Director of Medical Toxicology and Assistant Professor
Emergency Medicine
Baylor College of Medicine
Houston, TX, US


Clinical Fellowship at Banner Good Samaritan Medical Center
Medical Toxicology
Residency at Vanderbilt University
Emergency Medicine
MD from Albany Medical College
MS from Long Island University - C.W. Post Campus
BA from Washington University
biology, psychology


American Board of Emergency Medicine
Medical Toxicology Sub-board, ABEM

Honors & Awards

-- Norton Rose Fulbright Faculty Excellence Award for Teaching & Evaluation
-- Norton Rose Fulbright Faculty Excellence Award for Educational Leadership
-- Baylor College of Medicine Early Career Faculty Excellence in Patient Care award
-- Baylor College of Medicine Emergency Medicine Interest Group M. Tyson Pillow Excellence in Education Award
-- 2017 "Friend of Pediatric Emergency Medicine Award" - Section of Emergency Medicine, Department of Pediatrics, Baylor College of Medicine and Texas Children's Hospital
-- Named one of Houstonia Magazine's Top Doctors - Toxicology 2018
-- Named one of Houstonia Magazine's Top Doctors - Emergency Medicine 2017
-- American College of Medical Toxicology 2017 Annual Spring Meeting Best Toxicology Investigators Consortium (ToxIC) Abstract - The Epidemiologic and Clinical Characteristics of Snakebites in the North American Snakebite Registry
-- Vanderbilt University School of Medicine Dean's Medal for Teaching
-- Alpha Omega Alpha
-- Magna cum laude, Albany Medical College
-- David Doran Trager Excellence in Surgery Award, Albany Medical College
-- Academic Achievement and Community Service Award, C.W. Post campus, Long Island University

Professional Interests

  • Envenomations
  • Alcohol withdrawal
  • Salicylate toxicity
  • Anticonvulsant toxicity

Professional Statement

Dr. Greene is the Director of the Medical Toxicology consultation services for Baylor College of Medicine. He also serves as a staff member of the National Snakebite Support Group. He has been the course director for the annual Houston Venom Conference since 2013 and previously directed the American College of Medical Toxicology's Natural Toxins Academy.

