Faculty Profile

Peter Dillon

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Peter Dillon, PhD, is a health care provider at University of Cincinnati Physicians.

Practice Location:
UC Health Psychiatry (Stetson Building)
260 Stetson Street
Suite 3200
Cincinnati, Ohio 45219

Clinical Specialties:
Psychiatry/Psychology, Child Psychiatry/Psychology, Adolescent Psychiatry/Psychology, Family Counseling, Collaborative Family Law, Divorce

To make an appointment, please call (513) 475-8000.


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  • Peter Dillon, PhD
  • Assistant Professor of Clinical Psychiatry
  • Academic Location:
    UC Department of Psychiatry and Behavioral Neuroscience
    PO Box 670559
    Cincinnati, OH 45267-0559
  • Clinical Location:
    UC Health Psychiatry (Stetson Building)
    260 Stetson Street, Suite 3200
    Cincinnati, OH 45219
  • Phone: (513) 558-7700
  • Email: peter.dillon@uc.edu

    Research/Clinical Interests:

  • Dr. Dillon conducts outpatient family, individual therapy and provides psychological assessment services. He also is involved in networking meetings and training for collaborative divorce through the Cincinnati Academy of Collaborative Professionals (CACP) and serves as Trustee on its board.

    Education/Credentials:

  • Doctorate: University of Virginia
  • Residency: Illinois Masonic Medical Center
  • Fellowship: University of Cincinnati/University Hospital

Peer Reviewed Publications (in chronological order):

