Matthew P. Dizon

ORCID: 0000-0001-6747-5973
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About
Contact & Profiles
Research Areas
  • Cutaneous Melanoma Detection and Management
  • Dermatology and Skin Diseases
  • Healthcare Policy and Management
  • Primary Care and Health Outcomes
  • Nonmelanoma Skin Cancer Studies
  • Patient Satisfaction in Healthcare
  • Melanoma and MAPK Pathways
  • Nail Diseases and Treatments
  • Allergic Rhinitis and Sensitization
  • Patient-Provider Communication in Healthcare
  • Skin Protection and Aging
  • Food Allergy and Anaphylaxis Research
  • Infrared Thermography in Medicine
  • Cell Image Analysis Techniques
  • Microscopic Colitis
  • Indoor Air Quality and Microbial Exposure
  • CAR-T cell therapy research
  • Clinical practice guidelines implementation
  • Emergency and Acute Care Studies
  • Health Systems, Economic Evaluations, Quality of Life
  • Psoriasis: Treatment and Pathogenesis
  • Cancer and Skin Lesions
  • Cancer Immunotherapy and Biomarkers
  • Inflammatory Bowel Disease
  • Acne and Rosacea Treatments and Effects

VA Palo Alto Health Care System
2023-2025

United States Department of Veterans Affairs
2025

Stanford University
2023-2024

Center for Innovation
2023-2024

Health Services Research & Development
2023

Vanderbilt University Medical Center
2021

Oregon Health & Science University
2020-2021

Mapi Research Trust
2021

University of California, San Francisco
2016-2018

The US Veterans Health Administration (VHA) provides comprehensive medical care for enrolled veterans. Differences in melanoma diagnosis, associated with individual-level factors, have been previously published. area deprivation index (ADI) ranks a neighborhood's level of and can inform whether the characteristics patient's residence contribute to delayed measured by thickness. To evaluate if neighborhood is thicker (greater than 2 mm) cutaneous diagnosis after controlling veteran...

10.1001/jamadermatol.2025.0311 article EN JAMA Dermatology 2025-03-06

Many veterans enrolled in the Veterans Affairs (VA) health care system have access to non-VA through insurance and VA-purchased community care. Prior comparisons of VA hospital outcomes been limited subpopulations.To compare for 6 acute conditions hospitals younger older using all-payer discharge data.This cohort study used a repeated cross-sectional analysis hospitalization records myocardial infarction (AMI), coronary artery bypass graft (CABG), gastrointestinal (GI) hemorrhage, heart...

10.1001/jamanetworkopen.2023.45898 article EN cc-by-nc-nd JAMA Network Open 2023-12-01

Abstract Purpose To examine changes in rural and urban Veterans’ utilization of acute inpatient care Veterans Health Administration (VHA) non‐VHA hospitals following access expansion from the Choice Act, which expanded eligibility for VHA‐paid community hospitalization. Methods Using repeated cross‐sectional data VHA enrollees’ hospitalizations 9 states (AZ, CA, CT, FL, LA, MA, NY, PA, SC) between 2012 2017, we compared probability admission by payer over time elective nonelective using...

10.1111/jrh.12812 article EN The Journal of Rural Health 2023-11-30

Dizon, Matthew Philip MD; Topham, Christina Haynes, Dylan Brazil, Molly Chren, Mary-Margaret Simpson, Eric MD Author Information

