Clinicians affiliated with Washington University
3,029 clinicians on file with this group · most practice in St. Louis, MO-IL · PAC ID 9830008770
2,205 clinicians affiliated with Washington University are in the 2024 Medicare Part B data, 1,455 of them physicians. Data years with affiliated clinicians: 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024.
Each clinician's exact figures are in their Physician Report, from their page; a specialty's figures in this market are in a Market Comparison. View sample report · Already purchased? Open your report
Affiliated clinicians by specialty, 2024
All specialties · Nurse Practitioner (328) · Certified Registered Nurse Anesthetist (CRNA) (173) · Diagnostic Radiology (129) · Physician Assistant (110) · Anesthesiology (93) · Emergency Medicine (90) · Hospitalist (83) · Neurology (76) · Medical Oncology (74) · Internal Medicine (73) · Physical Therapist in Private Practice (54) · General Surgery (49) · Critical Care (Intensivists) (47) · Gastroenterology (45) · Pathology (45) · Cardiology (38) · Obstetrics & Gynecology (38) · Orthopedic Surgery (36) · Pulmonary Disease (36) · Infectious Disease (35) · Ophthalmology (33) · Endocrinology (32) · Psychiatry (32) · Nephrology (29) · Radiation Oncology (27) · Otolaryngology (24) · Audiologist (23) · Occupational Therapist in Private Practice (23) · Urology (23) · Dermatology (19) · Physical Medicine and Rehabilitation (19) · Rheumatology (19) · Neurosurgery (18) · Plastic and Reconstructive Surgery (16) · Thoracic Surgery (13) · Optometry (12) · Vascular Surgery (12) · Advanced Heart Failure and Transplant Cardiology (11) · Allergy/ Immunology (11) · Interventional Radiology (10) · Nuclear Medicine (10) · Pain Management (10) · Pediatric Medicine (10) · Interventional Cardiology (9) · Psychologist, Clinical (9) · Speech Language Pathologist (9) · Clinical Cardiac Electrophysiology (8) · Colorectal Surgery (Proctology) (8) · Geriatric Medicine (7) · Gynecological Oncology (7) · Hematology (7) · Hematology-Oncology (7) · Sleep Medicine (7) · Surgical Oncology (7) · Hand Surgery (6) · Cardiac Surgery (5) · Hospice and Palliative Care (5) · Medical Genetics and Genomics (4) · Podiatry (3) · Registered Dietitian or Nutrition Professional (3) · Certified Clinical Nurse Specialist (2) · Sports Medicine (2) · Family Practice (1) · Licensed Clinical Social Worker (1)
Specialty links go to the specialty in St. Louis, MO-IL.
Clinicians affiliated with Washington University, 2024
Alphabetical by last name; 2,101–2,200 of 2,205.
| Name | Specialty | City |
|---|---|---|
| Jason R Wellen, MD | General Surgery | Saint Louis, MO |
| Ellen R Wertenberger, PA | Physician Assistant | Saint Louis, MO |
| Ashleigh N Wesselschmidt, ANP | Nurse Practitioner | Saint Louis, MO |
| Brian T Wessman, MD | Emergency Medicine | Saint Louis, MO |
| Victoria C Whelan, MD | Obstetrics & Gynecology | Saint Louis, MO |
| Emily K White, PHD | Psychologist, Clinical | Saint Louis, MO |
| Megan E White, MD | Gastroenterology | Saint Louis, MO |
| Robert L White, MD | Neurology | Saint Louis, MO |
| Richard H Wieder, MD | Ophthalmology | Saint Louis, MO |
