Regexp to match URI-reference using syntax defined in RFC 3986 a.k.a. Uniform Resource Identifier (URI): Generic Syntax to create best URI-reference regexp there is (noone bothered to do so). #URL #URI #RFC #3986 #RFC3986

for JS regular expression to validate any http|https|ftp|IPv4 address, supported: authority** username:password (example https://username:password@example.com); port** :0-65565 (example https://example.com:80); query/queries** ?c=1 or ?c=1&d=x (example https://example.com/main.php?c=1&d=x);...

VALID_IP checker

matches for any markdown Masked link text detected `` not detected (not valid(on most platforms))

This regex can be used to validate IPv4 and IPv6 addresses as well as CIDR ranges

\tilde \alpha

^.\\\[[\w\d]?]*?..{4,}$

ICD-9-CM PCS Format

Possibly used in Form Locator (FL) 32-35 in the UB-04 form. The CMS write (in their R81CP document):- "Occurrence and occurrence span codes are mutually exclusive. Occurrence codes have values from 01 through 69 and A0 through L9. Occurrence span codes have values from 70 through 99 and M0 thro...

ICD-9-CM Format

The regex should match ICD-10-CM codes, including those with the optional up to 4 characters suffix used in some codes. NOTE: This regex assumes the letters can be mixed case.

Number string where only zeros follow the first digit

Multiple Severity-Diagnostic Related Groups (MS-DRGs)

Multiple Severity-Diagnostic Related Groups (MS-DRGs)

FL 16 - Discharge Hour FL 17 - Patient Discharge Status

CPT is a uniform coding system consisting of descriptive terms and identifying codes used primarily to identify medical services and procedures furnished by physicians and other health care professionals for which they bill public or private health insurance programs. It is a numeric coding system ...

CPT is a uniform coding system consisting of descriptive terms and identifying codes used primarily to identify medical services and procedures furnished by physicians and other health care professionals for which they bill public or private health insurance programs. It is a numeric coding system ...

Used to identify the patient's care during their hospital stay and help ensure that hospitals are reimbursed accurately for their services. A data element corresponding with UB-04 form locator FL4 that classifies the claim as to the type of facility (2nd digit), type of care (3rd digit) and the bil...

Revenue codes are standardized numerical codes used in the healthcare industry to specify the type of service provided by healthcare facilities on patient billing statements. They help categorize and detail the services rendered for both inpatients and outpatients, allowing for accurate billing and ...

The CMS, who maintain these codes, describe the format as:- "HCPCS Level II codes (also known as alpha-numeric codes) consist of a single alphabetical letter followed by 4 numeric digits." (https://www.cms.gov/medicare/coding-billing/healthcare-common-procedure-system) NOTE: This regex will not ide...