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Kristin E. Mullins, PhD

Academic Title:

Assistant Professor

Primary Appointment:


Additional Title:

Associate Director, Core Laboratories & Point of Care Testing, University of Maryland Medical Center

Phone (Primary):


Education and Training

BS: Biochemistry, Syracuse University, Syracuse, New York (2003-2007)

BS: Medical Technology, SUNY-Upstate Medical University, Syracuse, New York (2008-2010)

PhD: Emerging Infectious Diseases, Uniformed Services University, Bethesda, Maryland (2010-2015)

Fellowship: Laboratory Medicine, University of Maryland School of Medicine, Baltimore, Maryland (2016-2018)




Dr. Mullins is an Assistant Professor at the University of Maryland School of Medicine in the Department of Pathology. She is also the Associate Director of the Core Laboratories and Point of Care Testing at the University of Maryland Medical Center and the CLIA Laboratory Director for Coordinate Care Center and UM Urgent Care- Columbia. She completed a ComAA accredited training program in Laboratory Medicine/Clinical Chemistry at the University of Maryland School of Medicine. She returned to the University of Maryland after briefly serving as the Associate Director of Chemistry, Point of Care Testing, and Clinical Laboratory Support Services at Children's National Hospital in Washington, DC. 

Research/Clinical Keywords

Clinical Chemistry, Serology, Molecular Diagnostics, Core Laboratory

Highlighted Publications

Lai J, Coleman KK, Tai SHS, German J, Hong F, Albert B, Esparza Y, Srikakulapu AK, Schanz M, Maldonado IS, Oertel M, Fadul N, Gold TL, Weston S, Mullins K, McPhaul KM, Frieman M, Milton DK. Exhaled Breath Aerosol Shedding of Highly Transmissible Versus Prior Severe Acute Respiratory Syndrome Coronavirus 2 Variants. Clin Infect Dis. 2023 Mar 4;76(5):786-794. doi: 10.1093/cid/ciac846. PubMed PMID: 36285523; PubMed Central PMCID: PMC9620356.

Mullins K, Canal E, Ouch P, Prasetyo D, Tagoe J, Attram N, Yeboah C, Kumordjie S, Fox A, Letizia AG, Rachlin A, Nguyen HM, Robinson MT, Vongsouvath M, Davong V, Maxay M, Simons MP, Caranci A, Newton PN, Richards AL, Farris CM. Bartonella Species in Cambodia, Ghana, Laos, and Peru: Results from Vector and Serosurveys. Vector Borne Zoonotic Dis. 2023 Jan;23(1):9-17. doi: 10.1089/vbz.2021.0090. PubMed PMID: 36633562; PubMed Central PMCID: PMC7614129.

Seneviratne C, Shetty AC, Geng X, McCracken C, Cornell J, Mullins K, Jiang F, Stass S. A Pilot Analysis of Circulating cfRNA Transcripts for the Detection of Lung Cancer. Diagnostics (Basel). 2022 Nov 22;12(12). doi: 10.3390/diagnostics12122897. PubMed PMID: 36552904; PubMed Central PMCID: PMC9776862.

Hardy NL, Jacobs J, Mullins K, Christenson R, Cox T, Murphy C, Koka R. Pathology Trainees Gain Clinical Pathology Experience as Lab Consultants Through Auditing Myeloid Mutation Panel Send-Out Tests: Hitting Two Birds With One Stone?. Arch Pathol Lab Med. 2022 Oct 1;146(10):1286-1290. doi: 10.5858/arpa.2021-0334-EP. PubMed PMID: 35089993.

Adenaiye OO, Lai J, Bueno de Mesquita PJ, Hong F, Youssefi S, German J, Tai SHS, Albert B, Schanz M, Weston S, Hang J, Fung C, Chung HK, Coleman KK, Sapoval N, Treangen T, Berry IM, Mullins K, Frieman M, Ma T, Milton DK. Infectious Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2) in Exhaled Aerosols and Efficacy of Masks During Early Mild Infection. Clin Infect Dis. 2022 Aug 24;75(1):e241-e248. doi: 10.1093/cid/ciab797. PubMed PMID: 34519774; PubMed Central PMCID: PMC8522431.

