{ "title": "Held-out test of The Attending masking tool, 20 synthetic snippets, 85 Safe Harbor identifiers", "run": "8 October 2026, default mode, deidentify.html sha256 ef2ddebfce29", "note": "Written after the tool was tuned, by an author who never saw its rules, and the labels were checked by a second reader. Synthetic text only. No real person. result = masked, partial or missed.", "cases": [ { "name": "H01 ED triage line, 93F, daughter cell", "text": "Triage 10/06/26 2214: 93 yo F BIBA from home, c/o SOB x2d, worse lying flat, 3 pillow orthopnea. Pt Edith Roe, alert, oriented x2. Daughter (HCP) cell 555-0148, en route. PMH CHF, AFib on apixaban. BP 168/94 HR 112 irreg SpO2 88% RA. ESI 2.", "output": "Triage [DATE] 2214: [AGE 90+] F BIBA from home, c/o SOB x2d, worse lying flat, 3 pillow orthopnea. [NAME], alert, oriented x2. Daughter (HCP) cell [PHONE], en route. PMH CHF, AFib on apixaban. BP 168/94 HR 112 irreg SpO2 88% RA. ESI 2.", "identifiers": [ { "text": "10/06/26", "category": "C", "result": "masked" }, { "text": "93 yo", "category": "C", "result": "masked" }, { "text": "Edith Roe", "category": "A", "result": "masked" }, { "text": "555-0148", "category": "D", "result": "masked" } ] }, { "name": "H02 H&P all lowercase, GI bleed, wife and employer", "text": "hpi: pt is a 67yo m w/ hx of dm2, ckd3, s/p cabg 2011 who presents w/ 3 days of melena. wife (linda) says hes been taking aleve for his back since he fell off a ladder at work (roe hardware) and didnt tell anyone. last colonoscopy 2019 nl per pt. mrn 00482211. hgb 7.1 today, was 12.4 at his pcp visit 3/2/26. denies etoh.", "output": "hpi: pt is a 67yo m w/ hx of dm2, ckd3, s/p cabg 2011 who presents w/ 3 days of melena. wife (linda) says hes been taking aleve for his back since he fell off a ladder at work (roe hardware) and didnt tell anyone. last colonoscopy 2019 nl per pt. mrn [ID]. hgb 7.1 today, was 12.4 at his pcp visit [DATE]. denies etoh.", "identifiers": [ { "text": "linda", "category": "A", "result": "missed" }, { "text": "roe hardware", "category": "A", "result": "missed" }, { "text": "00482211", "category": "H", "result": "masked" }, { "text": "3/2/26", "category": "C", "result": "masked" } ] }, { "name": "H03 discharge summary header, structured fields", "text": "DISCHARGE SUMMARY\nPatient: POE, HAROLD J\nMRN: 7734-019\nAdmit: 09/28/2026 Discharge: 10/03/2026\nAttending: Anika Koe, MD\nPrincipal dx: RLL pneumonia; sepsis, resolved\nDisposition: Lindenhall SNF, son (POA) agrees.\nFollow-up: PCP Dr. Boe in 1-2 wks. Return or call 617-555-0123 for fever >101, dyspnea.\nCode status: DNR/DNI confirmed.", "output": "DISCHARGE SUMMARY\nPatient: [NAME], HAROLD J\nMRN: [ID]\nAdmit: [DATE] Discharge: [DATE]\nAttending: [NAME], MD\nPrincipal dx: RLL pneumonia; sepsis, resolved\nDisposition: Lindenhall SNF, son (POA) agrees.\nFollow-up: PCP Dr. [NAME] in 1-2 wks. Return or call [PHONE] for fever >101, dyspnea.