Hernan Altamar

Hernan Altamar

Harnan Altamar

Name: Hernan O. Altamar, M.D.

Department of Primary Appointment: Surgery
Position: USU Faculty
Title: Assistant Professor of Surgery, Uniformed Services Univesity of the Health Sciences Specialty Leader for Urology to Chief, Bureau of Medicine and SUrgery

Email: hernan.altamar@usuhs.edu (link sends e-mail)
Office Phone: (301) 295-4275
Fax Number: (301) 400-2320





USU - Walter Reed Department of Surgery


Endourology/Minimally Invasive Urologic

Clinical Interests

Kidney Stone Disease
Upper Urinary Tract Reconstruction
Genitourinary Cancer


Walter Reed National Military Medical Center

Medical Education

MD, Uniformed Services University of the Health Sciences
Internship, Naval Medical Center San Diego
Residency, Naval Medicine Center San Diego
Fellowship, Vanderbilt University Medical Center

Board Certification

Diplomate, American Board of Urology 

Insurances Accepted




1993: US Naval Academy; BS in Chemistry
1997: Uniformed Services Univeristy of the Health Sciences; MD in Medicine


1998: Internship in Basic Surgery, Naval Medicine Center San Diego
2006: Resident in Urology, Naval Medicine Center San Diego
2010: Fellowship in Endourology/Laparoscopy/Robotic Surgery, Vanderbilt University Medical Center

Department Head of Urology/Staff Urologist, Naval Hospital Guam, 2006 - 2008
Surgery Clerkship Director, Uniformed Services University of the Health Sciences, MD, 2010 - 2011
Medical Director of Healthcare Operations, Walter Reed National Military Medical Center, 2011 - present

Commander Hernán Altamar received his commission from the US Naval Academy in 1993 and attended the Uniformed Services University of the Health Sciences (USUHS). He received his medical degree in 1997. He completed an internship in Surgery and residency in Urology at Naval Medical Center San Diego. From 2006-2008, he was the department head of the Urology Service at US Naval Hospital Guam. From 2008 to 2010, he pursued training at Vanderbilt University Medical Center, completing a fellowship in Endourology/Laparoscopy/Robotic Surgery. He arrived to USUHS and NNMC Bethesda in 2010, and is currently one of two minimally invasive urologic surgery specialists at Walter Reed National Military Medical Center (WRNMMC). CDR Altamar is board certified in Urology by the American Board of Urology and Endourology by the Endourological Society. He has published in the fields of Endourology and laparoscopic and robotic urological surgery. He is currently the Navy Specialty Leader for Urology to Chief, BUMED.


- Kidney Stone Disease
- Urinary Tract/GU Trauma
- Augmented Reality in Surgery
- Surgical Education (Simulation and Training)


1st Author, Kidney Deformation and Intraprocedural Registration: A Study of Elements of Image-Guided Kidney Surgery; Journal of Endourology, April 2010

1st Author, The Current Status Of Robot-Assisted Laparoscopic Prostatectomy; Current Opinion in Urology. 20(1):56-59, January 2010

1st Author, Management of Kidney Stones in Pregnancy; AUA Update Series 2009, Volume 29, Lesson 35

1st Author; Case Report, Profound Anemia From Duodenal Invasion of Metastatic Testicular Seminoma – Journal of Urology, January 2004

2nd Author, Comparison and assessment of semi-automatic image segmentation in computed tomography scans for image-guided kidney surgery; Med Phys. 2011 Nov; 38(11):6265-74.

2nd Author, Intraoperative Retrograde Ureteral Stent Placement and Manipulation During Laparoscopic Pyeloplasty Without Need for Repositioning; Journal of Endourology,  October 2010

2nd Author, Selective renal parenchymal clamping in robotic partial nephrectomy: initial experience; Urology, September 2010

2nd Author, Case Report, Retroperitoneoscopic Radical Nephrectomy for Renal Cell Carcinoma During Twin Pregnancy – Journal of Endourology, July 2007

Co-author, A multicenter comparison of the safety and effectiveness of ureteroscopic laser lithotripsy in obese and normal weight patients; Journal of Endourology. 2013 Jun; 27(6): 710-4.

Co-author, Sealed bladder cuff technique during laparoscopic nephroureterectomy utilizing the LigaSure™ Electrosurgical Device: Laboratory and Clinical Experience; Journal of Endourology. March 2010, 24(3): 327-332.

View Dr. Altamar's other publications on PubMed

Contact Information

Walter Reed NMMC
Department of Urology
8930 Brown Drive
Bethesda, Maryland 20889
Phone: (301) 295-4270
Fax: (301) 400-2320