  • Page, D., Dillon, P., Mueller, J., & Bartkow, M. (2010). (In Press). Quantification of herbicide removal in a constructed wetland using passive samplers and composite water quality monitoring. . Chemosphere , 81 (3) , 394-9.
  • Page, D., Dillon, P., Toze, S., Bixio, D., Genthe, B., Jiménez Cisneros, B. E., & Wintgens, T. (2010). (In Press). Valuing the subsurface pathogen treatment barrier in water recycling via aquifers for drinking supplies. . Water Research , 44 (6) , 1841-52.
  • Porcal, P., Koprivnjak, J., Molot, L. A., & Dillon, P. J. (2009). (In Press). Humic substances-part 7: the biogeochemistry of dissolved organic carbon and its interactions with climate change. . Environmental Science and Pollution Research International , 16 (6) , 714-26.
  • Morrato, E. H., Dillon, P., & Ziegler, M. (2008). (In Press). Surgical outcomes research: a progression from performance audits, to assessment of administrative databases, to prospective risk-adjusted analysis - how far have we come? . Current Opinion in Pediatrics , 20 (3) , 320-5.
  • Dillon, P., Hammermeister, K., Morrato, E., Kempe, A., Oldham, K., Moss, L., Marchildon, M., Ziegler, M., Steeger, J., Rowell, K., Shiloach, M., & Henderson, W. (2008). (In Press). Developing a NSQIP module to measure outcomes in children's surgical care: opportunity and challenge. . Seminars in Pediatric Surgery , 17 (2) , 131-40.
  • Metcalfe, T. L., Dillon, P. J., & Metcalfe, C. D. (2008). (In Press). Detecting the transport of toxic pesticides from golf courses into watersheds in the Precambrian Shield region of Ontario, Canada. . Environmental Toxicology and Chemistry / SETAC , 27 (4) , 811-8.
  • Ying, G., Toze, S., Hanna, J., Yu, X., Dillon, P. J., & Kookana, R. S. (2008). (In Press). Decay of endocrine-disrupting chemicals in aerobic and anoxic groundwater. . Water Research , 42 (4-5) , 1133-41.
  • Metcalfe, T., Dillon, P., & Metcalfe, C. (2007). (In Press). Detecting the Transport of Toxic Pesticides from Golf Courses into Watersheds in the Precambrian Shield Region of Ontario, Canada. . Environmental Toxicology and Chemistry / SETAC , 1.
  • Meier, A. H., Roth, L., Cilley, R. E., & Dillon, P. W. (2007). (In Press). Completely minimally invasive approach to restorative total proctocolectomy with j-pouch construction in children. . Surgical Laparoscopy, Endoscopy & Percutaneous Techniques , 17 (5) , 418-21.
  • Eimers, M. C., Watmough, S. A., Buttle, J. M., & Dillon, P. J. (2007). (In Press). Drought-induced sulphate release from a wetland in south-central Ontario. . Environmental Monitoring and Assessment , 127 (1-3) , 399-407.
  • Kelton, N., Molot, L. A., & Dillon, P. J. (2007). (In Press). Spectrofluorometric properties of dissolved organic matter from Central and Southern Ontario streams and the influence of iron and irradiation. . Water Research , 41 (3) , 638-46.
  • Winter, J. G., & Dillon, P. J. (2006). (In Press). Export of nutrients from golf courses on the Precambrian Shield. . Environmental Pollution (Barking, Essex : 1987) , 141 (3) , 550-4.
  • Pavelic, P., Dillon, P. J., & Nicholson, B. C. (2006). (In Press). Comparative evaluation of the fate of disinfection byproducts at eight aquifer storage and recovery sites. . Environmental Science & Technology , 40 (2) , 501-8.
  • Watmough, S. A., Aherne, J., Alewell, C., Arp, P., Bailey, S., Clair, T., Dillon, P., Duchesne, L., Eimers, C., Fernandez, I., Foster, N., Larssen, T., Miller, E., Mitchell, M., & Page, S. (2005). (In Press). Sulphate, nitrogen and base cation budgets at 21 forested catchments in Canada, the United States and Europe. . Environmental Monitoring and Assessment , 109 (1-3) , 1-36.
  • Watmough, S. A., Aherne, J., & Dillon, P. J. (2005). (In Press). Effect of declining lake base cation concentration on freshwater critical load calculations. . Environmental Science & Technology , 39 (9) , 3255-60.
  • Pavelic, P., Nicholson, B. C., Dillon, P. J., & Barry, K. E. (2005). (In Press). Fate of disinfection by-products in groundwater during aquifer storage and recovery with reclaimed water. . Journal of Contaminant Hydrology , 77 (4) , 351-73.
  • Watmough, S. A., Dillon, P. J., & Epova, E. N. (2005). (In Press). Metal partitioning and uptake in central Ontario forests. . Environmental Pollution (Barking, Essex : 1987) , 134 (3) , 493-502.
  • Pavelic, P., Nicholson, B. C., Dillon, P. J., & Barry, K. E. (2005). (In Press). Fate of disinfection by-products in groundwater during aquifer storage and recovery with reclaimed water. . Journal of Contaminant Hydrology , 77 (1-2) , 119-41.
  • Chinoy, M. R., Miller, S. A., Myers, R. L., Cilley, R. E., & Dillon, P. W. (2005). (In Press). Persistent vascular defects in lung allografts attributed to defective endogenous endothelial progenitors. . The Journal of Surgical Research , 124 (1) , 14-22.
  • Winter, J. G., & Dillon, P. J. (2005). (In Press). Effects of golf course construction and operation on water chemistry of headwater streams on the Precambrian Shield. . Environmental Pollution (Barking, Essex : 1987) , 133 (2) , 243-53.