\nCode status: DNR/DNI confirmed.", "identifiers": [ { "text": "POE, HAROLD J", "category": "A", "result": "partial" }, { "text": "7734-019", "category": "H", "result": "masked" }, { "text": "09/28/2026", "category": "C", "result": "masked" }, { "text": "10/03/2026", "category": "C", "result": "masked" } ] }, { "name": "H04 nursing SBAR handoff, insulin pump and license in belongings", "text": "SBAR 0700 rm 412: Frank Doe, 88yo, POD1 R hip hemiarthroplasty. confused overnight, pulled PIV x1, now on sitter. Wife at bedside till 2300 - best to call her at home 555-0119, she doesnt have a cell. Insulin pump SN 00-PMP-88412 suspended per endo, on basal glargine. Wallet in belongings bag, contains his DL D000-4471-2290 and cash, pt signed.", "output": "SBAR 0700 rm 412: [NAME], 88yo, POD1 R hip hemiarthroplasty. confused overnight, pulled PIV x1, now on sitter. Wife at bedside till 2300 - best to call her at home [PHONE], she doesnt have a cell. Insulin pump SN [ID] suspended per endo, on basal glargine. Wallet in belongings bag, contains his DL D000-4471-2290 and cash, pt signed.", "identifiers": [ { "text": "Frank Doe", "category": "A", "result": "masked" }, { "text": "555-0119", "category": "D", "result": "masked" }, { "text": "00-PMP-88412", "category": "M", "result": "masked" }, { "text": "D000-4471-2290", "category": "K", "result": "missed" } ] }, { "name": "H05 patient portal message, typos, new insurance", "text": "Hi Dr Voe, this is Maria Zoe (DOB 11/23/1958). I had my mammogram at your Elm St office on the 1st and havent heard anything back, is that bad?? Also I have new insurance now, member ID W000447122, can you update it before my next appt. Best # is (617) 555-0156 after 5pm. Thank you!!", "output": "Hi Dr [NAME], this is [NAME] (DOB [DATE]). I had my mammogram at your Elm St office on the 1st and havent heard anything back, is that bad?? Also I have new insurance now, member ID [ID], can you update it before my next appt. Best # is [PHONE] after 5pm. Thank you!!", "identifiers": [ { "text": "Maria Zoe", "category": "A", "result": "masked" }, { "text": "11/23/1958", "category": "C", "result": "masked" }, { "text": "1st", "category": "C", "result": "missed" }, { "text": "W000447122", "category": "I", "result": "masked" }, { "text": "(617) 555-0156", "category": "D", "result": "masked" } ] }, { "name": "H06 derm referral letter, address, MBI, face photo file", "text": "Dear Dr. Goe,\nI am referring Ms. Beatrice Loe, an 86-year-old retired schoolteacher, for evaluation of an enlarging pigmented lesion on her left cheek, 9 mm, irregular border. She lives with her granddaughter at 7 Heron Court, Marrowby, and prefers morning appointments. Medicare MBI 1EG4-TE5-MK72. Clinical photo attached: IMG_4471_face.jpg. Please fax your note to Marrowby Family Practice, 555-0177.\nSincerely,\nT. Soe, MD", "output": "Dear Dr. [NAME],\nI am referring Ms. [NAME], an 86-year-old retired schoolteacher, for evaluation of an enlarging pigmented lesion on her left cheek, 9 mm, irregular border. She lives with her granddaughter at [ADDRESS], [CITY], and prefers morning appointments. Medicare MBI [ID]. Clinical photo attached: IMG_4471_face.jpg. Please fax your note to Marrowby Family Practice, [PHONE].\nSincerely,\nT. Soe, MD", "identifiers": [ { "text": "Beatrice Loe", "category": "A", "result": "masked" }, { "text": "7 Heron Court", "category": "B", "result": "masked" }, { "text": "Marrowby", "category": "B", "result": "masked" }, { "text": "1EG4-TE5-MK72", "category": "I", "result": "masked" } ] }, { "name": "H07 social work note, car plate, cousin's shop, neck tattoo", "text": "SW f/u: Darnell Moe, 34M, homeless x2 mo since eviction, currently sleeping in his car (silver Camry, plate KLV-0042) behind the shelter. Works part time detailing cars at his cousins shop, Moe's Auto Detailing, cash pay. No phone at this