Alyssa F. Ziman, MD

Alyssa F. Ziman, MD

  • Clinical and Laboratory Pathology


Academic Title:
Professor of Pathology and Laboratory Medicine

Department Title:
Division Chief, Clinical Laboratory Medicine
Medical Director, Clinical Laboratories, Ronald Reagan UCLA Medical Center
Medical Director, Transfusion Medicine




Medical Board Certification

Pathology-Anatomic/Pathology-Clinical, American Board of Pathology, 2002


Transfusion Med/Blood Banking, Cedars-Sinai Medical Center, 2003


Pathology, Cedars-Sinai Medical Center, 2002


MD, Sackler School of Medicine, 1997


  • HIMSS Nicholas E. Davies Award of Excellence Health IT Achievements Showcase (2018)
  • ASCP Choosing Wisely Champions (2019)

Hospital Affiliations

Ronald Reagan UCLA Medical Center

UCLA Santa Monica Medical Center


Brandon's Story | UCLA Blood & Platelet Center
Blood donors saved Jennifer's life | UCLA Blood & Platelet Center



  1. Optimizing Inpatient Blood Utilization Using Real-Time Clinical Decision Support. 
    Ikoma S, Furukawa M, Busuttil A, Ward D, Baldwin K, Mayne J, Clarke R, Ziman A.
    Appl Clin Inform. 2021 Jan;12(1):49-56. doi: 10.1055/s-0040-1721779. Epub 2021 Jan 27.
    PMID: 33506477
  2. Red-blood-cell alloimmunization and prophylactic antigen matching for transfusion in patients with warm autoantibodies.
    Delaney M, Apelseth TO, Bonet Bub C, Cohn CS, Dunbar NM, Mauro Kutner J, Murphy M, Perelman I, Selleng K, Staves J, Wendel S, Ziman A; Biomedical Excellence for Safer Transfusion (BEST) Collaborative.
    Vox Sang. 2020 Aug;115(6):515-524. doi: 10.1111/vox.12914. Epub 2020 Apr 6.
    PMID: 32249930
  3. How do you… decide which platelet bacterial risk mitigation strategy to select for your hospital-based transfusion service?
    Lu W, Delaney M, Flegel WA, Ness P, Ratcliffe N, Triulzi DJ, Yazer MH, Ziman A, Dunbar NM.
    Transfusion. 2020 Apr;60(4):675-681. doi: 10.1111/trf.15693. Epub 2020 Feb 6.
    PMID: 32027394
  4. An international investigation into O red blood cell unit administration in hospitals: the GRoup O Utilization Patterns (GROUP) study.
    Zeller MP, Barty R, Aandahl A, Apelseth TO, Callum J, Dunbar NM, Elahie A, Garritsen H, Hancock H, Kutner JM, Manukian B, Mizuta S, Okuda M, Pagano MB, Poglód R, Rushford K, Selleng K, Sørensen CH, Sprogøe U, Staves J, Weiland T, Wendel S, Wood EM, van de Watering L, van Wordragen-Vlaswinkel M, Ziman A, Jan Zwaginga J, Murphy MF, Heddle NM, Yazer MH; Biomedical Excellence for Safer Transfusion (BEST) Collaborative.
    Transfusion. 2017 Oct;57(10):2329-2337. doi: 10.1111/trf.14255. Epub 2017 Aug 25.
    PMID: 28840943
  5. Safety of the use of group A plasma in trauma: the STAT study. 
    Dunbar NM, Yazer MH; Biomedical Excellence for Safer Transfusion (BEST) Collaborative and the STAT Study Investigators.
    Transfusion. 2017 Aug;57(8):1879-1884. doi: 10.1111/trf.14139. Epub 2017 Jun 8.
    PMID: 28597478
  6. Warm-reactive (immunoglobulin G) autoantibodies and laboratory testing best practices: review of the literature and survey of current practice.
    Ziman A, Cohn C, Carey PM, Dunbar NM, Fung MK, Greinacher A, Stanworth S, Heddle NM, Delaney M; the Biomedical Excellence for Safer Transfusion (BEST) Collaborative.
    Transfusion. 2017 Feb;57(2):463-477. doi: 10.1111/trf.13903. Epub 2016 Dec 4.
    PMID: 27917465 Review.
  7. Transfusion reactions: prevention, diagnosis, and treatment. 
    Delaney M, Wendel S, Bercovitz RS, Cid J, Cohn C, Dunbar NM, Apelseth TO, Popovsky M, Stanworth SJ, Tinmouth A, Van De Watering L, Waters JH, Yazer M, Ziman A; Biomedical Excellence for Safer Transfusion (BEST) Collaborative.
    Lancet. 2016 Dec 3;388(10061):2825-2836. doi: 10.1016/S0140-6736(15)01313-6. Epub 2016 Apr 12.
    PMID: 27083327 Review.
  8. Electronic patient identification for sample labeling reduces wrong blood in tube errors. 
    Kaufman RM, Dinh A, Cohn CS, Fung MK, Gorlin J, Melanson S, Murphy MF, Ziman A, Elahie AL, Chasse D, Degree L, Dunbar NM, Dzik WH, Flanagan P, Gabert K, Ipe TS, Jackson B, Lane D, Raspollini E, Ray C, Sharon Y, Ellis M, Selleng K, Staves J, Yu P, Zeller M, Yazer M; BEST Collaborative.
    Transfusion. 2019 Mar;59(3):972-980. doi: 10.1111/trf.15102. Epub 2018 Dec 14.
    PMID: 30549289
  9. The Crossmatch/Issue Ratio:  Use of a Novel Quality Indicator and Results of an International Survey on RBC Crossmatching and Issuing Practices.
    Yazer MH, Alcantara R, Beizai P, Draper NL, Harm SK, Kutner JM, Lin D, Poglod R, Rogers TS, Sørensen CH, Sprogøe U, Welbig J, Yuen J, Ziman A; Biomedical Excellence for Safer Transfusions (BEST) Collaborative.
    Am J Clin Pathol. 2016 Aug;146(2):238-43. doi: 10.1093/ajcp/aqw107.
    PMID: 27473742
  10. Survival after ultramassive transfusion: a review of 1360 cases. 
    Dzik WS, Ziman A, Cohn C, Pai M, Lozano M, Kaufman RM, Delaney M, Selleng K, Murphy MF, Hervig T, Yazer M; Biomedical Excellence for Safer Transfusion Collaborative.
    Transfusion. 2016 Mar;56(3):558-63. doi: 10.1111/trf.13370. Epub 2015 Oct 9.
    PMID: 26450364 Review.

Link to my PubMed publications »

In the News

Warm Autoantibody Best Practices with Alyssa Ziman and Meghan Delaney, Jan. 2021 -

*NOTE: News website links may expire without notice


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  • HIMSS Nicholas E. Davies Award of Excellence Health IT Achievements Showcase (2018)
  • ASCP Choosing Wisely Champions (2019)