Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

William Cody Yarnell, MD

Individual provider Emergency Medicine Physician · NPI 1518541556

William Cody Yarnell, MD is an Emergency Medicine in Springfield, Illinois. Qualified in 2021, 5 years ago. Practices with Passavant Memorial Area Hospital Association, an 8-clinician group and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
5
Licensed in
IL
In the registry since
2021
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

701 N 1st St Ste D220
Springfield, IL 62702-3757
Phone: (217) 545-3518
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence 125077635 (IL)

Record details

NPI number1518541556
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 6, 2021
Last updated in NPPESMarch 1, 2024
Certification dateMarch 1, 2024

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyEMERGENCY MEDICINE
Medical schoolOTHER
Graduated 2021 (5 years in practice)
Group practice Passavant Memorial Area Hospital Association — 8 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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