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Kristina Penniston, PhD

Surgical Services

Contact Dr. Penniston


(608) 265-9797

UW Medical Foundation Centennial Building
1685 Highland Ave
MADISON, WI 53705-2281

Kristina Penniston, PhD

Associate Scientist


  • PhD, University of Wisconsin-Madison, Madison, WI, 2004
  • Registered Dietitian (RD), post-baccalaureate internship completed at the University of Wisconsin Hospital and Clinics, Madison, WI, 1999
Professional Activities

In addition to her position as an Assistant Scientist at the UW Medical School, Dr. Penniston is a Clinical Nutritionist with UW Hospital and Clinics and provides medical nutrition therapy to patients with urologic diseases, such as kidney stones, prostate cancer, and other urinary tract conditions. Dr. Penniston has been the nutritionist for the UW Hospital Metabolic Stone Clinic since 1999. Additionally, Dr. Penniston:

  • is a preceptor for clinical nutrition interns at UW Hospital and Clinics (1999-present)
  • served as an invited expert reviewer for the American Dietetic Association “Nutrition Diagnosis Project” (2004-2005)
  • is a member of the American Society for Nutrition (2000-present)
  • is a member of the American Dietetic Association (1998-present)
  • is a member of the Research Dietetic Practice Group and the Oncology Practice Group of the American Dietetic Association (2003-present)
Honors and Awards
  • “First Author Paper Award,” American Dietetic Association Research Dietetic Practice Group (2005)
  • Preceptor award from dietetic interns of UW Hospital and Clinics Internship Program (2005 and 2004)
  • American Dietetic Association Foundation scholarship award (2003)
  • UW-Madison Department of Nutritional Sciences nominee for the Louis and Elsa Thomsen Wisconsin Distinguished Fellowship Award for graduate students in the College of Agriculture and Life Sciences (2003)

Research Interests

Dr. Penniston’s research interests include clinical nutrition research in kidney stones and prostate cancer. Specifically, she is interested in the efficacy of nutrition therapy in the prevention, management, and treatment of disease and on indicators of quality of life.

Recent Publications
  • Penniston KL, Wertheim ML, Nakada SY, Jhagroo RA. Factors associated with patient recall of individualized dietary recommendations for kidney stone prevention. Eur J Clin Nutr 2016 Sep; 70(9):1062-7.
    [PubMed ID: 27222155]
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  • Penniston KL, Sninsky BC, Nakada SY. Preliminary Evidence of Decreased Disease-Specific Health-Related Quality of Life in Asymptomatic Stone Patients. J. Endourol. 2016 May; 30 Suppl 1():S42-5.
    [PubMed ID: 26864746]
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  • Penniston KL, Nakada SY. Treatment expectations and health-related quality of life in stone formers. Curr Opin Urol 2016 Jan; 26(1):50-5.
    [PubMed ID: 26626885]
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  • Jhagroo RA, Wertheim ML, Penniston KL. Alkali replacement raises urinary citrate excretion in patients with topiramate-induced hypocitraturia. Br J Clin Pharmacol 2016 Jan; 81(1):131-6.
    [PubMed ID: 26297809, PMCID: 4693584]
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  • Streeper NM, Radtke AC, Penniston KL, McDermott JC, Nakada SY. Percutaneous Nephrolithotomy in Patients With BMI >50: Single Surgeon Outcomes and Feasibility. Urology 2016 Jan; 87():33-9.
    [PubMed ID: 26456745]
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  • Penniston KL. The nutrition consult for recurrent stone formers. Curr Urol Rep 2015 Jul; 16(7):47.
    [PubMed ID: 26025494]
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  • Sninsky BC, Nakada SY, Penniston KL. Does socioeconomic status, age, or gender influence appointment attendance and completion of 24-hour urine collections? Urology 2015 Mar; 85(3):568-73.
    [PubMed ID: 25733267]
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  • Penniston KL, Nakada SY. Editorial comment for Pérez-Fentes et al. J. Endourol. 2015 Jan; 29(1):17-8.
    [PubMed ID: 25192392]
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  • Penniston KL. Editorial comment. Urology 2014 Sep; 84(3):559-60.
    [PubMed ID: 25168534]
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  • Best SL, Sivalingam S, Penniston KL, Nakada SY. Radiographic and laboratory data ("the Megaprofile") can accurately guide medical management in the absence of stone analysis. J. Endourol. 2015 Mar; 29(3):357-61.
    [PubMed ID: 25025627]
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