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 “ZIP+4 trimmed”, lowest dq score first

All ENR CLM TPA PRV

Junk onlyFlagZIP+4 trimmedClear

Record	Source	Name	DOB	Member ID	Phone	Address	Quality score	Flags
PRV-29009	PRV	Ana Vargas	1939-05-27	—	3518972153	2692 Pine Dr, Scottsdale, AZ, 85252	0.82	ZIP+4 trimmed Whitespace trimmed Placeholder values cleared
PRV-24222	PRV	Joe Fieds	1952-10-21	—	4155698963	3168 Pine Dr, Columbus, OH, 43228	0.82	Date of birth reformatted ZIP+4 trimmed Placeholder values cleared
PRV-29494	PRV	Kimberly O Gutierrez	1944-05-12	—	5245557201	8251 Sage Ct, Tucson, AZ, 85796	0.82	Phone reformatted ZIP+4 trimmed Placeholder values cleared
PRV-22824	PRV	Andrea Franklin	1983-11-15	—	8412243054	2792 Ocean Ave, Tempe, AZ, 85255	0.82	Phone reformatted ZIP+4 trimmed Placeholder values cleared
PRV-20325	PRV	Kimberly Mejia	1977-11-19	—	—	4850 Indian School Rd, Mesa, AZ, 85252	0.82	ZIP+4 trimmed Whitespace trimmed Placeholder values cleared
PRV-23754	PRV	Amanda Montgoery	1969-03-19	—	7775358349	6520 Harbor Blvd, Plano, TX, 75061	0.82	Date of birth reformatted ZIP+4 trimmed Placeholder values cleared
PRV-22696	PRV	Anna Hall	2001-04-04	—	9816328969	1680 Jefferson Ave, Miami, FL, 33114	0.82	Phone reformatted ZIP+4 trimmed Placeholder values cleared
PRV-27033	PRV	Billy Brown	1977-12-04	UHC-09978-13	—	870 Hillcrest Rd, Fresno, CA, 93709	0.82	Date of birth reformatted ZIP+4 trimmed Placeholder values cleared
PRV-24257	PRV	Mariana Walker	1961-05-06	—	7009690386	9604 River Rd, Charlotte, NC, 28243	0.82	Phone reformatted ZIP+4 trimmed Placeholder values cleared
PRV-22734	PRV	Charlotte G Nuenz	1991-06-08	UHC-60651-71	—	3202 Meadow Ln, Phoenix, AZ, 85016	0.84	ZIP+4 trimmed Placeholder values cleared
PRV-25525	PRV	Anna Edwards	2001-12-09	UHC-19151-80	8842739842	3858 Willow Ct, Seattle, WA, 98135	0.84	ZIP+4 trimmed Placeholder values cleared
PRV-21502	PRV	Richard Hudson	1974-01-08	—	7017400006	7415 Sage Ct, Seattle, WA, 98183	0.84	ZIP+4 trimmed Placeholder values cleared
PRV-29235	PRV	Catherine Q Wright	1952-12-03	—	—	4260 Lake View Rd, Jacksonville, FL, 32256	0.84	ZIP+4 trimmed Placeholder values cleared
PRV-22839	PRV	George Banks	1987-07-19	UHC-71568-86	2085759809	8067 Washington St, Columbus, OH, 43209	0.84	ZIP+4 trimmed Placeholder values cleared
PRV-28559	PRV	Kathy Le	1987-06-08	—	9124584030	8323 Bayshore Dr, Tucson, AZ, 85782	0.84	ZIP+4 trimmed Placeholder values cleared

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