| Kimberly Wiele, MD | Diagnostic Radiology | Saint Louis, MO |
| Jonathan R Wiese, AGNP | Nurse Practitioner | Saint Louis, MO |
| Holly J Wiesehan, ACNP | Nurse Practitioner | Saint Louis, MO |
| Helen M Wijeweera, ANP | Nurse Practitioner | Saint Louis, MO |
| Georgia A Wilke, MD | Ophthalmology | Saint Louis, MO |
| Patricia A Wilkinson, ACNP | Nurse Practitioner | Saint Louis, MO |
| Denise M Willers, MD | Obstetrics & Gynecology | Saint Louis, MO |
| Jenna K Williams, ANP | Nurse Practitioner | Saint Louis, MO |
| Jessica N Williams, MD | Rheumatology | Saint Louis, MO |
| Jonathan P Williams, MD | Neurology | Saint Louis, MO |
| Kelley J Williams, MD | Endocrinology | Saint Louis, MO |
| Susan A Williams, PA | Physician Assistant | Saint Louis, MO |
| Treacy Williams, APRN, PMHNP-BC | Nurse Practitioner | Washington, MO |
| Jon T Willie, MD | Neurosurgery | Austin, TX |
| Hannah M Willis, PA | Physician Assistant | Saint Louis, MO |
| Anita D Wilson, FNP | Nurse Practitioner | Saint Louis, MO |
| Carmen A Wilson, PA | Physician Assistant | Saint Louis, MO |
| Jenna L Wilson, MD | Orthopedic Surgery | Saint Louis, MO |
| Leigh M Wilson, PT | Physical Therapist in Private Practice | Saint Louis, MO |
| Scott A Wilson-Flewelling, MD | Diagnostic Radiology | Saint Louis, MO |
| Sarah A Wingate, FNP | Nurse Practitioner | Saint Louis, MO |
| Jessica L Winkels, MD | Emergency Medicine | Saint Louis, MO |
| Allison P Winkler, AGNP | Nurse Practitioner | Saint Louis, MO |
| Lisa C Winter, ANP | Nurse Practitioner | Saint Louis, MO |
| Karen S Winters, MD | Internal Medicine | Saint Louis, MO |
| James D Wirthlin, MD | Anesthesiology | Saint Louis, MO |
| James R Wischmeier, FNP | Nurse Practitioner | Saint Louis, MO |
| Paul E Wise, MD | Colorectal Surgery (Proctology) | Saint Louis, MO |
| Andrew M Wishy, DO | Vascular Surgery | Saint Louis, MO |
| Chad A Witt, MD | Pulmonary Disease | Saint Louis, MO |
| Crystal D Wolf, PA | Physician Assistant | Saint Louis, MO |
| Maxim Wolfson, MD | Anesthesiology | Saint Louis, MO |
| Kyle B Womack, MD | Neurology | Saint Louis, MO |
| Luu T Wong, OT | Occupational Therapist in Private Practice | Chesterfield, MO |
| Sara C Wood, MD | Obstetrics & Gynecology | Saint Louis, MO |
| Meghan K Woodham, CRNA | Certified Registered Nurse Anesthetist (CRNA) | Saint Louis, MO |
| Cheryl A Woolsey, PA | Physician Assistant | Saint Louis, MO |
| Darcy A Wooten, MD | Infectious Disease | Saint Louis, MO |
| Megan E Wren, MD | Internal Medicine | Saint Louis, MO |
| David J Wright, MD | Orthopedic Surgery | Orange, CA |
| Melissa A Wright, MD | Orthopedic Surgery | Saint Louis, MO |
| Francis S Wu, MD | Diagnostic Radiology | Saint Louis, MO |
| Gregory F Wu, MD | Neurology | Saint Louis, MO |
| Tina Wu, PT | Physical Therapist in Private Practice | Saint Louis, MO |
| Emily J Wynia, MD | Pediatric Medicine | Saint Louis, MO |
| Xingying Xiong, CRNA | Certified Registered Nurse Anesthetist (CRNA) | Saint Louis, MO |
| Naga M Yalla, MD | Endocrinology | Saint Louis, MO |
| Joanna C Yang, MD | Radiation Oncology | Saint Louis, MO |