10.1097/der.0000000000000820 article EN Dermatitis 2021-12-21
Pim Aarts Ayman Abdelmaksoud Riichiro Abe Katrina Abuabara Jónas A. Aðalsteinsson and 95 more Adewole S. Adamson Nikki R. Adler Shehla Admani Indra Adrianto Eugènia Agut‐Busquet M. Ahlstrom Ahmed Glindvad Alia Ahmed Ammar Ahn Jiyoung Akilov Oleg Akiyama Masashi Akiyama Tasuku Alabas Oras Al-Adwi Yehya Alberti-Violetti Silvia Albrecht J. Herbert Alexander Matthew Alhusayen Raed Amatore Florent Amber Kyle Ambur Austin Amerio Paolo Andrade Danieli Castro De Oliveira Michael Arents Bernd Arkin Lisa Armato Ubaldo Armour Katherine Asero Riccardo Asfour Leila Atzmony Lihi Atzori Laura Austin Evan Bagot Magdalena Claeson Louise Clark Laura C. Coates Arnon D. Cohen Fiona Collier John Common Andrea Conti Ana Copaescu Antonio Costanzo Ian Coulson Fiona Cowdell Anne Ε. Cust Adnan Čustović Johan Dalen Florence Dalgard Aoife Daly Giovanni Damiani Nick Dand Roxana Daneshjou Maryam Daneshpazhooh Steven Daveluy Michael Davies Olivia M.T. Davies Marianne de Brito Marjolein De Bruin Guzman De Cristina de Guzman Strong Dekker Deacon James Decaprio V. del Mármol Robert P. Dellavalle Julie Delyon O. Dereure Clio Dessinioti Veronica Carlo Giovanni Di Zenzo Janine Dickinson Brian Diffey Florentia Dimitriou Jacqueline Dinnes Thomas Dirschka Matthew P. Dizon Gábor Dobos Belen Dofitas Sunil Dogra Heather Draper Corinna Dressler Aaron M. Drucker Amanda Drury Koen Dudink N. Dupin Jean Claude Dusingize A. Du‐Thanh Jan Dutz Judith Dyson Ewan Eadie Emily Heredia Mees Egeler Celeste Eggermont Liv Eidsmo Daniel B. Eisen

10.1093/bjd/ljae059 article EN other-oa British Journal of Dermatology 2024-03-15

Abstract Background Previous studies found that documentation of comorbidities differed when Veterans received care within versus outside Health Administration (VHA). Changes to medical center funding, increased attention performance reporting, and expansion Clinical Documentation Improvement programs, however, may have caused coding in VHA change. Methods Using repeated cross-sectional data, we compared Elixhauser-van Walraven scores Medicare Severity Diagnosis Related Group (DRG) severity...

10.1186/s12913-024-11063-3 article EN cc-by BMC Health Services Research 2024-05-08

To the Editor: Complete saucerization/shave removal with excisional intent may be a reasonable option for low-risk keratinocyte carcinomas, only 3.4% of basal cell carcinomas (mainly nodular subtype, <1 cm diameter, and on trunk or extremities) demonstrating local recurrence, as previously described.1Ransohoff K.J. Nord K.M. Bailey E.E. et al.Local recurrence clinically observed following complete saucerization punch negative margins: retrospective case series from 2010 to 2020.J Am Acad...

10.1016/j.jdin.2023.01.019 article EN cc-by-nc-nd JAAD International 2023-02-11

Veterans enrolled in the Affairs (VA) health care system gained greater access to non-VA beginning 2014. We examined hospital and Veteran characteristics associated with choice. conducted a longitudinal study of elective hospitalizations 2011 2017 11 states modeled patients' choice VA hospital, large or small conditional logit models. Patients had higher odds choosing an academic affiliation, better patient experience rating, location closer them, more common type. who were male,...

10.1177/10775587231194681 article EN Medical Care Research and Review 2023-09-07

Prior work has demonstrated that a novel programme involving dermatologist-led, team-based education of student athletes (SAs), coaches, and athletic trainers termed Stanford University Network for Sun Protection, Outreach, Research, Teamwork (SUNSPORT) improved photoprotective behaviours in National Collegiate Athletic Association (NCAA) SAs. Our current study investigated the use an alternative, video-based form SUNSPORT at Cal UCLA. We demonstrate trend increasing sunscreen amongst SAs...

10.1002/ski2.318 article EN cc-by Skin Health and Disease 2023-12-01

The Institute of Medicine has identified serious deficiencies in the measurement cancer care quality, including effects on quality life and patient experience. Moreover, comparisons Veterans Affairs Medical Centers (VA) other sites are timely now that many can choose where to seek care. To compare ambulatory surgical for keratinocyte carcinoma (KC) between a VA fee-for-service (FFS) practice, we used unique clinical patient-reported data from comparative effectiveness study. Patients were...

10.1371/journal.pone.0171253 article EN public-domain PLoS ONE 2017-01-31
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