time. Has tattoo 'RIP LIL J' across R side of neck, asked staff not to mention it. Medicaid application assisted, pending. Pt declined shelter bed tonight, given list.", "output": "SW f/u: [NAME], 34M, homeless x2 mo since eviction, currently sleeping in his car (silver Camry, plate [ID]) behind the shelter. Works part time detailing cars at his cousins shop, [NAME], cash pay. No phone at this time. Has tattoo 'RIP LIL J' across R side of neck, asked staff not to mention it. Medicaid application assisted, pending. Pt declined shelter bed tonight, given list.", "identifiers": [ { "text": "Darnell Moe", "category": "A", "result": "masked" }, { "text": "KLV-0042", "category": "L", "result": "masked" }, { "text": "Moe's Auto Detailing", "category": "A", "result": "masked" }, { "text": "RIP LIL J", "category": "R", "result": "missed" } ] }, { "name": "H08 night sign-out list, three patients", "text": "SIGNOUT 10/7 nights (gen med B)\n1) Roe, A. 72F bed 6 - DKA, gap closed, transitioned to SQ insulin, f/u BMP 0400\n2) Doe J 90M bed 9 - DNR/DNI, comfort focused, dtr coming in AM, PRN morphine ok\n3) Ms. Zoe bed 14 - ESRD, missed HD, K 6.1 -> repeat 0200, nephro aware (Dr. Koe)\nnothing else pending.", "output": "SIGNOUT 10/7 nights (gen med B)\n1) Roe, A. 72F bed 6 - DKA, gap closed, transitioned to SQ insulin, f/u BMP 0400\n2) Doe J [AGE 90+] bed 9 - DNR/DNI, comfort focused, dtr coming in AM, PRN morphine ok\n3) Ms. [NAME] bed 14 - ESRD, missed HD, K 6.1 -> repeat 0200, nephro aware (Dr. [NAME])\nnothing else pending.", "identifiers": [ { "text": "10/7", "category": "C", "result": "missed" }, { "text": "Roe, A", "category": "A", "result": "missed" }, { "text": "Doe J", "category": "A", "result": "missed" }, { "text": "90M", "category": "C", "result": "masked" }, { "text": "Zoe", "category": "A", "result": "masked" } ] }, { "name": "H09 radiology request, ISO DOB, pacemaker serial", "text": "CT HEAD W/O CONTRAST - STAT\nPt: Walter Coe DOB: 1931-02-17 Sex: M\nIndication: 95 y/o on warfarin, unwitnessed fall at Lindenhall SNF tonight, new L facial droop, INR 3.4\nImplanted device: dual-chamber pacemaker, serial PJN000417R (card on file)\nOrdering: Dr. Ravi Voe, ext 4410", "output": "CT HEAD W/O CONTRAST - STAT\nPt: [NAME]: [DATE] Sex: M\nIndication: [AGE 90+] on warfarin, unwitnessed fall at Lindenhall SNF tonight, new L facial droop, INR 3.4\nImplanted device: dual-chamber pacemaker, serial [ID] (card on file)\nOrdering: Dr. [NAME], ext 4410", "identifiers": [ { "text": "Walter Coe", "category": "A", "result": "masked" }, { "text": "1931-02-17", "category": "C", "result": "masked" }, { "text": "95 y/o", "category": "C", "result": "masked" }, { "text": "PJN000417R", "category": "M", "result": "masked" } ] }, { "name": "H10 transfer note, SSN for packet, records URL", "text": "Transfer note: 61 yo F from Kestrel Valley Medical Center ED to Northgate CCU for urgent cath. Presented to OSH yesterday w/ substernal CP, trop peaked 4.2, now pain free on heparin gtt. Husband following by car, his cell 617.555.0144. Pt Lucia Doe, SSN 000-41-7790 (needed for transfer packet). OSH records: https://records.example.org/pt/ldoe-4471 - login sent separately.", "output": "Transfer note: 61 yo F from [FACILITY] ED to Northgate CCU for urgent cath. Presented to OSH yesterday w/ substernal CP, trop peaked 4.2, now pain free on heparin gtt. Husband following by car, his