SimonKaspurAshikuMD

Thoracic Surgery • Walnut Creek, CA

Cardiovascular Surgery

Physician

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Office
1425 S Main St
Surgery Clinic, Medical Office Building
Walnut Creek, CA 94596
Phone+1 925-295-1746
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Education & Training

Massachusetts General HospitalFellowship, Thoracic Surgery, 1999 - 2002
Massachusetts General HospitalResidency, Surgery, 1992 - 1999
Harvard Medical SchoolClass of 1992

Certifications & Licensure

CA State Medical License 2007 - 2026
MA State Medical License 1995 - 2009
American Board of Thoracic Surgery Thoracic and Cardiac Surgery

Awards, Honors, & Recognition

Meaningful Use Stage 1 Certification Centers for Medicare & Medicaid Services, 2011
Most Compassionate Doctor American Registry

Publications & Presentations

PubMed

Adjuvant Immunotherapy in Curative Intent Esophageal Cancer Resection Patients: Real-World Experience within an Integrated Health System.
Hyunjee V Kwak, Kian C Banks, Yun-Yi Hung, Nathan J Alcasid, Cynthia J Susai, Ashish Patel, Simon Ashiku, Jeffrey B Velotta> ;Cancers. 2023 Nov 7
2 citations
Association of Surgical Timing with Outcomes in Early Stage Lung Cancer.
Kian C Banks, Jennifer R Dusendang, Julie A Schmittdiel, Simon K Ashiku, Ashish R Patel, Lori C Sakoda, Jeffrey B Velotta, Hsu, D.> ;World Journal of Surgery. 2023 May 1
2 citations
Outcomes of Anastomotic Evaluation Using Indocyanine Green Fluorescence during Minimally Invasive Esophagectomy.
Kian C Banks, Katherine E Barnes, Rachel K Wile, Yun-Yi Hung, Jesse Santos, Giye Choe, Nassrene Y Elmadhun, Simon K Ashiku, Ashish R Patel, Jeffrey B Velotta, Diana S Hsu> ;The American Surgeon. 2023 Dec 1
2 citations
Comparison of Survival by Multimodal Treatment Regimen Among Malignant Pleural Mesothelioma Patients in an Integrated Health System.
Kian C Banks, Stephanie Ossowski, Yun-Yi Hung, Diana S Hsu, Simon K Ashiku, Ashish R Patel, Jeffrey B Velotta, J Marie Suga> ;Clinical Lung Cancer. 2022 Dec 1
2 citations
Improving outcomes in malignant pleural mesothelioma in an integrated health care system.
Stephanie Ossowski, Yun-Yi Hung, Kian Banks, Diana Hsu, Lisa Herrinton, Simon Ashiku, Ashish Patel, J Marie Suga, Jeffrey B Velotta> ;Journal of Thoracic Disease. 2022 Sep 1
2 citations
Reduced opioid utilization and post-operative pain in Asian vs. Caucasian populations after video-assisted thoracoscopic surgery lobectomy with liposomal bupivacaine-b...
Sora Ely, Nathan J Alcasid, Kian C Banks, Jesse Santos, Julia Wei, Clara Maxim, Simon K Ashiku, Ashish R Patel, Jeffrey B Velotta, Hsu, D.> ;Annals of Palliative Medicine. 2022 May 1
3 citations
A refined procedure for esophageal resection using a full minimally invasive approach.
Simon K Ashiku, Ashish R Patel, Brandon H Horton, Jeffrey Velotta, Sora Ely, Andrew L Avins> ;Journal of Cardiothoracic Surgery. 2022 Mar 4
2 citations
Intercostal nerve blockade with liposomal bupivacaine reduces length of stay after video assisted thoracic surgery (VATS) lobectomy.
Kian Banks, Sora Ely, Dana A Dominguez, Rebecca C Gologorsky, Julia Wei, Clara Maxim, Simon K Ashiku, Ashish R Patel, Jeffrey B Velotta, Hsu, D.> ;Journal of Thoracic Disease. 2022 Jan 1
1 citations
Outcomes following interventions to sustain body weight in esophageal cancer patients starting preoperative therapy: a retrospective cohort study
Jeffrey B. Velotta, Jennifer R. Dusendang, Hyunjee Kwak, Michelle Huyser, Ashish R. Patel, Simon Ashiku, Lisa J. Herrinton> ;Journal of Thoracic Disease. 2021 Sep 1
5 citations
Effect of Thoracic Surgery Regionalization on 1- and 3-Year Survival after Cancer Esophagectomy.
