Anna K Barker, MD, PhD
Clinical Instructor in Internal Medicine and Research Fellow
Internal Medicine
Medical School
[email protected]
Available to mentor
Anna K Barker, MD, PhD
Clinical Instructor
Manage Your Profile
Qualifications
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MDUniversity of Wisconsin–Madison, Madison, United States
2012 - 2019
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PhDUniversity of Wisconsin–Madison, Madison, United States
2014 - 2017
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BACornell University, Ithaca, United States
2006 - 2010
Center Memberships
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Center MemberInstitute for Healthcare Policy and Innovation
Recent Publications
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Barker AK, Nishimura A, Nuppnau M, Buell KG, Lyons PG, Liao W-T, Park-Egan B, Schmid BE, Ingraham NE, Chaudhari V, Gao CA, Ortiz AC, Weissman GE, Chhikara K, Rojas JC, Amaral ACKB, Parker WF, Iwashyna TJ, Hager DN, Sjoding MW, Hochberg CH, Common Longitudinal ICU data Format (CLIF) Consortium . Crit Care Med, 2026 May 22;Journal ArticleProne Positioning in a North American Cohort of Hypoxemic Patients on Mechanical Ventilation.
DOI:10.1097/CCM.0000000000007148 PMID: 42171428 -
Ingraham NE, Chhikara K, Therese D, Guleria S, Liao Z, Chaudhari V, Rojas JC, Buell KG, Masteri H, Mesfin NM, Eddington C, Hochberg CH, Goldfarb S, Lyons PG, Park-Egan B, Barker AK, Gao CA, Liao W-T, Bhavani S, Ramesh NT, Ortiz AC, Weissman GE, Schmid B, Vyas A, Amaral A, Yip T, Sarma A, Willmore A, Parker WF, Consortium C. American Journal of Respiratory and Critical Care Medicine, 2026 May 20; 212 (Supplement_1): aamag162.3140Journal ArticleA17-01 A Location Agnostic EHR Definition of Critical Illness Using the Common Longitudinal ICU Data Format (CLIF)
DOI:10.1093/ajrccm/aamag162.3140 -
Rojas JC, Chhikara K, Masteri H, Ortiz AC, Weissman GE, Lyons PG, Park-Egan B, Gao CA, Liao W-T, Ingraham NE, Barker AK, Bhavani S, Ramesh N, Hochberg CH, Parker WF, Buell KG, Consortium C, Chaudhari V. American Journal of Respiratory and Critical Care Medicine, 2026 May 20; 212 (Supplement_1): aamag162.3141Journal ArticleA17-05 Comparing Cross-Site Validation, Transfer Learning, and Independent Training for ICU Mortality Prediction: A U.S. Multicenter Study
DOI:10.1093/ajrccm/aamag162.3141 -
Hochberg CH, Goldfarb S, Barker AK, Bhavani S, Buell KG, Chaudhari V, Chhikara K, Dua R, Park-Egan B, Gao CA, Liao W-T, Lyons PG, Mesfin NM, Nuppnau M, Ortiz AC, Parker WF, Ramesh N, Rojas JC, Shappell CN, Hager DN, Fawzy A, Ingraham NE, Consortium C. American Journal of Respiratory and Critical Care Medicine, 2026 May 20; 212 (Supplement_1): aamag162.022Journal ArticleA26-05 Differential Severity Classification and Prognostic Performance of PaO2/FIO2 Versus Spo2/fIO2 Ratios in Adults With Acute Hypoxemic Respiratory Failure
DOI:10.1093/ajrccm/aamag162.022 -
Liao Z, Guleria S, Chhikara K, Therese D, Wan-Ting L, Gao CA, Tippananapalya Ramesh N, Bhavani S, Ingraham NE, Lyons PG, Park-Egan B, Jain S, Masteri H, Chaudhari V, Rojas JC, Buell KG, Barker AK, Ortiz AC, Wolfe KS, Parker WF, Connell KA, Patel BK. American Journal of Respiratory and Critical Care Medicine, 2026 May 20; 212 (Supplement_1): aamag162.4658Journal ArticleA96-06 Diurnal and Institutional Variation in Sedation and Extubation in Mechanical Ventilation: A Multicenter Study of Six Hospital Systems
DOI:10.1093/ajrccm/aamag162.4658 -
Goldfarb S, Liao W-T, Barker AK, Bhavani S, Buell KG, Chaudhari V, Chhikara K, Dua R, Park-Egan B, Gao CA, Ingraham NE, Lyons PG, Mesfin NM, Nuppnau M, Ortiz AC, Parker WF, Tippananapalya Ramesh N, Rojas JC, Vyas AL, Weissman GE, Hager DN, Hochberg CH. American Journal of Respiratory and Critical Care Medicine, 2026 May 20; 212 (Supplement_1): aamag162.3249Journal ArticleB104-04 Characteristics and Outcomes of Ed Patients Requiring Non-invasive Respiratory Support Admitted to Different Levels of Care
DOI:10.1093/ajrccm/aamag162.3249 -
Ortiz AC, Chesley CF, Reilly JP, Schmid B, Vyas AL, Parker WF, Chhikara K, Ingraham NE, Rojas JC, Chaudhari V, Buell KG, Hoda M, Barker AK, Hochberg CH, Gao CA, Liao W-T, Lyons PG, Park-Egan B, Bhavani S, Ramesh NT, Sarma A, Willmore A, Consortium C, Weissman GE. American Journal of Respiratory and Critical Care Medicine, 2026 May 20; 212 (Supplement_1): aamag162.4706Journal ArticleB104-13 Patient Preferred Language and Continuous Neuromuscular Blockade During Invasive Mechanical Ventilation: A Multicenter Retrospective Cohort Study
DOI:10.1093/ajrccm/aamag162.4706 -
Lokhandwala ZA, Park-Egan B, Chaudhari V, Buell KG, Chhikara K, Therese D, Guleria S, Ortiz AC, Vyas AL, Schmid BE, Weissman GE, Hochberg CH, Ramesh NT, Bhavani S, Barker AK, Gao CA, Liao W-T, Ingraham NE, Rojas JC, Parker WF, Mesfin NM, Lyons PG. American Journal of Respiratory and Critical Care Medicine, 2026 May 20; 212 (Supplement_1): aamag162.984Journal ArticleB104-21 The Epidemiology of Hospital Code Status Designations Across Six US Health Systems
DOI:10.1093/ajrccm/aamag162.984
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