General Practitioners

• Primary Care
• Male Infertility
  A Bay Area native, Dr. Pan completed his higher education in the state of New York. After earning his undergraduate degree in biomedical engineering from Columbia University, he obtained his medical degree from the State University of New York Stony Brook. He then completed his urology residency at Yale New-Haven Hospital, which was followed by a fellowship in sexual medicine and male infertility at Boston Medical Center.
• Emergency Care
  Rodriguez, D., Thirumavalavan, N., Pan, S. et al.: Epidemiology of genitourinary foreign bodies in the united states emergency room setting and its association with mental health disorders. Int J Impot Res, 2019
• Erectile Dysfunction
• Urinary Incontinence
  KC Kobashi, KC Hsiao, FE Govier. Suitability of different sling materials for the treatment of female stress urinary incontinence. Nature Clinical Practice Urology 2(2) 84-91. February 2005.

Gynecologists

• Female Infertility

Internists

• Bladder Cancer
• Urology
  Norcal Urology Medical Group, Inc. complies with applicable Federal civil rights laws and does not discriminate on the basis of race, color, national origin, age, disability, or sex. Norcal Urology Medical Group, Inc. does not exclude people or treat them differently because of race, color, national origin, age, disability, or sex.
• Kidney Cancer
• Kidney Stones
  Dr. Welty enjoys practicing general urology, including urologic oncology (bladder, prostate, kidney, testis, and penile cancer), kidney stone disease, voiding dysfunction in men and women, as well as issues relating to men’s health such as erectile dysfunction, benign prostate enlargement and low testosterone/infertility.. He is fully trained in the endoscopic treatment of prostatic obstruction, stone disease and disorders of the upper urinary tract. He is also trained in penile prostheses, vasectomy, sacral neuromodulation, artificial urinary sphincters and slings. In addition, Dr. Welty has extensive fellowship training in surgical and clinical management of urologic cancers, including Da Vinci robotic, laparoscopic, and open surgical approaches. His prior research has focused on risk stratification, management, and outcomes of prostate and bladder cancers, including several papers on how to differentiate men with prostate cancer who need treatment from those who likely do not.
• Interstitial Cystitis
• Prostate Cancer
  Morrisey C, Roudier MP, Dowell A, True LD, Ketchanji M, Welty C, Corey E, Lange PH, Higano S, Vessella RL. Effects of androgen deprivation therapy and bisphosphonate treatment on bone in patients with metastatic castration resistant prostate cancer: results from the University of 
Washington rapid autopsy series. J Bone Miner Res. 2013 Feb;28(2):333-40. PMID 22936276

Psychiatrists

• Mental Health

Radiologist

• MRI
  Steven V. Kardos, Shu Pan, Cayce B. Nawaf, Richard Fan, Daniel Cornfeld, Jeffrey Weinreb, Peter G. Schulam, Preston C. Sprenkle: MP17-08 MRI-Fusion prostate biopsy in first-time biopsy cohort yields increased detection of clinically significant prostate cancer using a simplified MRI grading scale. The Journal of Urology 04/2015; 193(4).
• Computed Tomography
  24th World Congress of Endourology (Cleveland, OH) The Journal of Endourology Volume 20, Number S1, August 2006 Peak attenuation of urinary stones as measured by computed tomography is more accurately determined using bone windows. C. Charles Wen, Josiah D. Nelson, Stephen Y Nakada, Madison, WI. VP 11-21, pg A68 Laparoscopic and percutaneous renal cryoablation: Single center experience. C. Charles Wen, Sean P. Hedican, Timothy D. Moon, Fred T. Lee, Stephen Y Nakada, Madison, WI. MP 12-13, pg A174.

Surgeons

• General Surgery
• Minimally Invasive Surgery
  KC Hsiao, Z Machaidze, JG Pattaras. Surgical ergonomics: the impact of the minimally invasive surgery suite on operating room efficiency. JSLS 8(4):300-3. Oct-Dec 2004.
• Vasectomy
  Dr. Pan’s clinical interests include sexual dysfunction, hypogonadism, male factor infertility, as well as general urology. He has extensive experience in penile prosthetic surgery, microsurgical reconstruction (vasectomy reversal), in addition to minimally invasive general urologic procedures.
• Robotic Surgery
  The Physicians and staff at NorCal Urology are committed to providing compassionate, state-of-the-art care. We helped pioneer the use of robotic surgery for prostate cancer and have continued the tradition of innovation with laser and cryo surgeries. Or goal is to deliver the highest quality care.
• Laparoscopy
  Handbook of Urology: Diagnosis and Therapy. Third Edition. 2004. Lippincott William & Wilkins Chapter 5, Instrumentation of the Lower Urinary Tract. C. Charles Wen and Richard K. Babayan Chapter 7, Urodynamic Studies. C. Charles Wen and Mike B. Siroky Chapter 12, Endoscopic Surgery of the Lower Urinary Tract and Laparoscopy. C. Charles Wen, Juan P. Litvak and Richard K. Babayan Chapter 18, Neurourology. C. Charles Wen and Mike B. Siroky
• Reconstructive Surgery
  FE govier, KC Kobashi, KC Hsiao: Use of Synthetics and Biomaterials in Vaginal Reconstructive Surgery. In Female Urology, 3rd Edition; S. Raz and L Rodriguez eds. Saunders Elsevier 2008

Plastic Surgeons

• Laparoscopic Surgery

Dermatologists

• Cyst