MichaelL.RitcheyMD

Urology • Phoenix, AZ

Pediatric Urology

Professor of Urology, Mayo Medical School

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Office
1920 E Cambridge Ave
Suite 302
Phoenix, AZ 85006
Phone+1 602-279-1697

Fax+1 602-264-0461
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Education & Training

San Antonio Uniformed Services Health Education ConsortiumResidency, Urology, 1980 - 1984
San Antonio Uniformed Services Health Education ConsortiumInternship, Transitional Year, 1979 - 1980
LSU School of Medicine in ShreveportClass of 1979

Certifications & Licensure

AZ State Medical License 2005 - 2025
TX State Medical License 1988 - 2009
MI State Medical License 1990 - 1994
LA State Medical License 1979 - 1987
MN State Medical License 1986 - 1987

Awards, Honors, & Recognition

Top Doctors:Arizona State Castle Connolly, 2013
Fellow (FAAP) American Academy of Pediatrics
Fellow (FACS) American College of Surgeons

Publications & Presentations

PubMed

5 citations
Outcomes based on histopathologic response to preoperative chemotherapy in children with bilateral Wilms tumor: A prospective study (COG AREN0534).
Murali M Chintagumpala, Elizabeth J Perlman, Brett Tornwall, Yueh-Yun Chi, Yeonil Kim, Fredric A Hoffer, John A Kalapurakal, Anne B Warwick, Robert C Shamberger, Geeti...> ;Cancer. 2022 Jul 1
26 citations
Impact of cyclophosphamide and etoposide on outcome of clear cell sarcoma of the kidney treated on the National Wilms Tumor Study-5 (NWTS-5).
Nita L. Seibel, Yueh-Yun Chi, Elizabeth J. Perlman, Jing Tian, Junfeng Sun, James R. Anderson, Michael L. Ritchey, Patrick R.M. Thomas, James S. Miser, John A. Kalapur...> ;Pediatric Blood & Cancer. 2019 Jan 1
69 citations
Results of the First Prospective Multi-institutional Treatment Study in Children With Bilateral Wilms Tumor (AREN0534): A Report From the Children's Oncology Group.
Peter F. Ehrlich, Yuen Y. Chi, Murali Chintagumpala, Fred A. Hoffer, Elizabeth J. Perlman, John A. Kalapurakal, Ann Warwick, Robert C. Shamberger, Geetika Khanna, Thom...> ;Annals of Surgery. 2017 Sep 1
4 citations
Patterns of Performance of Oncologic Surgery by North American Pediatric Urologists: A Report from the Pediatric Urologic Oncology Working Group of the Society for Ped...
Nicholas G. Cost, Jonathan H. Ross, Fernando A. Ferrer, Armando J. Lorenzo, Margarett Shnorhavorian, Jonathan C. Routh, Kathleen Kieran, Michael L. Ritchey> ;The Journal of Urology. 2017 May 1
3 citations
A Society for Pediatric Urology Workforce Survey on the Current Perceptions of Oncology Care by Pediatric Urologists: A Report from the Pediatric Urologic Oncology Wor...
Nicholas G. Cost, Fernando A. Ferrer, Armando J. Lorenzo, Margarett Shnorhavorian, Kathleen Kieran, Jonathan C. Routh, Michael L. Ritchey, Jonathan H. Ross> ;The Journal of Urology. 2017 Mar 1
3 citations
Work Relative Value Units Generated by Pediatric Urologists.
Barry A Kogan, Michael Ritchey, Paul Feustel> ;Urology Practice. 2016 Jan 1
5 citations
Feasibility of using CT volume as a predictor of specimen weight in a subgroup of patients with low risk Wilms tumors registered on COG Study AREN03B2: implications fo...
Fernando A. Ferrer, Conrad V. Fernandez, Geetika Khanna, Jeffrey S. Dome, Arlene Naranjo, Elizabeth Mullen, James I. Geller, Eric J. Gratias, Robert C. Shamberger, Mic...> ;Journal of Pediatric Urology. 2014 Oct 1
28 citations
Outcome of patients with Stage II/favorable histology Wilms tumor with and without local tumor spill: a report from the National Wilms Tumor Study Group.
Daniel M. Green, Norman E. Breslow, Giulio J. D'Angio, Marcio H. Malogolowkin, Michael L. Ritchey, Audrey E. Evans, J. Bruce Beckwith, Elizabeth J. Perlman, Robert C. ...> ;Pediatric Blood & Cancer. 2014 Jan 1
25 citations
Image Based Feasibility of Renal Sparing Surgery for Very Low Risk Unilateral Wilms Tumors: A Report from the Children’s Oncology Group