Klein MN, Wang EW, Zimand P, Beauchamp H, Donis C, Ward MD, Martinez-Hernandez A, Tabatabai A, Baddley JW, Bloch EM, Mullins KE, Fontaine MJ. Kinetics of SARS-CoV-2 antibody responses pre-COVID-19 and post-COVID-19 convalescent plasma transfusion in patients with severe respiratory failure: an observational case-control study. J Clin Pathol. 2022 Aug;75(8):564-571. doi: 10.1136/jclinpath-2020-207356. Epub 2021 Apr 23. PubMed PMID: 33893156; PubMed Central PMCID: PMC8072701.

Jeyaraju M, McCurdy MT, Levine AR, Devarajan P, Mazzeffi MA, Mullins KE, Reif M, Yim DN, Parrino C, Lankford AS, Chow JH. Renin Kinetics Are Superior to Lactate Kinetics for Predicting In-Hospital Mortality in Hypotensive Critically Ill Patients. Crit Care Med. 2022 Jan 1;50(1):50-60. doi: 10.1097/CCM.0000000000005143. PubMed PMID: 34166293.











Additional Publication Citations

Peer- Reviewed:

Ward MD, Mullins KE, Pickett E, Merrill V, Ruiz M, Rebuck H, Duh SH, Christenson RH. Performance of 4 Automated SARS-CoV-2 Serology Assay Platforms in a Large Cohort Including Susceptible COVID-19-Negative and COVID-19-Positive Patients. J Appl Lab Med. 2021 Jul 7;6(4):942-952. doi: 10.1093/jalm/jfab014. PubMed PMID: 33693808; PubMed Central PMCID: PMC7989439.

Flores-Mendoza C, Loyola S, Jiang J, Farris CM, Mullins K, Estep AS, Fisher ML, Richards AL. Molecular Characterization of Bartonella Species Discovered in Ectoparasites Collected from Domestic Animals, Cuzco, Peru. Vector Borne Zoonotic Dis. 2021 May;21(5):330-341. doi: 10.1089/vbz.2020.2697. Epub 2021 Feb 9. PubMed PMID: 33567236.

Mullins KE, Merrill V, Ward M, King B, Rock P, Caswell M, Ahlman M, Harris AD, Christenson R. Validation of COVID-19 serologic tests and large scale screening of asymptomatic healthcare workers. Clin Biochem. 2021 Apr;90:23-27. doi: 10.1016/j.clinbiochem.2021.01.004. Epub 2021 Jan 17. PubMed PMID: 33472036; PubMed Central PMCID: PMC7813506.

Shah P, deFilippi CR, Mullins KENavigating COVID-19 Testing: Special Considerations for the Cardiovascular Clinician. Circulation. 2020 Dec 15;142(24):2293-2295. doi: 10.1161/CIRCULATIONAHA.120.051183. Epub 2020 Oct 16. Review. PubMed PMID: 33064566; PubMed Central PMCID: PMC7736133.

Song L, Koka R, Reese E, Mullins K, Murphy C. Intraosseous Specimens Submitted to the Laboratory: A Case Report and Review. Lab Med. 2020 Nov 2;51(6):e75-e77. doi: 10.1093/labmed/lmaa029. Review. PubMed PMID: 32533694.

Christenson RH, Duh SH, Mullins KE, LeClair MM, Grigorov IL, Peacock WF. Analytical and clinical characterization of a novel high-sensitivity cardiac troponin assay in a United States population. Clin Biochem. 2020 Sep;83:28-36. doi: 10.1016/j.clinbiochem.2020.05.014. Epub 2020 May 30. PubMed PMID: 32485169.

Mullins KE, Christenson RH. Optimal Detection of Acute Myocardial Injury and Infarction with Cardiac Troponin: Beyond the 99th Percentile, into the High-Sensitivity Era. Curr Cardiol Rep. 2020 Aug 4;22(9):101. doi: 10.1007/s11886-020-01350-w. Review. PubMed PMID: 32748286.

