Normalised records

Normalised records (silver)

Each raw row is parsed into consistently formatted fields. Every change from the raw value is recorded as a data-quality flag.

Normalised rows

99,495

usable in matching

Flagged rows

99,881

99.9% carry at least one flag

Junk quarantined

505

no usable last name

Average quality score

0.75

1.00 = no corrections needed

Quality flags

What normalisation had to do, and how often. Select a flag to filter the table.

Placeholder values cleared71,257
Placeholder tokens such as NULL, N/A, UNKNOWN or "-" treated as empty
Whitespace trimmed57,061
Leading or trailing whitespace removed from one or more fields
Address re-cased56,490
Street line re-cased and punctuation removed
Street suffix standardised55,824
Street suffix standardised to USPS abbreviation (Street to St, Avenue to Ave, and so on)
Phone reformatted50,244
Phone reduced to ten digits, punctuation and leading country code removed
Name re-cased39,996
Name letter-case rewritten to Title Case and stray characters removed
Date of birth reformatted32,400
Date of birth rewritten to ISO 8601 from a source format (MM/DD/YYYY, YYYYMMDD, Mon D, YYYY)
City re-cased17,850
City re-cased to Title Case
Gender normalised16,828
Gender mapped to F or M from a longer or variant value
Email lower-cased11,635
Email lower-cased
Name split from “Last, First”9,980
First-name field held "LAST, FIRST"; the two parts were split into their own fields
State name converted to code9,084
Full state name replaced by its two-letter USPS code
ZIP+4 trimmed8,263
ZIP+4 trimmed to the five-digit ZIP
Member ID reformatted7,723
Member ID re-hyphenated and upper-cased to the UHC-#####-## pattern
ZIP missing7,146
Street address present but no ZIP supplied
Unit split from street6,994
Apartment, suite or unit designator split from street line and re-appended in standard form
Two-digit birth year6,661
Date of birth carried a two-digit year; century inferred by pivot
State code upper-cased4,010
Two-letter state code upper-cased
Plan code upper-cased3,278
Plan code upper-cased
SSN last four extracted2,817
Last four digits of SSN extracted from a longer or punctuated value
Date of birth unreadable2,274
Date of birth did not match any known format or was out of range; cleared
Phone missing area code2,021
Phone had only seven digits (no area code); cleared
Middle initial moved out of first name1,125
A single middle initial was embedded in the first-name field and moved to middle name
Date of birth missing990
Date of birth absent or a null token; left empty
No usable name (quarantined)505
No usable last name; record quarantined as junk and excluded from matching

Normalised records

Provider network, flag “SSN last four extracted”, lowest dq score first

All ENR CLM TPA PRV

Junk onlyFlagSSN last four extractedClear

Record	Source	Name	DOB	Member ID	Phone	Address	Quality score	Flags
PRV-28753	PRV	Barbara C Carroll	1966-01-23	—	5239637570	—	0.78	Name re-cased Phone reformatted SSN last four extracted Whitespace trimmed+1 more
PRV-23667	PRV	Dennis Castro	2000-05-06	UHC-54013-05	3268442329	5520 Washington St, Miami, FL, 33174	0.78	Name re-cased Date of birth reformatted Phone reformatted SSN last four extracted+1 more
PRV-22400	PRV	Sofia Porter	2002-07-04	—	2304349910	1396 Apache Blvd, Austin, TX, 78708	0.78	Phone reformatted SSN last four extracted State code upper-cased Whitespace trimmed+1 more
PRV-23056	PRV	Betty I Hutner	1989-09-07	UHC-84042-08	8756302387	2690 Desert Sky Blvd, Seattle, WA, 98177	0.78	Date of birth reformatted Phone reformatted SSN last four extracted Whitespace trimmed+1 more
PRV-23024	PRV	Sean Z Bishop	1972-02-13	—	3277683915	1837 Grand Ave, Los Angeles, CA, 90082	0.78	Date of birth reformatted Phone reformatted SSN last four extracted Whitespace trimmed+1 more
PRV-27238	PRV	Bruce Munoz	1993-08-13	UHC-93815-58	4465388925	—	0.78	Date of birth reformatted Phone reformatted SSN last four extracted Whitespace trimmed+1 more
PRV-29592	PRV	Ryan George	2005-10-22	—	—	7634 Hillcrest Rd, Columbus, OH, 43289	0.80	SSN last four extracted City re-cased Whitespace trimmed Placeholder values cleared
PRV-25887	PRV	Santiago P Obrien	1991-08-09	—	4775862551	—	0.80	Name re-cased SSN last four extracted Whitespace trimmed Placeholder values cleared
PRV-28755	PRV	Larry Z Ramos	1943-02-14	—	5382622198	—	0.80	Phone reformatted SSN last four extracted Whitespace trimmed Placeholder values cleared
PRV-25917	PRV	Samel Sullivan	2006-01-05	—	3565345198	2208 Indian School Rd, Seattle, WA, 98182	0.80	Name re-cased Phone reformatted SSN last four extracted Placeholder values cleared
PRV-20737	PRV	Jerry X Johnson	1966-05-03	—	5653390096	5614 Palm Dr, San Diego, CA, 92125	0.80	Name re-cased Phone reformatted SSN last four extracted Placeholder values cleared
PRV-26148	PRV	Julia Garza	1951-12-07	—	—	9030 Indian School Rd, Las Vegas, NV, 89162	0.80	Name re-cased SSN last four extracted Whitespace trimmed Placeholder values cleared
PRV-20486	PRV	David Graham	2003-09-12	UHC-28829-66	9077284379	2470 Lincoln Way, Plano, TX, 75031	0.82	Phone reformatted SSN last four extracted Placeholder values cleared
PRV-26940	PRV	Jessica Elliott	2005-07-04	UHC-51147-59	7989824634	2452 Maple Ave, Tempe, AZ, 85284	0.82	SSN last four extracted Whitespace trimmed Placeholder values cleared
PRV-24282	PRV	Margaret Patterson	1977-09-12	—	8035518926	2729 Lincoln Way, Columbus, OH, 43264	0.82	SSN last four extracted Email lower-cased Placeholder values cleared
PRV-20932	PRV	Teresa Wang	1980-01-09	—	—	1451 Spring St, Los Angeles, CA, 90051	0.84	SSN last four extracted Placeholder values cleared

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