Fernando A. Ferrer, Nancy Rosen, Katherine W. Herbst, C. V. Fernandez, Geetika Khanna, Jeffrey S. Dome, Elizabeth Mullen, Kenneth W. Gow, Douglas C. Barnhart, Robert C...> ;The Journal of Urology. 2013 Nov 1
8 citations
OHVIRA with a twist: obstructed hemivagina ipsilateral renal anomaly with urogenital sinus in 2 patients.
Irene Ma, Amy Williamson, Dorothy H. Rowe, Michael L. Ritchey, Kathleen Graziano> ;Journal of Pediatric and Adolescent Gynecology. 2012 Apr 1
18 citations
Is adrenalectomy necessary during unilateral nephrectomy for Wilms Tumor? A report from the Children’s Oncology Group
Kathleen Kieran, James R. Anderson, Jeffrey S. Dome, Peter F. Ehrlich, Michael L. Ritchey, Robert C. Shamberger, Elizabeth J. Perlman, Daniel M. Green, Andrew M. Davidoff> ;Journal of Pediatric Surgery. 2013 Jul 1
Off-label or Off-limits?
Michael L. Ritchey> ;The Journal of Urology. 2013 Jul 1
Urology milestones.
Coburn M, Amling C, Bahnson RR, Dahm P, Kerfoot BP, King L, Lane B, Ritchey ML, Scales CD, Sundaram CP, Swing SR> ;J Grad Med Educ. 2013-03-01
66 citations
Clinicopathologic Findings Predictive of Relapse in Children With Stage III Favorable-Histology Wilms Tumor
Peter F. Ehrlich, James R. Anderson, Michael L. Ritchey, Jeffrey S. Dome, Daniel M. Green, Paul E. Grundy, Elizabeth J. Perlman, John A. Kalapurakal, Norman E. Breslow...> ;Journal of Clinical Oncology. 2013 Mar 20
17 citations
Outcomes of patients with revised stage I clear cell sarcoma of kidney treated in National Wilms Tumor Studies 1-5.
John A. Kalapurakal, Elizabeth J. Perlman, Nita L. Seibel, Michael L. Ritchey, Jeffrey S. Dome, Paul E. Grundy> ;International Journal of Radiation Oncology, Biology, Physics. 2013 Feb 1
42 citations
Primary nephrectomy and intraoperative tumor spill: Report from the Children's Oncology Group (COG) renal tumors committee
Kenneth W. Gow, Douglas C. Barnhart, Thomas E. Hamilton, Jessica J. Kandel, Mike K. Chen, Fernando A. Ferrer, Mitchell R. Price, Elizabeth Mullen, James I. Geller, Eri...> ;Journal of Pediatric Surgery. 2013 Jan 1
17 citations
Paediatric genitourinary cancers and late effects of treatment
Karim Thomas Sadak, Michael L. Ritchey, Jeffrey S. Dome> ;Nature Reviews. Urology. 2013 Jan 1
Clouds can lead to clear thinking.
Michael L. Ritchey> ;The Journal of Urology. 2012 Sep 1
21 citations
Pediatric urologic oncology.
Gwen M. Grimsby, Michael L. Ritchey> ;Pediatric Clinics of North America. 2012 Aug 1
62 citations
Lymph node involvement in Wilms tumor: results from National Wilms Tumor Studies 4 and 5
Kathleen Kieran, James R. Anderson, Jeffrey S. Dome, Peter F. Ehrlich, Michael L. Ritchey, Robert C. Shamberger, Elizabeth J. Perlman, Daniel M. Green, Andrew M. Davidoff> ;Journal of Pediatric Surgery. 2012 Apr 1
22 citations
Treatments and outcomes for end-stage renal disease following Wilms tumor
Yevgeny A. Grigoriev, Jane M. Lange, Susan M. Peterson, Janice R. Takashima, Michael L. Ritchey, Dicken S.C. Ko, James H. Feusner, Robert C. Shamberger, Daniel M. Gree...> ;Pediatric Nephrology. 2012 Mar 20
This month in pediatric urology.
Ritchey, M.L.> ;J Urol. 2012-03-01
3 citations
Pediatric Urology: A “Grown-Up” Subspecialty
Michael L. Ritchey> ;The Journal of Urology. 2012 Jan 1
This month in pediatric urology.
Ritchey, M.L.> ;J Urol. 2012-01-01
This Month in Pediatric Urology.
Ritchey, M.L.> ;J Urol. 2011-12-16
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Lectures

Comprehensive Anesthesiology Review
Cleveland Clinic - Cleveland, Ohio / The Cleveland Clinic Foundation, Cleveland, Ohio - 4/8/2013

Press Mentions

Phoenix Children's Ranked in All 10 Specialties by U.S. News & World Report's "Best Children's Hospitals"June 15th, 2021
Phoenix Children’s Named ‘Best Children’s Hospital’ in All 10 Ranked SpecialtiesJune 16th, 2020
Phoenix Children's Hospital to Clarify That Visitors Must Wear MasksJune 13th, 2020
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