  • Dillon, P. W., Jones, G. R., Bagnall-Reeb, H. A., Buckley, J. D., Wiener, E. S., & Haase, G. M. (2004). (In Press). Prophylactic urokinase in the management of long-term venous access devices in children: a Children's Oncology Group study. . Journal of Clinical Oncology : Official Journal of the American Society of Clinical Oncology , 22 (13) , 2718-23.
  • Watmough, S. A., Eimers, M. C., Aherne, J., & Dillon, P. J. (2004). (In Press). Climate effects on stream nitrate concentrations at 16 forested catchments in south central Ontario. . Environmental Science & Technology , 38 (8) , 2383-8.
  • Dillon, P. W., Cilley, R. E., Mauger, D., Zachary, C., & Meier, A. (2004). (In Press). The relationship of pulmonary artery pressure and survival in congenital diaphragmatic hernia. . Journal of Pediatric Surgery , 39 (3) , 307-12; discussion 3.
  • Ying, G., Kookana, R. S., & Dillon, P. (2003). (In Press). Sorption and degradation of selected five endocrine disrupting chemicals in aquifer material. . Water Research , 37 (15) , 3785-91.
  • Watmough, S. A., & Dillon, P. J. (2003). (In Press). Calcium losses from a forested catchment in south-central Ontario, Canada. . Environmental Science & Technology , 37 (14) , 3085-9.
  • Thomas, N. J., Lucking, S. E., Dillon, P. W., & Cilley, R. E. (2003). (In Press). Is the injured child different or just treated differently with respect to the development of multiple organ dysfunction syndrome? . The Journal of Trauma , 55 (1) , 181-2; author repy 1.
  • Watmough, S. A., & Dillon, P. J. (2003). (In Press). Mycorrhizal weathering in base-poor forests. . Nature , 423 (6942) , 823-4; discussion 82.
  • Jeffries, D. S., Clair, T. A., Couture, S., Dillon, P. J., Dupont, J., Keller, W., McNicol, D. K., Turner, M. A., Vet, R., & Weeber, R. (2003). (In Press). Assessing the recovery of lakes in southeastern Canada from the effects of acidic deposition. . Ambio , 32 (3) , 176-82.
  • Molot, L. A., & Dillon, P. J. (2003). (In Press). Variation in iron, aluminum and dissolved organic carbon mass transfer coefficients in lakes. . Water Research , 37 (8) , 1759-68.
  • Chen, Z., Pavelic, P., Dillon, P., & Naidu, R. (2002). (In Press). Determination of caffeine as a tracer of sewage effluent in natural waters by on-line solid-phase extraction and liquid chromatography with diode-array detection. . Water Research , 36 (19) , 4830-8.
  • Blewett, C. J., Hollenbeak, C. S., Cilley, R. E., & Dillon, P. W. (2002). (In Press). Economic implications of current surgical management of gastroesophageal reflux disease. . Journal of Pediatric Surgery , 37 (3) , 427-30.
  • Hollenbeak, C. S., & Dillon, P. W. (2002). (In Press). An introduction to economic evaluation for pediatric surgeons. . Seminars in Pediatric Surgery , 11 (1) , 55-9.
  • Dillon, Peter (In Press). Ground water replenishment with recycled water--an Australian perspective. . Ground Water , 47 (4) , 492-5.
  • Pavelic, P., Dillon, P. J., & Simmons, C. T. (In Press). Multiscale characterization of a heterogeneous aquifer using an ASR operation. . Ground Water , 44 (2) , 155-64.
  • Herczeg, A. L., Rattray, K. J., Dillon, P. J., Pavelic, P., & Barry, K. E. (In Press). Geochemical processes during five years of aquifer storage recovery. . Ground Water , 42 (3) , 438-45.
  • Arnott, S. E., Keller, B., Dillon, P. J., Yan, N., Paterson, M., & Findlay, D. (In Press). Using temporal coherence to determine the response to climate change in Boreal Shield lakes. . Environmental Monitoring and Assessment , 88 (1-3) , 365-88.
  • Arnott, S. E., Dillon, P. J., Somers, K., & Keller, B. (In Press). Inter- and intra-annual chemical variability during the ice-free season in lakes with different flushing rates and acid deposition histories. . Environmental Monitoring and Assessment , 88 (1-3) , 21-37.
  • Chawla, S., Boal, D. K. B., Dillon, P. W., & Grenko, R. T. (In Press). Splenic torsion. . Radiographics : A Review Publication of the Radiological Society of North America, Inc , 23 (2) , 305-8.
  • Winter, J. G., Somers, K. M., Dillon, P. J., Paterson, C., & Reid, R. A. (In Press). Impacts of golf courses on macroinvertebrate community structure in Precambrian shield streams. . Journal of Environmental Quality , 31 (6) , 2015-25.
  • Wright, M., Dillon, P., Pavelic, P., Peter, P., & Nefiodovas, A. (In Press). Measurement of 3-D hydraulic conductivity in aquifer cores at in situ effective stresses. . Ground Water , 40 (5) , 509-17.

Invited Presentations:

  • (2008). Collaborative Divorce: Therapists and Lawyers Working Together to Bring Dignity and Respect to the Divorce Process.
  • (2005). Divorce-Related Grief: Helping Parents Manage their Emotions after Divorce.
  • (2006). Minefields, Moats and Tower Walls: A Case Study of Defenses in the Treatment of a Self-injurious Teen.
Faculty Member
More Information

Department of Psychiatry and Behavioral Neuroscience

Mailing Address:
PO Box 670559
Cincinnati, OH 45267-0559

Office Location:
Stetson Building
260 Stetson Street
Suite 3200
Cincinnati, OH 45219

Phone: (513) 558-7700
Email: donna.niemeier@uc.edu