University of California San Francisco | About UCSF | UCSF Benioff Children's Hospital San Francisco
Search Site | Find a Doctor

Julian Parer, Ph.D., M.D.


Dr. Julian Parer is a perinatologist in UCSF Women's Health at Parnassus. He specializes in maternal-fetal medicine and high-risk pregnancies and has extensive experience caring for pregnant women with pregnancy loss and premature delivery, medical illnesses and Rh disease as well as most other complications of pregnancy. In addition, he works with the Fetal Treatment Center at UCSF Benioff Children's Hospital. Together with all members of the obstetrical team, he is committed to enabling all of his patients to have as positive a pregnancy and birth experience as possible.

Parer earned a medical degree at the University of Washington in Seattle and completed a residency at the University of Southern California. He is board certified in obstetrics and gynecology as well as maternal-fetal medicine.


Obstetrics & Perinatal Specialties at Mission Bay — Fourth Street
1825 Fourth St., Third Floor
San Francisco, CA 94158
Phone: (415) 353-2566
Fax: (415) 353-2496

Hours: Monday to Friday
8 a.m. – 5 p.m.

Conditions & Treatments

More about Julian Parer

Additional Languages



University of Washington School of Medicine 1971


USC Medical Center, OB/GYN 1974

Selected Research and Publications

  1. Katsuragi S, Parer JT, Noda S, Onishi J, Kikuchi H, Ikeda T. Mechanism of reduction of newborn metabolic acidemia following application of a rule-based 5-category color-coded fetal heart rate management framework. J Matern Fetal Neonatal Med. 2015 Sep; 28(13):1608-13.
  2. Garite TJ, Nageotte MP, Parer JT. Should we really avoid giving oxygen to mothers with concerning fetal heart rate patterns? Am J Obstet Gynecol. 2015 Apr; 212(4):459.e1-3.
  3. Herrera EA, Macchiavello R, Montt C, Ebensperger G, Díaz M, Ramírez S, Parer JT, Serón-Ferré M, Reyes RV, Llanos AJ. Melatonin improves cerebrovascular function and decreases oxidative stress in chronically hypoxic lambs. J Pineal Res. 2014 Aug; 57(1):33-42.
  4. Clark SL, Nageotte MP, Garite TJ, Freeman RK, Miller DA, Simpson KR, Belfort MA, Dildy GA, Parer JT, Berkowitz RL, D'Alton M, Rouse DJ, Gilstrap LC, Vintzileos AM, van Dorsten JP, Boehm FH, Miller LA, Hankins GD. Intrapartum management of category II fetal heart rate tracings: towards standardization of care. Am J Obstet Gynecol. 2013 Aug; 209(2):89-97.
  5. Parrau D, Ebensperger G, Herrera EA, Moraga F, Riquelme RA, Ulloa CE, Rojas RT, Silva P, Hernandez I, Ferrada J, Diaz M, Parer JT, Cabello G, Llanos AJ, Reyes RV. Store-operated channels in the pulmonary circulation of high- and low-altitude neonatal lambs. Am J Physiol Lung Cell Mol Physiol. 2013 Apr 15; 304(8):L540-8.
  6. Salmeen KE, Parer JT. Preconceptional laparoscopic abdominal cerclage: a multicenter cohort study. Am J Obstet Gynecol. 2013 Apr; 208(4):335-6.
  7. Courtier J, Schauer GM, Parer JT, Regenstein AC, Callen PW, Glenn OA. Polymicrogyria in a fetus with human parvovirus B19 infection: a case with radiologic-pathologic correlation. Ultrasound Obstet Gynecol. 2012 Nov; 40(5):604-6.
  8. Katsuragi S, Ikeda T, Noda S, Onishi J, Ikenoue T, Parer JT. Immediate newborn outcome and mode of delivery: use of standardized fetal heart rate pattern management. J Matern Fetal Neonatal Med. 2013 Jan; 26(1):71-4.
  9. King TL, Laros RK, Parer JT. Interprofessional collaborative practice in obstetrics and midwifery. Obstet Gynecol Clin North Am. 2012 Sep; 39(3):411-22.
  10. Llanos AJ, Ebensperger G, Herrera EA, Reyes RV, Cabello G, Díaz M, Giussani DA, Parer JT. The heme oxygenase-carbon monoxide system in the regulation of cardiorespiratory function at high altitude. Respir Physiol Neurobiol. 2012 Nov 15; 184(2):186-91.
  11. Llanos AJ, Ebensperger G, Herrera EA, Reyes RV, Moraga FA, Parer JT, Giussani DA. Last word on point:counterpoint: high altitude is/is not for the birds! J Appl Physiol (1985). 2011 Nov; 111(5):1526.
  12. King TL, Parer JT. On electronic fetal heart rate monitoring. J Obstet Gynecol Neonatal Nurs. 2011 Nov-Dec; 40(6):669-71.
  13. Llanos AJ, Ebensperger G, Herrera EA, Reyes RV, Moraga FA, Parer JT, Giussani DA. Counterpoint: high altitude is not for the birds! J Appl Physiol (1985). 2011 Nov; 111(5):1515-8.
  14. Moraga FA, Reyes RV, Herrera EA, Riquelme RA, Ebensperger G, Pulgar VM, Parer JT, Giussani DA, Llanos AJ. Role of the a-adrenergic system in femoral vascular reactivity in neonatal llamas and sheep: a comparative study between highland and lowland species. Am J Physiol Regul Integr Comp Physiol. 2011 Oct; 301(4):R1153-60.
  15. Parer JT. Personalities, politics and territorial tiffs: a half century of fetal heart rate monitoring. Am J Obstet Gynecol. 2011 Jun; 204(6):548-50.
  16. Parer JT, King TL. Electronic fetal monitoring as a public health screening program: the arithmetic of failure [corrected]. Obstet Gynecol. 2011 Apr; 117(4):986; author reply 986-7.
  17. Llanos AJ, Ebensperger G, Herrera EA, Reyes RV, Pulgar VM, Serón-Ferré M, Díaz M, Parer JT, Giussani DA, Moraga FA, Riquelme RA. Fetal and postnatal pulmonary circulation in the Alto Andino. Placenta. 2011 Mar; 32 Suppl 2:S100-3.
  18. Parer JT, King TL. Fetal heart rate monitoring: the next step? Am J Obstet Gynecol. 2010 Dec; 203(6):520-1.
  19. Herrera EA, Riquelme RA, Ebensperger G, Reyes RV, Ulloa CE, Cabello G, Krause BJ, Parer JT, Giussani DA, Llanos AJ. Long-term exposure to high-altitude chronic hypoxia during gestation induces neonatal pulmonary hypertension at sea level. Am J Physiol Regul Integr Comp Physiol. 2010 Dec; 299(6):R1676-84.
  20. Parer JT, Hamilton EF. Comparison of 5 experts and computer analysis in rule-based fetal heart rate interpretation. Am J Obstet Gynecol. 2010 Nov; 203(5):451.e1-7.

Publications are derived from MEDLINE/PubMed and provided by UCSF Profiles, a service of the Clinical & Translational Science Institute (CTSI) at UCSF. Researchers can make corrections and additions to their publications by logging on to UCSF Profiles.