cell [PHONE]. [NAME], SSN [SSN] (needed for transfer packet). OSH records: [URL] - login sent separately.", "identifiers": [ { "text": "617.555.0144", "category": "D", "result": "masked" }, { "text": "Lucia Doe", "category": "A", "result": "masked" }, { "text": "000-41-7790", "category": "G", "result": "masked" }, { "text": "https://records.example.org/pt/ldoe-4471", "category": "N", "result": "masked" } ] }, { "name": "H11 telehealth note, home and family IPs, personal blog", "text": "Telehealth f/u, HTN. Video dropped x3. Pt Samuel Coe connected from home (IP 198.51.100.23), then moved to his daughters wifi (2001:db8:4c::1a7) which was better. Home cuff readings avg 148/92 over 2 wks, he also posts them on his blog www.example.net/sams-heart-journey. Increase lisinopril 10 -> 20 mg daily, BMP in 1 wk.", "output": "Telehealth f/u, HTN. Video dropped x3. [NAME] connected from home (IP [IP]), then moved to his daughters wifi (2001:db8:4c::1a7) which was better. Home cuff readings avg 148/92 over 2 wks, he also posts them on his blog [URL] Increase lisinopril 10 -> 20 mg daily, BMP in 1 wk.", "identifiers": [ { "text": "Samuel Coe", "category": "A", "result": "masked" }, { "text": "198.51.100.23", "category": "O", "result": "masked" }, { "text": "2001:db8:4c::1a7", "category": "O", "result": "missed" }, { "text": "www.example.net/sams-heart-journey", "category": "N", "result": "masked" } ] }, { "name": "H12 ED course, age written out, birth year, VIN", "text": "ED course: This ninety-nine-year-old gentleman (born in 1927) was found on the kitchen floor this morning by his grandson Kevin, who lives with him. Down time unknown. CK 8,400, Cr 2.1 (baseline 0.9). Grandson says pt still drives, 2014 F-150, VIN 1FTFW1E50EFA00417, and asks how to report him to the DMV - info given. Admit medicine for rhabdo + AKI, IVF.", "output": "ED course: This ninety-nine-year-old gentleman (born in [AGE 90+]) was found on the kitchen floor this morning by his grandson Kevin, who lives with him. Down time unknown. CK 8,400, Cr 2.1 (baseline 0.9). Grandson says pt still drives, 2014 F-150, VIN [VIN], and asks how to report him to the DMV - info given. Admit medicine for rhabdo + AKI, IVF.", "identifiers": [ { "text": "ninety-nine-year-old", "category": "C", "result": "missed" }, { "text": "1927", "category": "C", "result": "masked" }, { "text": "Kevin", "category": "A", "result": "missed" }, { "text": "1FTFW1E50EFA00417", "category": "L", "result": "masked" } ] }, { "name": "H13 occupational health RTW, badge, fingerprint, CDL, employer fax", "text": "Occ Health RTW eval. Employee: Tyrone Yoe, badge ID 0047-2219, identity verified by fingerprint scan on file (DOT program). CDL #C000-551-904, DOT physical due next month. L shoulder strain improving, full ROM, 4+/5 abduction. Cleared light duty, no lifting >20 lb x2 wk. Employer Zoe Freight Lines requests restrictions by fax 555-0163 attn HR.", "output": "Occ Health RTW eval. Employee: [NAME], badge ID 0047-2219, identity verified by fingerprint scan on file (DOT program). CDL #C000-551-904, DOT physical due next month. L shoulder strain improving, full ROM, 4+/5 abduction. Cleared light duty, no lifting >20 lb x2 wk. [NAME] requests restrictions by fax [PHONE] attn HR.", "identifiers": [ { "text": "Tyrone Yoe", "category": "A", "result": "masked" }, { "text": "0047-2219", "category": "R", "result": "missed" }, { "text": "C000-551-904", "category": "K", "result": "missed" }, { "text": "Zoe