Roger Zoorob, M.D., MPH, FAAFP

Richard M. Kleberg, Sr. Professor and Chair

Positions

Richard M. Kleberg, Sr. Professor and Chair: Family & Community Medicine - Chairman's Office
Baylor College of Medicine
Houston, Texas, United States

Chair: BCM Faculty Appointments and Promotions Committee
Baylor College of Medicine
Houston, Texas, United States

Member: Dan L. Duncan Comprehensive Cancer Center Prevention and Population Sciences Program
Baylor College of Medicine
Houston, Texas, United States

Addresses

Department of Family and Community Medicine (Office): 3701 Kirby Drive, Suite 600
Houston, TX, 77098
United States
bcm.edu/departments/family-and-community-medicine

Education

Fellowship at University of Kentucky: 06/1995 - Lexington, Kentucky, United States; Faculty Development in Family Medicine

Residency at Anderson Memorial Hospital: 06/1992 - Anderson, South Carolina, United States; Family Medicine

MPH from American University of Beirut: 06/1988 - Beirut, Lebanon

Residency at American University of Beirut: 06/1988 - Beirut, Lebanon; Family Medicine

MD from American University of Beirut: 06/1985 - Beirut, Lebanon

Certifications

Board Certified Physician: American Board of Family Medicine

Professional Interests

Cancer Control & Prevention
Community Engaged Research
Substance Use Disorders
Chronic Disease Management
Antibiotic Stewardship
Faculty Development

Professional Statement

I am the Richard M. Kleberg, Sr. Professor and Chair of Family and Community Medicine (FCM) at Baylor College of Medicine. FCM is dedicated to continually improving primary care services through comprehensive training and research. I am committed to working with various teams on lung cancer prevention and screening, tobacco cessation, alcohol and opiate use disorders, community engagement, antibiotic stewardship, and physician and researcher training. I further oversee FCM faculty and staff who provide exceptional patient care across numerous private clinics and centers throughout Greater Houston. We also focus on educating and mentoring our residents, fellows, and medical students interested in family medicine.

