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Margarita Johnston, M.D.

providers Margarita Johnston, M.D. Urology Clinics of North Texas
Margarita Johnston, M.D.
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Margarita Johnston, M.D.

Diplomate, American Board of Urology

Medical School:

  • Rosalind Franklin University of Medicine and Science (formerly the Finch University of Health Sciences)/ The Chicago Medical School, North Chicago, IL. 1996-2000

Specialty Training:

  • Resident, Urology, Medical College of Wisconsin Affiliated Hospitals, Milwaukee, WI, 2000-2005
  • Fellow, Female Urology and Female Sexual Dysfunction, Mentor: Dr. Jennifer Berman, University of CA, Los Angeles, Los Angeles, CA, 2005-2006
  • Fellow, Male Infertility and Male Sexual Dysfunction, Mentor: Dr. Jay Sandlow and Dr. Peter Langenstroer, Medical College of Wisconsin, Milwaukee, WI, 2006-2007
  • Miami Project, Spinal Cord Infertility, Miami, FL 2006

Other Education:

  • B.S., University of California—Davis. Davis, CA, 1989-1993
  • M.S., Rosalind Franklin University of Medicine and Science (formerly the Finch University of Health Sciences)/The Chicago Medical School, North Chicago, IL, 1996-2000


  • Texas, 1990

Board Certification:

  • American Board of Urology


  • Tagalog

Honorary Memberships / Awards:

  • Dean’s Honor List-University of CA—Davis 1989-1993
  • Edward Frank Kraft Scholarship Award 1989-1990
  • Joseph Bonnheim Scholarship Award 1989-1991
  • Henry W. Seale Scholarship Award 1991-1992
  • Luther and Marie Davis Scholarship Award 1991-1992
  • Golden Key National Honor Society 1989-1992
  • Phi Sigma, Biological Honor Society, Gamma Delta Chapter 1992-1994
  • Honor Society of Phi Kappa Phi 1992-1993
  • President Undergraduate Fellowship Award Recipient-University of CA—Davis 1992
  • Minority Scholars Honors Program 1992
  • Howard Hughes Summer Honors Advanced Research Program Fellowship: Mutagenesis Screening of Drosophila Genome around the IMP-E1Gene Function 1992
  • Wisconsin Urologic Annual Meeting—First Place Award: Accurate Prostate Biopsy after Abdominal Perineal Resection and Cryosurgery after Abdominal Perineal Resection. 2002
  • Wisconsin Urologic Annual Meeting—Second Place Award: Ureteral Stenting in Urinary Diversion: Indicated or Contraindicated?
  • SSMR Traveling Fellowship Award 2003
  • Wisconsin Urologic Annual Meeting—Second Place Award: Repeat Vasectomy Reversal Yields High Success Rates. 2004
  • Honorarium: AUA Resident Reporter for the Sexual Medicine Society of North America—Sexual Function/Dysfunction/ Andrology: Basic science research, discussed posters. 2004
  • 2nd Place: Abstract Presentation. Hormonal Contraception as the Inciting Factor for Lower Urinary Tract Symptoms: A Case Study. Wisconsin Urological Society. 2007

Professional Societies:

  • American Urology Society
  • Society of Women in Urology
  • The International Pelvic Pain Society
  • International Society for the Study of Women’s Sexual Health
  • Sexual Medicine Society pf North America


  • Chavez VM, Marques G, Delbecque JP, Kobayashi K, Hollingsworth MR, Burr J, Natzle JE, and O’Connor M. The Drosophila disembodied gene controls late embryonic morphogenesis and codes for a cytochrome p450 enzyme that regulates embryonic ecdysone levels. Development Supplement 127 (19): 4115-26. Oct 2000.
  • Hollingsworth MR, Guralnick M, Begun F, and Langenstroer P. “Ureteral stenting in urinary diversions: indicated or contraindicated?” J Urol 2003; 169 (Suppl 4):105
  • Hollingsworth MR, Quiroz F, and Guralnick ML. The Management of Retained Foley Catheters. Can J of Urol 11(1): 1749-1752. Feb 2004.
  • Hollingsworth MR, Berman J. Androgens and Female Sexual Dysfunction. Sexuality, Reproduction & Menopause: A Publication of the American Society for Reproductive Medicine 4:27-32, 2006.
  • Hollingsworth MR, Sandlow JI, Schrepferman CG, Brannigan RE, and Kolettis PN. Repeat Vasectomy Reversal Yields High Success Rates. Fertility & Sterility, July, 2007
  • Payne R, O’Connor RC, Johnston M, Guralnick ML. Endoscopic ablation of Hunner’s lesions in interstitial cystitis patients. Can Urol Assoc J 2009; 3(6): 473.
  • Kidney stones
  • Erectile dysfunction
  • Low testosterone
  • Enlarged prostate
  • Stress urinary incontinence (male & female)
  • Overactive bladder
  • Infertility
  • Bladder cancer
  • Prostate cancer
  • Urethral stricture
  • Peyronie’s disease
  • Vasectomy
  • Vasectomy reversal
  • GreenLight laser prostatectomy
  • Sling for stress urinary incontinence
  • Xiaflex
  • Pyeloplasty
  • Rezum
  • Inflatable penile prosthesis (IPP)
  • Urolift