Freight Lines", "category": "A", "result": "masked" }, { "text": "555-0163", "category": "E", "result": "masked" } ] }, { "name": "H14 registration note, palm vein scan, chart photo, SSN no dashes", "text": "Registration note: pt arrived by EMS w/o ID. Identity confirmed via palm vein scan on file and chart photo face_0912_front.png, matches. Name on file Rosa Maria Poe. SSN 000331298. Address 22 Linden Row Apt 3B, unchanged. Pt has medical alert bracelet: epilepsy, on levetiracetam.", "output": "Registration note: pt arrived by EMS w/o ID. Identity confirmed via palm vein scan on file and chart [ID] face_0912_front.png, matches. Name on file [NAME]. SSN [PHONE]. Address 22 [NAME] Apt 3B, unchanged. Pt has medical alert bracelet: epilepsy, on levetiracetam.", "identifiers": [ { "text": "Rosa Maria Poe", "category": "A", "result": "masked" }, { "text": "000331298", "category": "G", "result": "masked" }, { "text": "22 Linden Row Apt 3B", "category": "B", "result": "partial" } ] }, { "name": "H15 OB note, LMP, EDD, scheduled section", "text": "OB: G2P1 at 38w2d by LMP 1/12, EDD 10/19/26, c/w 8 wk US. Pt Keisha Roe, husband at bedside. Prior LTCS 2021 at OSH. GBS neg. TOLAC vs repeat CS reviewed, pt prefers RCS, scheduled 10/13 (Tue) 0730.", "output": "OB: G2P1 at 38w2d by LMP 1/12, EDD [DATE], c/w 8 wk US. [NAME], husband at bedside. Prior LTCS 2021 at OSH. GBS neg. TOLAC vs repeat CS reviewed, pt prefers RCS, scheduled 10/13 (Tue) 0730.", "identifiers": [ { "text": "1/12", "category": "C", "result": "missed" }, { "text": "10/19/26", "category": "C", "result": "masked" }, { "text": "Keisha Roe", "category": "A", "result": "masked" }, { "text": "10/13", "category": "C", "result": "missed" } ] }, { "name": "H16 death pronouncement, 104F, death certificate number", "text": "Pronouncement: called to bedside 03:12 on October 1, 2026 for Mildred Zoe, 104 yo F, DNR/comfort care. No heart or breath sounds x1 min, no response to stimuli, pupils fixed. Niece notified by phone, will come in AM. Expected death, ME not notified. Death certificate #2026-000417 to be completed by Dr. Boe.", "output": "Pronouncement: called to bedside 03:12 on [DATE] for [NAME], [AGE 90+] F, DNR/comfort care. No heart or breath sounds x1 min, no response to stimuli, pupils fixed. Niece notified by phone, will come in AM. Expected death, ME not notified. Death certificate #[ID] to be completed by Dr. [NAME].", "identifiers": [ { "text": "October 1, 2026", "category": "C", "result": "masked" }, { "text": "Mildred Zoe", "category": "A", "result": "masked" }, { "text": "104 yo", "category": "C", "result": "masked" }, { "text": "2026-000417", "category": "K", "result": "masked" } ] }, { "name": "H17 peds psych intake, run-on, social handle, household member", "text": "15yo F brought in by mom (Tanya Moe) for SI, cut L forearm w razor last nite, superficial, steri strips only. pt says she posted about it on her insta @lily.moe.xo and some kids from school commented, mom showed us screenshots. moms bf Rick lives w them and pt says she doesnt feel safe at home when hes drinking - SW + CPS consult placed. home is 9 fenwick ct, dunmere falls. psych to eval in AM, 1:1 sitter.", "output": "15yo F brought in by mom ([NAME]) for SI, cut L forearm w razor last nite, superficial, steri strips only. pt says she posted