Selected Publications

  • Greene SC, O'Connor A. "Carbamazepine Toxicity." Up-to-Date.
  • Greene S, Harris C, Singer J. "Gastrointestinal Decontamination of the Poisoned Patient." Pediatr Emerg Care. 2008 March
  • Greene SC. "Cnidaria Envenomations." Medscape.
  • Andrabi S, Greene S, Moukaddam N, Li B. "New drugs of abuse and withdrawal syndromes." Emerg Med Clin North Am. 2015 November;33(4):779-95.
  • Greene SC, White NR. "Young woman with cardiac arrest: defatting dermatitis." Ann Emerg Med. 2014 September;64(3):231, 247.
  • Hiller K, Viscusi C, Beskind D, Bradshaw H, Berkman M, Greene S. "Cost of an acting intern: clinical productivity in the academic emergency department.." J Emerg Med. 2014 August;47(2):216-22.
  • Greene SC, Noonan PK, Sanabria C, Peacock WF. "An Open-Label, Randomized, Single-Dose, Crossover Relative Bioavailability Study of Effervescent N-Acetylcysteine Tablets versus Oral Solution N-Acetylcysteine in Fasting Healthy Adult Subjects." Current Therapeutic Research. 2016
  • Aceves J, Nguyen T, Greene S, Moukaddam N, Tucci V.. "Dangerous Assumptions of Psychosis: A Near-Missed Case of Chronic Aspirin Toxicity.." SAS Journal of Medicine. 2016;2(2):35-9.
  • Greene S. "Hydroxocobalamin for Cyanide Poisoning." Emergency Medicine Evidence: the Practice Cha. 2015
  • Adair, Austin, Spencer C. Greene, Christopher S. Greeley, Ryan D. Coleman, and Lara S. Shekerdemian. "Synthetic Cannabinoid Exposure: a new risk for children?." Clin Pediatr. 2016;55(11):1075-77.. Pubmed PMID: 27550872
  • Veronica Tucci, Syed Moiz Ahmed, David R. Hoyer Jr, Spencer Greene and Nidal Moukaddam. "Stabilizing Intentional Overdoses in Freestanding Emergency Departments: A Good Idea?." J Gen Emerg Med. 2017 January;2(1)
  • Gerardo CJ, Quackenbush E, Lewis B, Rose R, Greene S et al.. "The Efficacy of Crotalidae Polyvalent Immune Fab (Ovine) Antivenom Versus Placebo Plus Optional Rescue Therapy on Recovery From Copperhead Snake Envenomation: A Randomized, Double-Blind, Placebo-Controlled, Clinical Trial." Ann Emerg Med. 2017
  • Greene S, AufderHeide E, French-Rosas L. "Toxicologic Emergencies in Patients with Mental Illness: When Medications Are No Longer Your Friends." Psych Clin NA. 2017
  • Ruha, AM, Kleinschmidt KC, Greene S, Spyres MB et al.. "The Epidemiology, Clinical Course, and Management of Snakebites in the North American Snakebite Registry." J Med Toxicol. 2017
  • Greene S, Galdamez L, Tomasheski R. "White-Lipped Tree Viper (Cryptelytrops albolabris) Envenomation in an American Viper Keeper." J Emerg Med. 2017 October 25 Pubmed PMID: 29102099
  • Greene S, Carey J. "Puss Caterpillar Envenomation: Erucism Mimicking Appendicitis in a Young Child." Pediatr Emerg Care. 2018
  • Greene SC, Halmer T, Carey JM, Rissmiller BJ, Musick, MA. "Theophylline Toxicity: An Old Poisoning for a New Generation of Physicians." Turk J Emerg Med. 2018 March;18(1):37-9.
  • Galdamez L, Greene S. "Occult Valproic Acid Toxicity Unmasked After Physostigmine Administration." SAS J Med. 2017 December;3(12):335-8.
  • Labarinas S, Meulmester K, Greene S et al.. "Extracorporeal Cardiopulmonary Resuscitation after Diphenhydramine Ingestion." J med Toxicol. 2018
  • Anderson VE, Gerardo CJ, Rapp-Olsson M, Bush SP, Mullins ME, Greene S, Toschlog EA, Quackenbush E, Rose SR, Schwartz RB, Charlton NP, Lewis B, Kleinschmidt KC, Sharma K, Lavonas EJ. "Early administration of Fab antivenom resulted in faster limb recovery in copperhead snake envenomation patients." Clin Toxicol. 2018
  • Mullins ME, Gerardo CJ, Bush SP, Rose SR, Greene S, Quackenbush EB, Lewis B, Anderson VE, Kleinschmidt KC, Schwartz RB, Charlton NP, Toschlog EA, Sharma K, Denning DA, Lavonas EJ.. "Adverse Events in the Efficacy of Crotalidae Polyvalent Immune Fab Antivenom vs Placebo in Recovery from Copperhead Snake Envenomation." Southern Med J. 2018 December;111(12):716-20..
  • Gerardo CJ, Vissoci JRN, de Oliveira LP, Anderson VE, Quackenbush E, Lewis B, Rose SR, Greene S, Toschlog EA, Charlton NP, Mullins ME, Schwartz R, Denning D, Sharma K, Kleinschmidt K, Bush SP, Brandehoff NP, Lavonas EJ.. "The validity, reliability and minimal clinically important difference of the patient specific functional scale in snake envenomation.." PLOS ONE. 2019 March;14:e0213077.


American College of Medical Toxicologists
American Academy of Clinical Toxicology
American College of Emergency Physicians
Alpha Omega Alpha
East Texas Herpetological Society
American Academy of Emergency Medicine
Southwest Center for Herpetological Research