Websites

VIICTR Profile

NCBI Bibliography

Selected Publications

Collazo A, Haltom TM, Luna Rodriguez J, Olmeda K, Mancera A, Faustinella F, Paasche-Orlow MK, Landis-Lewis Z, Zoorob R, Trautner BW, Grigoryan L.. " Patient and healthcare professionals' perceptions of educational tools to reduce urine culture contamination in outpatient clinics: A qualitative study " Antimicrob Steward Healthc Epidemiol. 2026 Mar 9; 6 (1) : e57.
Pubmed PMID: 41822787.
Kim-Vences SIH, Nguyen J, Hirth JM, Suen KP, Keough CA, Zoorob R, Kowalchuk AA.. " Training in medications for opioid use disorder and buprenorphine prescribing in the post X-waiver era: Insights from a nationwide, multispecialty survey " Prev Med. 2026 Feb ; 203 : 108485.
Pubmed PMID: 41371368.
Collazo A, Wermuth P, Luna Rodriguez J, Olmeda K, Mancera A, Faustinella F, Paasche-Orlow MK, Zoorob R, Trautner BW, Grigoryan L.. " 'In Texas, everybody wants antibiotics': reducing inappropriate antibiotic expectations and use with a provider-patient communication tool in primary care " Fam Med Community Health. 2025 Nov 11; 13 (4) : e003628.
Pubmed PMID: 41218913.
Valentine-King M, Trautner BW, Hansen MA, Zoorob R, Danek LCK, Muldrew K, Hudson F, Atmar RL, Grigoryan L.. " Clinical factors and diagnoses associated with inappropriate urine culture ordering in primary care " Infect Control Hosp Epidemiol. 2025 Oct 21; 1-8.
Pubmed PMID: 41117126.
Collazo A, Grigoryan L, Jiang C, Zoorob R, Trautner BW, Skelton F.. " Physiologic differences in vital signs and urine tests in spinal cord injury and the effects on urinary tract infection diagnosis " Am J Phys Med Rehabil. 2026 Feb 1; 105 (2) : 97-103.
Pubmed PMID: 40856495.
Laytner LA, Chen P, Trautner BW, Nash S, Collazo A, Faustinella F, Olmeda K, Mancera A, Zoorob R, Paasche-Orlow MK, Grigoryan L.. " 'Antibiotics are like gold': A qualitative study of patient perspectives on the use of antibiotics without a prescription " BMJ Public Health. 2025 Jun 3; 3 (1) : e002421.
Pubmed PMID: 40521333.
Collazo A, Amenta E, Olmeda K, Valentine-King M, Laytner L, Mancera A, Zoorob R, Paasche-Orlow MK, Street RL Jr, Trautner BW, Grigoryan L.. " A screening question to assess risk of using antibiotics without a prescription: A diagnostic study " BMC Prim Care. 2025 Apr 15; 26 (1) : 111.
Pubmed PMID: 40234795.
Mahony WL, Ostovar-Kermani T, Gonzalez S, Zoorob R, Rupp RE, Hirth J.. " Non-physician healthcare workers during COVID-19 pandemic and association between work-related factors, perceived stress, depressive symptoms, and fatigue " Disaster Med Public Health Prep. 2024 Oct 30; 18 : e242.
Pubmed PMID: 39473386.
Laytner LA, Trautner BW, Nash S, Zoorob R, Okoh JO, Amenta E, Olmeda K, Salinas J, Paasche-Orlow MK, Grigoryan L.. " Lack of knowledge of antibiotic risks contributes to primary care patients' expectations of antibiotics for common symptoms " Ann Fam Med. 2024 Sep ; 22 (5) : 421-425.
Pubmed PMID: 39313338.
Laytner LA, Trautner BW, Nash S, Faustinella F, Zoorob R, Olmeda K, Paasche-Orlow MK, Grigoryan L.. " Situations predisposing primary care patients to use antibiotics without a prescription in the United States " Antimicrob Steward Healthc Epidemiol. 2024 Sep 9; 4 (1) : e121.
Pubmed PMID: 39257427.
Zoorob R, Quinlan JD.. " Cannabis use during pregnancy " Fam Pract Manag. 2024 Jul 15; 31 (4) : 19-21.
Zoorob R, Kim-Vences S, Hirth JM, Schaper K, Grigoryan L, Gonzalez S, Kowalchuk A.. " Asynchronous online training increased knowledge, confidence, and intent to screen and treat substance use disorders among primary care clinicians practicing in Texas " Prev Med. 2024 Aug ; 185 : 108038.
Pubmed PMID: 38857769.
Kowalchuk A, Ostovar-Kermani TG, Schaper K, Grigoryan L, Hirth JM, Mejia MC, Spooner KK, Zoorob RJ.. " Factors associated with intention to implement SBI and SUD treatment: A survey of primary care clinicians in Texas enrolled in an online course " BMC Prim Care. 2024 May 28; 25 (1) : 192.
Pubmed PMID: 38807054.
Kowalchuk A, Gonzalez SJ, Zoorob RJ.. " Substance misuse in adults: A primary care approach " Am Fam Physician. 2024 May 15; 109 (5) : 430-440.
Valentine-King M, Hansen MA, Zoorob R, Schlueter M, Matas JL, Willis SE, Danek LCK, Muldrew K, Zare M, Hudson F, Atmar RL, Chou A, Trautner BW, Grigoryan L.. " Determining a urinary-specific antibiogram and risk factors of trimethoprim/sulfamethoxazole, ciprofloxacin and multidrug resistance among Enterobacterales in primary care " J Antimicrob Chemother. 2024 Mar 1; 79 (3) : 559-563.
Pubmed PMID: 38217846.
Hansen MA, Hirth J, Zoorob R, Langabeer J.. " Demographics and clinical features associated with rates of electronic message utilization in the primary care setting " Int J Med Inform. 2024 Mar ; 183 : 105339.
Pubmed PMID: 38219417.
Valentine-King MA, Trautner BW, Zoorob RJ, Salemi JL, Gupta K, Grigoryan L.. " Predicting antibiotic susceptibility among patients with recurrent urinary tract infection using a prior culture " J Urol. 2024 Jan ; 211 (1) : 144-152.
Pubmed PMID: 37820311.