about it on her insta @lily.moe.xo and some kids from school commented, mom showed us screenshots. moms bf Rick lives w them and pt says she doesnt feel safe at home when hes drinking - SW + CPS consult placed. home is 9 fenwick ct, dunmere falls. psych to eval in AM, 1:1 sitter.", "identifiers": [ { "text": "Tanya Moe", "category": "A", "result": "masked" }, { "text": "@lily.moe.xo", "category": "R", "result": "missed" }, { "text": "Rick", "category": "A", "result": "missed" }, { "text": "9 fenwick ct", "category": "B", "result": "missed" }, { "text": "dunmere falls", "category": "B", "result": "missed" } ] }, { "name": "H18 pharmacy outreach, age 90 vs 90 tabs, Rx account", "text": "Rx outreach: spoke w pt's daughter-in-law re copay. Pt Arthur Loe (age 90), Rx acct 00-3381-07. Apixaban 2.5 mg BID, delivery scheduled 10/09. DIL prefers email: nancy.loe@example.org. Last fill was 90 tabs, adherent per pill count.", "output": "Rx outreach: spoke w pt's daughter-in-law re copay. [NAME] ([AGE 90+]), Rx acct [ID]. Apixaban 2.5 mg BID, delivery scheduled 10/09. DIL prefers email: [EMAIL]. Last fill was 90 tabs, adherent per pill count.", "identifiers": [ { "text": "Arthur Loe", "category": "A", "result": "masked" }, { "text": "90", "category": "C", "result": "masked" }, { "text": "00-3381-07", "category": "J", "result": "masked" }, { "text": "10/09", "category": "C", "result": "missed" }, { "text": "nancy.loe@example.org", "category": "F", "result": "masked" } ] }, { "name": "H19 audiology, 97M, written DOB, cochlear processor serial, billing account", "text": "Audiology: Mr. Noe, 97 y.o. M (DOB 7 Jan 1929), here w/ wife for R cochlear implant processor check. Processor S/N 4471-AB-0093, mapping updated, impedances WNL. Billing acct 4400-1290-77 for replacement coil. RTC 6 months.", "output": "Audiology: Mr. [NAME], [AGE 90+] M (DOB [DATE]), here w/ wife for R cochlear implant processor check. Processor S/N [ID], mapping updated, impedances WNL. Billing acct [ID] for replacement coil. RTC 6 months.", "identifiers": [ { "text": "Noe", "category": "A", "result": "masked" }, { "text": "97 y.o.", "category": "C", "result": "masked" }, { "text": "7 Jan 1929", "category": "C", "result": "masked" }, { "text": "4471-AB-0093", "category": "M", "result": "masked" }, { "text": "4400-1290-77", "category": "J", "result": "masked" } ] }, { "name": "H20 wound clinic, 89F kept, husband 94, European date, son's email", "text": "Wound clinic: 89 yo F, sacral stage 3 PI, 4.1 x 3.0 cm (was 5.2 x 3.8 two wks ago), granulating, no tunneling. Wound photos x3 uploaded, sacrum only. Pt Gertrude Doe. Husband, 94, also our pt, same household, cares for her w/ HH help. HH agency last visit 29.09.2026. Son emails updates from hdoe.jr@example.net.", "output": "Wound clinic: 89 yo F, sacral stage 3 PI, 4.1 x 3.0 cm (was 5.2 x 3.8 two wks ago), granulating, no tunneling. Wound photos x3 uploaded, sacrum only. [NAME]. Husband, 94, also our pt, same household, cares for her w/ HH help. HH agency last visit [DATE]. Son emails updates from [EMAIL].", "identifiers": [ { "text": "Gertrude Doe", "category": "A", "result": "masked" }, { "text": "94", "category": "C", "result": "missed" }, { "text": "29.09.2026", "category": "C", "result": "masked" }, { "text": "hdoe.jr@example.net", "category": "F", "result": "masked" } ] } ], "totals": { "masked": 62, "missed": 21, "partial": 2 } }