| Carley Yanuck, OT | Occupational Therapist in Private Practice | Saint Louis, MO |
| Muhammad T Yasin, MD | General Surgery | Saint Louis, MO |
| Timothy T Yau, MD | Nephrology | Saint Louis, MO |
| Eric M Yeager, NP | Nurse Practitioner | Belleville, IL |
| Branden E Yee, MD | Anesthesiology | Saint Louis, MO |
| Xiaobin Yi, MD | Anesthesiology | Saint Louis, MO |
| Christine C Yokoyama, MD | Dermatology | Saint Louis, MO |
| Alexander H Young, MD | Anesthesiology | Saint Louis, MO |
| Robert S Young, MD | Hospitalist | Saint Louis, MO |
| Beth A Younger, ACNP | Nurse Practitioner | Saint Louis, MO |
| Margaret C Youngs, PA | Physician Assistant | Saint Louis, MO |
| Jaclyn Y Yu, MD | Anesthesiology | Saint Louis, MO |
| Jennifer Yu, MD | General Surgery | Saint Louis, MO |
| Tong Yu, MD | Hospitalist | Saint Louis, MO |
| Andrew Yuan, MD | Family Practice | Richmond, VA |
| Kevin Z Yuan, MD | Hospitalist | Saint Louis, MO |
| Roger D Yusen, MD | Pulmonary Disease | Saint Louis, MO |
| Brenna N Zack, ACNP | Nurse Practitioner | Saint Louis, MO |
| Craig M Zaidman, MD | Neurology | Saint Louis, MO |
| Alan Zajarias, MD | Interventional Cardiology | Saint Louis, MO |
| Allison J Zanaboni, MD | Emergency Medicine | Saint Louis, MO |
| Paul B Zanaboni, MD | Anesthesiology | Saint Louis, MO |
| Mark A Zaydman, MD | Pathology | Saint Louis, MO |
| Mohamed A Zayed, MD | Vascular Surgery | Saint Louis, MO |
| Allyson R Zazulia, MD | Neurology | Saint Louis, MO |
| Nichole G Zehnder, MD | Internal Medicine | Saint Louis, MO |
| Markus G Zei, MD | Diagnostic Radiology | Saint Louis, MO |
| Mary E Zerlan, CRNA | Certified Registered Nurse Anesthetist (CRNA) | Saint Louis, MO |
| Samuel D Zetumer, MD | Internal Medicine | Iowa City, IA |
| Jiahua Zhang, DO | Hospitalist | Saint Louis, MO |
| Diana Y Zhao, MD | Hospitalist | Saint Louis, MO |
| Peter C Zhao, MD | Internal Medicine | Saint Louis, MO |
| Jing Zhong, MD | Anesthesiology | Saint Louis, MO |
| Alice Y Zhou, MD PHD | Medical Oncology | Saint Louis, MO |
| Amy W Zhou, MD | Hematology | Saint Louis, MO |
| Lisa A Zickuhr, MD | Rheumatology | Saint Louis, MO |
| Catherine B Zielinski, ACNP | Nurse Practitioner | Saint Louis, MO |
| Ofer Zimmerman, MD | Allergy/ Immunology | Saint Louis, MO |
| Gregory J Zipfel, MD | Neurosurgery | Saint Louis, MO |
| Benjamin M Zmistowski, MD | Orthopedic Surgery | Saint Louis, MO |
| Imran Zoberi, MD | Radiation Oncology | Saint Louis, MO |
| Amanda C Zofkie, MD | Obstetrics & Gynecology | Saint Louis, MO |
| Jonathan K Zoller, MD | Anesthesiology | Saint Louis, MO |
Practice locations
Listed practice locations in Alabama, Arizona, California, Florida, Illinois, Missouri, New York, Ohio, Oregon, Pennsylvania, Tennessee, Texas, Virginia, Washington.
Source: CMS Doctors and Clinicians National Downloadable File, snapshot October 2, 2026.
Membership comes from the CMS Doctors and Clinicians file. CMS does not publish an end-of-year archive of it, so the current snapshot is applied to every data year. A clinician affiliated with several groups or hospitals appears on each of their pages. How group pages are built · Limitations