Hirth JM, Gonzalez SJ, Zoorob R.. " The social context: Social and behavioral factors that affect health outcomes " Prim Care. 2023 Dec ; 50 (4) : 601-620.
Pubmed PMID: 37866834.
Levine RS, Levine EM, Rubenstein A, Muppala V, Mejia MC, Gonzalez S, Zoorob RJ, Hennekens CH, Wood SK.. " Continuing alarming increases in suicide in American youths: Clinical and research challenges " Ann Pediatr Child Health. 2023 Apr 19; 11 (2) : 1301.
Hansen MA, Chen R, Hirth J, Langabeer J, Zoorob R.. " Impact of COVID-19 lockdown on patient-provider electronic communications " J Telemed Telecare. 2023 Jan 19; 1357633X221146810.
Pubmed PMID: 36659875.
Kowalchuk A, Gonzalez SJ, Zoorob RJ.. " Anxiety disorders in children and adolescents " Am Fam Physician. 2022 Dec ; 106 (6) : 657-664.
Pubmed PMID: 36521463.
Hansen MA, Valentine-King M, Zoorob R, Schlueter M, Matas JL, Willis SE, Danek LCK, Muldrew KL, Zare M, Hudson F, Atmar RL, Chou A, Trautner BW, Grigoryan L.. " Prevalence and predictors of urine culture contamination in primary care: A cross-sectional study " Int J Nurs Stud. 2022 Oct 1; 134 : 104325.
Pubmed PMID: 35914376.
Mejia MC, Zoorob R, Gonzalez S, Mosqueda M, Levine R.. " Key informants' perspectives on implementing a comprehensive lung cancer screening program in a safety net healthcare system: Leadership, successes, and barriers " J Cancer Educ. 2022 Aug 1; 37 (4) : 1144-1151.
Pubmed PMID: 33417096.
Mejia MC, Zoorob R, Levine RS, Huang X, Hennekens CH.. " Cross-sectional survey of smoking patterns during the COVID-19 pandemic in a tobacco cessation and lung cancer screening program " Ochsner J. 2022 Mar ; 22 (1) : 48-60.
Pubmed PMID: 35355638.
Ecker A, Berenson AB, Gonzalez SJ, Zoorob R, Hirth JM.. " Depression among medical students in the United States during the COVID-19 pandemic: The role of communication between universities and their students " Disaster Med Public Health Prep. 2022 Mar 4; 1-8.
Pubmed PMID: 35241197.
Zoorob RJ, Mejia MC, Matas J, Wang H, Salemi JL, Levine R.. " Smoking history and adherence to cancer-related recommendations in a primary care setting " Transl Behav Med. 2022 Feb 16; 12 (2) : 362-367.
Pubmed PMID: 34918162.
Agana-Norman DFG, Hansen MA, Zoorob R, Liaw W, Salemi JL.. " Salary differences between schools of medicine and schools of public health for nonclinical PhD faculty: A case study of one large multicampus university system " J Public Health Manag Pract. 2022 Jan ; 28 (1) : E96-E99.
Pubmed PMID: 33346581.
Walia N, Gonzalez S, Zoorob R.. " A systematic review of the use of St. John's Wort for smoking cessation in adults " Cureus. 2021 Oct 14; 13 (10) : e18769.
Pubmed PMID: 34796061.
Walia N, Matas J, Turner A, Gonzalez S, Zoorob R.. " Yoga for substance use: A systematic review " J Am Board Fam Med. 2021 Sep ; 34 (5) : 964-973.
Pubmed PMID: 34535521.
Grigoryan L, Zoorob R, Germanos G, Sidani M, Horsfield M, Khan F, Zare M, Goebel M, Atmar R, Trautner B.. " Case-based audit and feedback around a decision aid improved antibiotic choice and duration for uncomplicated cystitis in primary care clinics " Fam Med Community Health. 2021 Jul ; 9 (3) : e000834.
Pubmed PMID: 34244304.
Sarkar A, Aggarwal A, Grigoryan L, Nash SG, Mehrotra N, Zoorob RJ, Huang WY.. " Improving student confidence with electronic health record order entry " PRiMER. 2021 Jul 2; 5 (23)
Pubmed PMID: 34286226.
Mogos MF, Salemi JL, Modak S, Zoorob RJ, Piano MR.. " Hospital- and patient-level characteristics associated with unplanned readmissions and in-patient mortality in men and women with alcoholic cardiomyopathy " J Stud Alcohol Drugs. 2021 Apr ; 82 (2) : 257-268.
Pubmed PMID: 33823973.
Wang H, Mejia MC, Gonzalez SJ, Zoorob RJ, Chai W, Du XL.. " Cancer incidence and survival trends among infants in the United States from 1975 to 2014 " Pediatr Blood Cancer. 2021 Apr ; 68 (4) : e28917.
Pubmed PMID: 33470510.
Zoorob RJ, Levine RS, Hennekens CH.. " Smoking cessation and hospitalized patients: A missed opportunity to avoid premature deaths " Ochsner J. 2021 Mar ; 21 (1) : 10-13.
Pubmed PMID: 33828420.

Memberships

Annals of Family Medicine Board of Directors: Former President

American Academy of Family Physicians: Fellow

Texas Academy of Family Physicians: Member

Association of Department Chairs of Family Medicine: Member

American Association of Medical Colleges: Member

Funding

Expansion of the Lung Cancer Screening and Tobacco Control (LCTC) Network to Rural and Medically Underserved Populations #PP260006: $2,444,560.00 (12/01/2025 - 11/30/2030); Grant funding from CPRIT

Texas Comprehensive Access & Resources for Early Lung Cancer Prevention (TEX-CARE) #PP250018: $449,929.00 (12/01/2024 - 11/30/2027); Grant funding from CPRIT

Consortium for Translational and Precision Health – The Community and Stakeholder Engagement Module #UM1TR004539: $4,543,939.00 (09/01/2024 - 07/31/2031); Grant funding from NIH/NCATS

EmpowHer #H79TI086801: $2,500,000.00 (09/30/2023 - 09/29/2028); Grant funding from SAMHSA

T32: National Research Service Award in Primary Care #HP10031: $1,921,275.00 (07/01/2021 - 06/30/2026); Grant funding from HRSA