,
/// National Provider Identifier
NPI,
/// Passport Number
PPN,
/// Tax ID Number
TAX,
/// Other identifier type
#[serde(other)]
Other,
}
impl std::fmt::Display for IdentifierType {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
match self {
IdentifierType::MRN => write!(f, "MRN"),
IdentifierType::SSN => write!(f, "SSN"),
IdentifierType::DL => write!(f, "DL"),
IdentifierType::NPI => write!(f, "NPI"),
IdentifierType::PPN => write!(f, "PPN"),
IdentifierType::TAX => write!(f, "TAX"),
IdentifierType::Other => write!(f, "OTHER"),
}
}
}
impl Identifier {
/// Create a new identifier
pub fn new(
identifier_type: IdentifierType,
system: String,
value: String,
) -> Self {
Self {
use_type: None,
identifier_type,
system,
value,
assigner: None,
}
}
/// Create a Medical Record Number identifier
pub fn mrn(facility: String, value: String) -> Self {
Self::new(
IdentifierType::MRN,
format!("urn:oid:facility:{}", facility),
value,
)
}
/// Create a Social Security Number identifier
pub fn ssn(value: String) -> Self {
Self::new(
IdentifierType::SSN,
"http://hl7.org/fhir/sid/us-ssn".to_string(),
value,
)
}
}