Amy C. Fleshman*, Kristin E. Mullins*, Jason W. Sahl*, Crystal M. Hepp, Nathan C. Nieto, Kristin Wiggins, Heidie Hornstra O’Neil, Daryl J. Kelly, Teik- Chye Chan, Sabine Dittrich, Daniel H. Paris, Paul Newton, Allen L. Richards, Talima Pearson. (2018) Comparative pan-genomic analyses of Orientia tsutsugamushi demonstrates the unprecedented extent to which gene duplication and divergence drive genomic diversity. Microb Genom. 4:9

Kristin E. Mullins, Alice N. Maina, Laura Krueger, Ju Jiang, Robert Cummings, Allan Drusys, Greg Williams, Major Dhillon, Allen L. Richards. (2018) Rickettsial Infections among Cats and Cat Fleas in Riverside County, California. Am J Trop Med Hyg, 99:2.291-296

Robert H. Christenson, Kristin Mullins, Show-Hong Duh. (2018) Validation of high-sensitivity performance for a United States Food and Drug Administration cleared cardiac troponin I assay. Clin Biochem 56: 4-10.

Alice N. Maina , Terry A. Klein, Heung-Chul Kim, Sung-Tae Chong, Yu Yang, Kristin Mullins, Ju Jiang, Heidi St. John, Richard G. Jarman, Jun Hang, Allen L. Richards. (2017) Molecular characterization of novel mosquito-borne Rickettsia from mosquitoes collected at the Demilitarized Zone of the Republic of Korea. PLOS One, 12:11. e0188327

Kristin E. Mullins*Jun Hang*, Robert J. Clifford*, Fatma Onmus-Leone, Yu Yang, Ju Jiang, Mariana Leguia, Matthew R. Kasper, Ciro Maguina, Emil P. Lesho, Richard G. Jarman, Allen Richards, David Blazes. (2017) Isolation and analysis of human pathogens causing verruga peruana in rural ancash region of Peru revealed a novel Bartonella phylogenetic lineage. Emerg Infect Dis, 23:3. 430-438

Jun Hang*, Kristin E Mullins*Robert J Clifford*, Fatma Onmus-Leone, Yu Yang, Ju Jiang, Mariana Leguia, Matthew R Kasper, Ciro Maguina, Emil P Lesho, Richard G Jarman, Allen Richards, David Blazes. (2015) Complete genome sequence of Bartonella ancashensis strain 20.00 isolated from the blood of a patient with verruga peruana. G Announcement: 3:e01217-15

Kristin E. Mullins, Jun Hang, Ju Jiang, Mariana Leguia, Matthew R. Kasper, Palmira Ventosilla, Ciro Maguiña, Richard G. Jarman, David Blazes, Allen Richards. (2015) Description of Bartonella ancashensis nov. isolated from the blood of two patients with verruga peruana. Int J Syst Evol Microbiol. 65:10. 3339-3343.

Kristin E. Mullins, Jun Hang, Ju Jiang, Mariana Leguia, Matthew R. Kasper, Ciro Maguiña, Richard G. Jarman, David L. Blazes, Allen L. Richards (2013) Molecular typing of Candidatus Bartonella ancashi, a new human pathogen causing verruga peruana . J Clin Microbiol. 51:11. 3865-3868.

David Blazes, Kristin Mullins, Bonnie Smoak, Ju Jiang, Jesus Gonzalez, Enrique Canal, Nelson Solarzano, Eric Hall, Rina Meza, Ciro Maguina, Todd Myers, Allen L. Richards, Larry Laughlin (2013) A novel Bartonella  agent as cause of verruga peruana. Emerg Infect Dis. 19:7. 1111-1114.

Review Articles:

Alison Luce-Fedrow, Marcie L. Lehman, Daryl J. Kelly, Kristin Mullins, Alice N. Maina, Richard L. Stewart, Hong Ge, Heidi St. John, Ju Jiang, Allen L. Richards. (2018) A Review of Scrub Typhus (Orientia tsutsugamushi and Related Organisms): Then, Now, and Tomorrow. Trop Med Infect Dis, 3(1): 8


Alison Luce-Fedrow, Kristin Mullins, Alex P. Kostik, Ju Jiang, Allen L. Richards (2015) Strategies for Detecting Rickettsiae and Diagnosing Rickettsial Diseases. Future Microbiol. 10:4.537-64.

Book Chapters:

Infectious Diseases of Livestock, JAW Coetzer, GR Thomson, NJ Maclachlan and M-L Penrith (Editors). AL Fedrow, KE Mullins, ML Lehman and RL Stewart, Lesser known rickettsial infections in animals and humans, 2019.


Soghier, Lamia M. (editor), Karen Fratantoni (contributing editor), Christine Reyes (contributing editor), and Kristin Mullins (assistant editor). Reference Range Values for Pediatric Care. 2019.