Sora Ely, Amy Alabaster, Dana A. Dominguez, Clara Maxim, Simon Ashiku, Ashish R. Patel, Jeffrey B. Velotta> ;Annals of Surgery. 2021 Jul 14
5 citations
Effect of thoracic surgery regionalization on long-term survival after lung cancer resection
Sora Ely, Sheng-Fang Jiang, Dana A. Dominguez, Ashish R. Patel, Simon Ashiku, Jeffrey B. Velotta> ;The Journal of Thoracic and Cardiovascular Surgery. 2021 Mar 20
Transoral Minimally Invasive Tracheoplasty Technique for Cervical Tracheomalacia.
Michelle R. Huyser, Melissa H. Tukey, Sora Ely, Joyce C. Lo, Andrew L. Ray, Simon Ashiku> ;The Annals of Thoracic Surgery. 2021 Jan 9
13 citations
Regionalization of Lung Cancer Surgery Improves Outcomes in an Integrated Health Care System
Sora Ely, Sheng-Fang Jiang, Ashish R. Patel, Simon Ashiku, Jeffrey B. Velotta> ;The Annals of Thoracic Surgery. 2020 Mar 14
28 citations
Regionalization of thoracic surgery improves short-term cancer esophagectomy outcomes.
Sora Ely, Amy Alabaster, Simon Ashiku, Ashish R. Patel, Jeffrey B. Velotta> ;Journal of Thoracic Disease. 2019 May 21
1 citations
Progel Use is Not Associated with Decreased Incidence of Postoperative Air Leak after Nonanatomic Lung Surgery.
Rebecca C. Gologorsky, Amy Alabaster, Simon Ashiku, Ashish R. Patel, Jeffrey B. Velotta> ;The Permanente Journal. 2019 Jan 1
12 citations
The Thymus: A Comprehensive Review—Erratum
Mizuki Nishino, Simon Ashiku, Olivier Kocher, Robert L. Thurer, Phillip M. Boiselle, Hiroto Hatabu> ;Radiographics. 2017 May 11
9 citations
Treatment of Tracheoinnominate Fistula with Ligation of the Innominate Artery: A Case Report.
Rhiana Menen, Matthew A Dowell, Ashish R. Patel, Simon Ashiku, Jeffrey B. Velotta> ;The Permanente Journal. 2016 Jun 22
51 citations
Technical aspects and outcomes of tracheobronchoplasty for severe tracheobronchomalacia.
Sidhu P. Gangadharan, Charles Bakhos, Adnan Majid, Michael S. Kent, Gaetane Michaud, Armin Ernst, Simon Ashiku, Malcom McAvoy DeCamp> ;The Annals of Thoracic Surgery. 2011 May 1
16 citations
Endoscopic removal of metallic airway stents.
Hongwu Wang, Yanqiu Zhou, Etsuro Yamaguchi, Yunzhi Zhou, Dongmei Li, Hang Zou, Lingfei Luo, Hongming Ma> ;Journal of Bronchology & Interventional Pulmonology. 2011 Jan 1
29 citations
Tracheal Replacement With a Silicone-Stented, Fresh Aortic Allograft in Sheep
Hisashi Tsukada, Armin Ernst, Sidhu P. Gangadharan, Simon Ashiku, Robert Garland, Diana Litmanovich, Malcolm M. DeCamp> ;The Annals of Thoracic Surgery. 2010 Jan 1
3 citations
Blunt rupture of the subclavian-innominate venous junction: case report and review of literature.
Tarina Lee Kang, Cathy Dudick, Simon Ashiku, Christopher C. Baker> ;The Journal of Trauma. 2009 Jun 1
82 citations
Tracheobronchoplasty for Severe Tracheobronchomalacia: A Prospective Outcome Analysis
Adnan Majid, Jorge Guerrero, Sidhu P. Gangadharan, David Feller-Kopman, Phillip M. Boiselle, Malcolm M. DeCamp, Simon Ashiku, Gaetane Michaud, Felix J.F. Herth, Armin ...> ;Chest. 2007 Oct 1
21 citations
Comparison of expiratory CT airway abnormalities before and after tracheoplasty surgery for tracheobronchomalacia.
Karen S. Lee, Simon Ashiku, Armin Ernst, David Feller-Kopman, Malcolm M. DeCamp, Adnan Majid, Jorge Guerrero, Phillip M. Boiselle> ;Journal of Thoracic Imaging. 2008 May 1
4 citations
Optimal breathing protocol for dynamic contrast-enhanced MRI of solitary pulmonary nodules at 3 T
Aya Kino, Masaya Takahashi, Simon Ashiku, Malcolm M. DeCamp, Robert E. Lenkinski, Hiroto Hatabu> ;European Journal of Radiology. 2007 Dec 1
8 citations
Tracheal transplantation: are we any closer to the Holy Grail of airway management?
Armin Ernst, Simon Ashiku> ;Chest. 2006 Nov 1
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